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Senior Staff React Native Engineer jobs in New York City
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Join Privy as a Staff SDK Engineer specializing in React and React Native. In this role, you will lead the development of innovative SDKs that empower developers and enhance user experiences. You will collaborate with cross-functional teams to design, build, and maintain high-quality software solutions.
Privy, a subsidiary of Stripe, is at the forefront of providing powerful marketing tools that help businesses grow. Our mission is to empower entrepreneurs with technology that simplifies their operations and enhances their customer engagement.
Join Privy as a Staff SDK Engineer specializing in React and React Native. In this role, you will lead the development of innovative SDKs that empower developers and enhance user experiences. You will collaborate with cross-functional teams to design, build, and maintain high-quality software solutions.
Senior Staff React Native EngineerLocation: New York City (Office)On-site | Full-timeCompensation: CompetitiveJoin a leading-edge technology development firm that is at the forefront of creating and sustaining the foundational infrastructure for the world’s most dynamic digital asset launchpads. This organization operates within an ultra-low latency, high throughput environment, characterized by continuous high-concurrency loads. Here, technical precision is critical, and the impact of every deployment is felt instantly.We are on the lookout for a seasoned React Native Engineer to be a crucial part of our mobile engineering team. This role will be instrumental in developing and scaling a high-performance mobile application designed to empower a global audience with the advantages of decentralized finance (DeFi) and SocialFi. You will work across the entire stack to design exceptional mobile experiences, delivering features rapidly, and iterating efficiently in a high-growth ecosystem.Key ResponsibilitiesApplication Development: Create and manage a top-tier mobile application using React Native, focusing on high-performance execution and an intuitive user interface.Performance Optimization: Enhance mobile architecture for speed, efficiency, and scalability, effectively bridging complex blockchain interactions with mobile-first design principles.System Integration: Partner with backend engineers to integrate advanced APIs, real-time data streams, and decentralized technologies.Rapid Iteration: Implement fast-paced shipping cycles, gathering user feedback to refine the mobile experience and foster long-term engagement.Technical Problem Solving: Tackle intricate challenges related to non-custodial crypto wallets, smart contract interactions, and real-time on-chain data updates.Code Excellence: Uphold a clean, modular, and scalable codebase while pushing the boundaries of modern mobile development.Strategic Collaboration: Collaborate with designers, engineers, and product leaders to define the roadmap and future of the mobile platform.Work EnvironmentIn-Person Collaboration: This position requires in-person presence at the client's office.Intensity: Candidates should be comfortable with unconventional hours and a high-velocity pace where expectations are elevated and impact is immediate.Interview ProcessRecruiter / HR Call: Initial screening to discuss professional background and cultural fit....
About RillaAt Rilla, we are pioneering the future of conversation intelligence software for offline commerce. Our platform is designed to record, analyze, and index conversations, providing unmatched insights that empower the physical businesses that form the backbone of our economy.Our mission is to democratize cutting-edge technology, making the innovations of the 21st century accessible to all sectors of the economy. As a testament to our success, we are among the fastest-growing companies in history, achieving a remarkable trajectory that includes $40M in revenue within just 3.5 years, a consistent 15% month-over-month growth, and a net revenue retention rate exceeding 170%. Our customer satisfaction score (NPS) even surpasses that of the iPhone!Your RoleAs our first dedicated mobile engineer, you will play a pivotal role in enhancing our mobile codebase, enabling us to deliver exceptional, real-time experiences for field users. You’ll take ownership of our mobile architecture, streamlining today’s velocity bottlenecks and building end-to-end workflows that address real-world challenges on a large scale.Are you passionate about technology? Do you dream of leading innovations that apply AI in impactful ways? Join us at Rilla, where you will collaborate with an extraordinary team and develop your skills to the fullest.Technologies We LeverageProgramming languages and frameworks such as React, React Native, TypeScript, and Python.Open-source tools including Node.js, PostgreSQL, Turborepo, Lodash, and Zod.Industry-standard build tools, including GitHub Actions, Terraform, and Spacelift.Our Core ValuesContinuous Learning: We seek individuals who are fiercely curious and committed to personal growth.Customer Obsession: We prioritize genuine solutions that address customer pain points over superficial metrics.Winning Mindset: We thrive on accountability, team learning, and rapid feedback.Empathy: Understanding our customers' real-world challenges is key to effective solutions.Fearlessness: We embrace risks and view failures as learning opportunities.
About SomethingsAt Somethings, we are pioneering the first social wellness platform designed specifically for teens. Our mission is to connect teens with mentors who understand and support them, facilitating meaningful relationships that promote growth and healing.With 25 million teens in the U.S. facing mental health challenges, each download of our app represents a potential lifeline. We strive to ensure that not only do these teens engage with our platform, but they also build connections with caring individuals who can guide them towards a healthier future.Backed by General Catalyst and leading investors in healthcare and consumer markets, we are experiencing rapid growth—having increased our user base by 1100% in 2025 and projecting to multiply our reach fivefold in 2026.If you are eager to contribute to a company that is poised to redefine mental health support for a generation, we invite you to join us.Role OverviewWe are seeking a Full Stack React Native Engineer to become part of our dedicated engineering team. In this role, you will play a vital part in developing the core product experiences that propel our mission forward.Your work will be characterized by high agency and a profound impact:You will actively influence the product features that help teens connect and improve their well-being.What You’ll DoYour responsibilities will extend beyond just building features; you will take complete ownership of critical projects aligned with our strategic objectives for 2026:1. Create Enriching Teen × Mentor ExperiencesDevelop engaging mobile experiences that evoke warmth, speed, and a human touch.Enhance the onboarding process and early engagement to optimize the initial user journey.Design user interfaces that are as intuitive and addictive as leading social applications.2. Develop Scalable Tools for Our Mentor NetworkBuild mentor-focused features that enhance consistency, efficiency, and connectivity.Create safety mechanisms that proactively identify risks and mitigate human error.Refine mentor workflows to ensure they feel empowered by our tools.3. Lead Full-Stack Product DevelopmentConstruct end-to-end features utilizing React Native, backend services, and APIs.Collaborate closely with design, product, growth, and clinical operations teams.Conduct user interviews with teens and mentors to gain deep insights into their needs.
Betterment
About BettermentBetterment is a premier, technology-focused financial services company dedicated to offering innovative investing and retirement solutions for individual investors and financial advisors. Our commitment is to enhance financial well-being through accessible tools, including a 401(k) solution tailored for small and medium-sized enterprises. We are driven by a mission to empower individuals to build wealth with confidence and ease. Headquartered in the heart of NYC, we facilitate hybrid work arrangements with four days a week in the office.About the RoleAs a Staff Mobile Engineer within our Mobile Platform team, you will play a pivotal role in developing and maintaining the foundational mobile infrastructure, frameworks, and tools that support Betterment’s applications. Your contributions will significantly enhance the developer experience for mobile engineers across the organization, ensuring rapid, secure, and sustainable feature delivery.At Betterment, our platform engineering team empowers engineers across the company to deliver exceptional code with assurance. We collaborate closely with product engineers to create cross-functional capabilities, infrastructure, and frameworks that enable swift delivery while upholding quality. We tackle intriguing technical challenges related to scalability, architecture, and user experience to craft an app platform that brings satisfaction to both our clients and our engineers.This position is based in our NYC office. Below, we outline the base salary range for this role. Actual salaries may vary based on several factors, including location, experience, and performance. The mentioned range is just one aspect of Betterment’s comprehensive compensation package.New York City: $200,000 – $228,000We provide a competitive equity package along with health, dental, and vision benefits, life insurance, short-term and long-term disability insurance, Employee Assistance Program (EAP), commuter and parking benefits, FSA/HSA, and a 401(k) with employer matching. Furthermore, we offer a flexible paid time off (PTO) policy. This position may also qualify for variable compensation through a company incentive bonus. For roles at our NYC HQ, in-office attendance is required Monday through Thursday.A Day in the LifeDevelop and maintain shared React Native frameworks, libraries, and development tools utilized by mobile product teams to deliver customer-facing features.Collaborate with engineers across the organization to enhance the reliability, performance, and security of our mobile applications.Lead medium-to-large scale projects, ensuring effective communication and collaboration across teams.
About SomethingsAt Somethings, we are pioneering a revolutionary social wellness platform specifically designed for teens. Our mission is to create a supportive environment where young individuals can build meaningful relationships with mentors who truly understand them, are dedicated to their growth, and provide the guidance necessary for them to flourish.In the U.S., 25 million teens face mental health challenges, and each of the countless teens who engage with Somethings requires assistance. Our goal is to ensure that these individuals do not merely use the platform, but instead connect with compassionate humans who are devoted to their well-being and help them thrive.With backing from General Catalyst and esteemed healthcare and consumer investors, we are experiencing rapid growth — achieving a remarkable 1100% increase in 2025 and aiming for a fivefold growth in 2026.If you aspire to contribute to a transformative company within the mental health sector, we welcome you to join us.Role OverviewWe are seeking a Senior Fullstack Software Engineer specializing in React to join our dynamic, high-impact engineering team. You will play a pivotal role in constructing the foundational web experiences that empower our mentors and operational teams.This position offers high levels of agency, craftsmanship, and impact:You will directly influence the platform experiences that assist teens in connecting and genuinely improving their lives.What You'll DoIn this role, you will take complete ownership of essential projects that align with our strategic objectives for 2026:1. Transform our Mentor Operations Platform into a world-class experienceDeliver web experiences that are fast, reliable, and deeply human-centric.Evolve the mentor web experience from basic functionality to a cohesive, elegant, and leading-edge platform.Create user interfaces that are as intuitive and refined as the best consumer applications.Prioritize performance, accessibility, and interaction quality.2. Develop tools that safely scale our mentor operationsDesign features for mentors that enhance consistency, speed, and connection.Implement safety measures that proactively identify risks and minimize human error.Refine mentor workflows to empower users rather than overwhelm them.3. Take charge of full-stack product developmentBuild comprehensive features across React, backend services, and APIs.Engage in close collaboration with design, product, growth, and clinical operations teams.
Betterment
Role overview Betterment seeks a Senior Staff Engineer to help shape the future of its technology. This position is based onsite at Betterment HQ in New York City. What you will do Lead complex engineering projects from initial planning through to execution Mentor junior engineers and support their technical development Collaborate with product and design teams to launch new features and refine existing ones Apply deep technical knowledge to strengthen Betterment's investment platform and create value for clients
About KnotAt Knot, we are dedicated to transforming the way consumers and businesses connect through seamless merchant and banking experiences. Think of us as the 'Plaid for merchant connectivity.' Our innovative platform bridges the gap between merchants and the multitude of applications that users engage with daily. Our flagship product, the CardSwitcher, empowers consumers to effortlessly manage and update their payment methods across various online merchant accounts such as Netflix and PayPal. Additionally, our latest offering, TransactionLink, enables users to access detailed transaction data. We are excited to expand our suite of products built on our unique merchant connectivity platform and invite you to be part of this journey!Founded in 2021 by brothers Rory and Kieran O’Reilly, who are Thiel Fellows, Knot has rapidly grown to serve hundreds of thousands of consumers, facilitating connected online payment experiences. Industry leaders like American Express, PayPal, Current, BILT, and Step have integrated Knot’s SDK into their applications to enhance customer experiences.Knot is proud to have the backing of a distinguished group of investors, including Nava Ventures, 8VC, American Express, and Plaid, along with co-founders and CEOs from renowned companies such as Twitter, Warby Parker, Allbirds, and DraftKings.Working at KnotOur team is a global collective of top-tier talent, predominantly in engineering roles, dedicated to solidifying Knot's presence in New York City, the epicenter of the financial services industry.We prioritize our commitment to delivering exceptional value to our customers while fostering a collaborative and enjoyable work environment. Balancing diligence with fun is fundamental to our culture.Your RoleCollaborate with cross-functional teams to design, prototype, and troubleshoot user-facing features across Knot's product lineup (including CardSwitcher and TransactionLink).Lead the development of new products and enhance existing features to create additional value for our users.Utilize React/TypeScript for frontend development while integrating various technologies at the API layer.Cultivate a culture that prioritizes exceptional user experience across all our products.QualificationsExtensive experience in product engineering or software development with a focus on user-centric design.Proficiency in React and TypeScript, with a strong grasp of API integration.Demonstrated ability to work collaboratively in a fast-paced, dynamic environment.A passion for creating intuitive and engaging user experiences.
Stripe, Inc.
Join our dynamic team at Privy, a leading provider of innovative solutions for businesses, as a Staff Frontend Engineer. In this role, you will work closely with cross-functional teams to develop and enhance our frontend applications, ensuring a seamless user experience. You will leverage modern frameworks and technologies to create responsive and high-performance web applications that meet our users' needs.
Medal is looking for a Senior Frontend Engineer with deep experience in React to help shape the next generation of web applications. This position is based in New York City and centers on building intuitive, reliable interfaces that make a real impact for users. Role overview This role focuses on designing and implementing frontend solutions using React. The Senior Frontend Engineer will work closely with colleagues from various disciplines to deliver scalable and maintainable web applications. Attention to detail and a commitment to high-quality user experiences are essential. What you will do Design and build user interfaces that are both attractive and easy to use Collaborate with cross-functional teams to deliver web applications Apply modern web technologies to improve product quality and performance Requirements Strong proficiency in React Experience developing scalable web applications Ability to work effectively with cross-functional teams
Nagarro is hiring a Senior Staff Engineer to lead AI-focused initiatives in New York City. This position centers on steering teams as they design and deliver advanced artificial intelligence solutions. Role overview This role involves taking charge of major AI projects, shaping technical direction, and ensuring high standards throughout the development process. The Senior Staff Engineer will help teams translate complex requirements into practical, AI-powered products that strengthen Nagarro's portfolio. What you will do Guide and mentor engineering teams working on artificial intelligence projects Drive the development of new AI solutions to improve existing offerings Oversee project execution from concept through deployment Requirements Extensive experience in artificial intelligence engineering Strong leadership skills in technical team settings Ability to manage and deliver complex AI-driven projects
iMentor is on the lookout for a talented Senior Front End Engineer with expertise in React to enhance our innovative mentoring platform. In this full-time position, you will be instrumental in developing and maintaining exceptional front-end experiences within a cutting-edge MERN stack environment.As a key member of our mission-driven technology team, you will work on tools that facilitate mentoring relationships across the U.S. You will report directly to the Senior Director of Engineering and collaborate closely with product partners and fellow engineers.The ideal candidate will possess extensive technical knowledge of React, complemented by a thoughtful approach focused on usability, stability, and long-term maintainability.About the PlatformThe iMentor platform is a custom-built ecosystem designed to support mentors, mentees, and program staff nationwide. Key features include:A multi-step volunteer application processMessaging and communication toolsLearning interactions between mentors and studentsData-driven workflows and integrations with partner servicesUtilizing React for the front end and powered by Node, Express, and MongoDB for backend services, the platform also integrates with services such as Twilio and other third-party platforms.Working alongside a diverse, multinational engineering team, the Senior React Engineer will play a crucial role in contributing to a secure, scalable platform that aligns with iMentor’s technical roadmap and program objectives.
Join Aerospike as a Senior Account Manager specializing in Digital Natives, where you will be instrumental in driving our growth strategy and enhancing client relationships. Your role will involve understanding the unique needs of digital-native companies, leveraging Aerospike's cutting-edge solutions to deliver exceptional results.
About ComúnAt Común, we are dedicated to empowering Hispanic immigrants by transforming their hard work into opportunities for upward mobility. Our focus begins with innovative financial services that facilitate their transition from cash-based systems to the digital economy.We provide checking accounts accessible through over 100 types of Latin American IDs, allowing deposits at more than 90,000 locations across the nation, international transfers to 17 countries at industry-leading rates, and 24/7 bilingual customer support with a sub-5 minute response time via email, chat, and phone.With an impressive annual transaction volume exceeding $1.5 billion and having surpassed $100 million in international transfers just six months post-launch, Común has secured over $50 million in funding from prestigious investors including Redpoint, Costanoa Ventures, and South Park Commons. Our team comprises seasoned professionals from renowned fintech companies such as Brex, Nubank, and Mercury.We believe that immigrants embody the spirit of entrepreneurship, fueled by relentless ambition and a vision for a brighter future for their families. Común is here to support them on every step of their journey.Discover more at comun.app/nosotrosRead our latest article hereAbout the RoleAs the Senior Mobile Software Engineer, you will take charge of the mobile experience that drives our distinctive banking platform. Your responsibilities will include shaping the product roadmap, transforming design concepts into functional applications, and refining our component library to ensure rapid deployment without compromising quality. Our technology stack features React Native, Expo, TypeScript, and GraphQL.Your ResponsibilitiesCollaborate with product, design, and backend teams to build and launch new features.Establish frontend patterns, tools, and processes that enhance development speed.Ensure robust testing and monitoring practices to maintain a stable, high-quality application.Advance our design system and component library for consistency and scalability.Work closely with leadership on technical planning and architecture.
Role overview Braze, Inc. is hiring a Senior Staff Platform Infrastructure Engineer based in New York City. This position centers on designing and improving the core infrastructure that supports Braze’s products and services. The engineer will guide complex technical projects and partner with teams throughout the company. What you will do Design and enhance platform infrastructure to strengthen Braze’s offerings Take the lead on technical projects, managing them from initial planning through execution Work closely with colleagues across departments to deliver reliable and scalable solutions Share ideas and technical knowledge to help drive improvements and innovation in the platform
MongoDB, Inc.
About the Role Join MongoDB as a Senior Staff Engineer focusing on Quote-to-Cash (QTC) operations, where you will architect, optimize, and scale our comprehensive Q2C architecture integrating Salesforce CPQ, Malbek CLM, and NetSuite ERP. In this pivotal role, you will serve as the essential link between Sales, Legal, Finance, and IT, taking ownership of a seamless transaction process from quote and contract creation through billing, revenue recognition, and cash application. This position demands extensive expertise in Salesforce CPQ, a solid grasp of NetSuite financial procedures, and proficiency in integrating CLM systems to deliver an automated, compliant, and auditable QTC experience.
Databricks, Inc.
Role Overview Databricks is hiring a Senior Staff Partner Engineer. This role works alongside product management and sales teams to improve the partner experience. The goal: help Databricks solutions deliver strong value for clients in the data analytics space. Locations New York City, New York San Francisco, California Seattle, Washington
About ForaFora is the modern travel agency, empowering passionate travel enthusiasts to establish successful advisory businesses. We are revolutionizing the $100B+ travel agency sector by merging advanced technology, data, and community resources. Our business-in-a-box platform equips travel entrepreneurs with essential tools, personalized training, and a dynamic community alongside exclusive industry alliances. Our mission is clear: to support the upcoming generation of travel entrepreneurs in transforming their passion for travel into a rewarding career, whether it's full-time or part-time. We believe that individuals ranging from seasoned professionals to first-time advisors can create something both profitable and personal.Founded in 2021 by experienced entrepreneurs, Fora has seen steady growth, now boasting a team of 200+ full-time employees located in the heart of New York City. In 2025, we celebrated our $60 million Series B and C funding rounds led by Thrive Capital and Insight Partners, with contributions from previous investors including Forerunner and Heartcore Capital. We've earned accolades as a LinkedIn Top Startup 2024, Fast Company's Most Innovative Companies 2025 and 2023, and Built In 2025 Best Places to Work.We are developing the first truly integrated platform to cater to all travel requirements—harnessing the best of human expertise and technology to change how people plan and book their travel.About The RoleWe are in search of a highly skilled Senior/Staff Backend Engineer to join our team as we continue to enhance Fora's products and infrastructure. The ideal candidate will resonate with our mission and brand, be enthusiastic about our innovations, and have a strong passion for delivering high-quality software. This role will involve working on various aspects of our advisor portal, public website, content and supplier systems, internal administrative tools, and external integration projects.This position reports directly to the VP of Engineering.
Metronome
About UsAt Metronome, we are revolutionizing the landscape of usage-based billing, specifically crafted for the dynamic needs of modern software companies. Our innovative platform empowers businesses to swiftly launch products, implement any pricing model, and optimize finance workflows—all without requiring a single line of code.Processing millions of invoices each billing cycle, our rapidly scaling platform not only saves our customers hours of development and invoicing but also enables them to leverage consumption data to enhance customer service. We are proud to partner with industry giants like OpenAI, NVIDIA, Confluent, and Anthropic, who appreciate our unique approach and product offerings.You will become part of a seasoned team led by founders with a proven track record of building and selling successful startups. Our team members bring invaluable experience from scaling operations at major companies such as Dropbox, Clever, and New Relic. With the backing of over $128 million from top-tier investors including NEA, Andreessen Horowitz, General Catalyst, Elad Gil, and Workday Ventures, we are poised for remarkable growth. Our investors also include founders and executives from leading companies like Segment, Plaid, Looker, GitLab, Confluent, HashiCorp, and Snowflake, who understand the challenges we are addressing.About the RoleJoin our AI Native Solutions team at Metronome, where we blend technical sales, implementation, and customer success, uniquely designed for the fast-paced environment of AI-first companies. In contrast to traditional sales engineering roles, this position encompasses a significant portion, if not the entirety, of the deal cycle—right from the initial call to the technical win. You will also engage hands-on in the implementation process, ensuring our clients launch swiftly and effectively.As an AI Native Solutions Engineer, you will take on the role of the primary technical lead for rapidly evolving AI companies that require the implementation of usage-based billing within tight timelines.Please note that this position requires you to be located in San Francisco, New York City, or Chicago.What You'll DoDrive Technical Success:Manage qualified inbound leads, guiding them through discovery, demonstrations, proofs of concept, and securing the technical win.Conduct efficient discovery sessions to quickly identify billing challenges, product launch timelines, and technical specifications.Infuse energy and urgency into every engagement—proactively advancing deals, identifying potential obstacles early, and fostering relationships across customer organizations (engineering, finance, product) to cultivate champions.Deliver streamlined, tailored demos to technical founders and product/engineering teams.
Oscar Health
Welcome to Oscar! We are excited to announce an opening for a Senior Staff Software Engineer to become a vital part of our Engineering team. Oscar is pioneering the health insurance industry with a comprehensive technology platform designed to prioritize our members' needs. Founded in 2012, we envisioned a health insurance company that operates like a caring family doctor, dedicated to serving our community. About the Role As a Senior Staff Software Engineer, you will take charge of designing and enhancing our cutting-edge claims and payment processing systems within our distributed team. Your innovative work will cover a wide range of challenges, including contract and pricing configuration, system extensibility through our proprietary Domain-Specific Language (DSL), and optimizing data pipeline architecture for greater efficiency. You will leverage artificial intelligence to tackle complex problems, automating and refining processes that were previously labor-intensive and prone to errors. Your primary focus will be on constructing scalable and dependable systems that uphold the accuracy and efficiency of our claims and payment workflows. You will report directly to the Director of Software Engineering. Work Location: This position will be based out of our New York City office, following a hybrid work model that requires three days in the office each week. Thursdays will be dedicated to in-office team meetings and events, while the other two office days will be flexible based on your schedule. #LI-Hybrid Pay Transparency: The base salary for this role ranges from $192,000 to $252,000 annually. In addition, you will be entitled to employee benefits, access to Oscar's unlimited vacation policy, company equity grants, and performance-based annual bonuses.
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Join Privy as a Staff SDK Engineer specializing in React and React Native. In this role, you will lead the development of innovative SDKs that empower developers and enhance user experiences. You will collaborate with cross-functional teams to design, build, and maintain high-quality software solutions.
Senior Staff React Native EngineerLocation: New York City (Office)On-site | Full-timeCompensation: CompetitiveJoin a leading-edge technology development firm that is at the forefront of creating and sustaining the foundational infrastructure for the world’s most dynamic digital asset launchpads. This organization operates within an ultra-low latency, high throughput environment, characterized by continuous high-concurrency loads. Here, technical precision is critical, and the impact of every deployment is felt instantly.We are on the lookout for a seasoned React Native Engineer to be a crucial part of our mobile engineering team. This role will be instrumental in developing and scaling a high-performance mobile application designed to empower a global audience with the advantages of decentralized finance (DeFi) and SocialFi. You will work across the entire stack to design exceptional mobile experiences, delivering features rapidly, and iterating efficiently in a high-growth ecosystem.Key ResponsibilitiesApplication Development: Create and manage a top-tier mobile application using React Native, focusing on high-performance execution and an intuitive user interface.Performance Optimization: Enhance mobile architecture for speed, efficiency, and scalability, effectively bridging complex blockchain interactions with mobile-first design principles.System Integration: Partner with backend engineers to integrate advanced APIs, real-time data streams, and decentralized technologies.Rapid Iteration: Implement fast-paced shipping cycles, gathering user feedback to refine the mobile experience and foster long-term engagement.Technical Problem Solving: Tackle intricate challenges related to non-custodial crypto wallets, smart contract interactions, and real-time on-chain data updates.Code Excellence: Uphold a clean, modular, and scalable codebase while pushing the boundaries of modern mobile development.Strategic Collaboration: Collaborate with designers, engineers, and product leaders to define the roadmap and future of the mobile platform.Work EnvironmentIn-Person Collaboration: This position requires in-person presence at the client's office.Intensity: Candidates should be comfortable with unconventional hours and a high-velocity pace where expectations are elevated and impact is immediate.Interview ProcessRecruiter / HR Call: Initial screening to discuss professional background and cultural fit....
About RillaAt Rilla, we are pioneering the future of conversation intelligence software for offline commerce. Our platform is designed to record, analyze, and index conversations, providing unmatched insights that empower the physical businesses that form the backbone of our economy.Our mission is to democratize cutting-edge technology, making the innovations of the 21st century accessible to all sectors of the economy. As a testament to our success, we are among the fastest-growing companies in history, achieving a remarkable trajectory that includes $40M in revenue within just 3.5 years, a consistent 15% month-over-month growth, and a net revenue retention rate exceeding 170%. Our customer satisfaction score (NPS) even surpasses that of the iPhone!Your RoleAs our first dedicated mobile engineer, you will play a pivotal role in enhancing our mobile codebase, enabling us to deliver exceptional, real-time experiences for field users. You’ll take ownership of our mobile architecture, streamlining today’s velocity bottlenecks and building end-to-end workflows that address real-world challenges on a large scale.Are you passionate about technology? Do you dream of leading innovations that apply AI in impactful ways? Join us at Rilla, where you will collaborate with an extraordinary team and develop your skills to the fullest.Technologies We LeverageProgramming languages and frameworks such as React, React Native, TypeScript, and Python.Open-source tools including Node.js, PostgreSQL, Turborepo, Lodash, and Zod.Industry-standard build tools, including GitHub Actions, Terraform, and Spacelift.Our Core ValuesContinuous Learning: We seek individuals who are fiercely curious and committed to personal growth.Customer Obsession: We prioritize genuine solutions that address customer pain points over superficial metrics.Winning Mindset: We thrive on accountability, team learning, and rapid feedback.Empathy: Understanding our customers' real-world challenges is key to effective solutions.Fearlessness: We embrace risks and view failures as learning opportunities.
About SomethingsAt Somethings, we are pioneering the first social wellness platform designed specifically for teens. Our mission is to connect teens with mentors who understand and support them, facilitating meaningful relationships that promote growth and healing.With 25 million teens in the U.S. facing mental health challenges, each download of our app represents a potential lifeline. We strive to ensure that not only do these teens engage with our platform, but they also build connections with caring individuals who can guide them towards a healthier future.Backed by General Catalyst and leading investors in healthcare and consumer markets, we are experiencing rapid growth—having increased our user base by 1100% in 2025 and projecting to multiply our reach fivefold in 2026.If you are eager to contribute to a company that is poised to redefine mental health support for a generation, we invite you to join us.Role OverviewWe are seeking a Full Stack React Native Engineer to become part of our dedicated engineering team. In this role, you will play a vital part in developing the core product experiences that propel our mission forward.Your work will be characterized by high agency and a profound impact:You will actively influence the product features that help teens connect and improve their well-being.What You’ll DoYour responsibilities will extend beyond just building features; you will take complete ownership of critical projects aligned with our strategic objectives for 2026:1. Create Enriching Teen × Mentor ExperiencesDevelop engaging mobile experiences that evoke warmth, speed, and a human touch.Enhance the onboarding process and early engagement to optimize the initial user journey.Design user interfaces that are as intuitive and addictive as leading social applications.2. Develop Scalable Tools for Our Mentor NetworkBuild mentor-focused features that enhance consistency, efficiency, and connectivity.Create safety mechanisms that proactively identify risks and mitigate human error.Refine mentor workflows to ensure they feel empowered by our tools.3. Lead Full-Stack Product DevelopmentConstruct end-to-end features utilizing React Native, backend services, and APIs.Collaborate closely with design, product, growth, and clinical operations teams.Conduct user interviews with teens and mentors to gain deep insights into their needs.
Betterment
About BettermentBetterment is a premier, technology-focused financial services company dedicated to offering innovative investing and retirement solutions for individual investors and financial advisors. Our commitment is to enhance financial well-being through accessible tools, including a 401(k) solution tailored for small and medium-sized enterprises. We are driven by a mission to empower individuals to build wealth with confidence and ease. Headquartered in the heart of NYC, we facilitate hybrid work arrangements with four days a week in the office.About the RoleAs a Staff Mobile Engineer within our Mobile Platform team, you will play a pivotal role in developing and maintaining the foundational mobile infrastructure, frameworks, and tools that support Betterment’s applications. Your contributions will significantly enhance the developer experience for mobile engineers across the organization, ensuring rapid, secure, and sustainable feature delivery.At Betterment, our platform engineering team empowers engineers across the company to deliver exceptional code with assurance. We collaborate closely with product engineers to create cross-functional capabilities, infrastructure, and frameworks that enable swift delivery while upholding quality. We tackle intriguing technical challenges related to scalability, architecture, and user experience to craft an app platform that brings satisfaction to both our clients and our engineers.This position is based in our NYC office. Below, we outline the base salary range for this role. Actual salaries may vary based on several factors, including location, experience, and performance. The mentioned range is just one aspect of Betterment’s comprehensive compensation package.New York City: $200,000 – $228,000We provide a competitive equity package along with health, dental, and vision benefits, life insurance, short-term and long-term disability insurance, Employee Assistance Program (EAP), commuter and parking benefits, FSA/HSA, and a 401(k) with employer matching. Furthermore, we offer a flexible paid time off (PTO) policy. This position may also qualify for variable compensation through a company incentive bonus. For roles at our NYC HQ, in-office attendance is required Monday through Thursday.A Day in the LifeDevelop and maintain shared React Native frameworks, libraries, and development tools utilized by mobile product teams to deliver customer-facing features.Collaborate with engineers across the organization to enhance the reliability, performance, and security of our mobile applications.Lead medium-to-large scale projects, ensuring effective communication and collaboration across teams.
About SomethingsAt Somethings, we are pioneering a revolutionary social wellness platform specifically designed for teens. Our mission is to create a supportive environment where young individuals can build meaningful relationships with mentors who truly understand them, are dedicated to their growth, and provide the guidance necessary for them to flourish.In the U.S., 25 million teens face mental health challenges, and each of the countless teens who engage with Somethings requires assistance. Our goal is to ensure that these individuals do not merely use the platform, but instead connect with compassionate humans who are devoted to their well-being and help them thrive.With backing from General Catalyst and esteemed healthcare and consumer investors, we are experiencing rapid growth — achieving a remarkable 1100% increase in 2025 and aiming for a fivefold growth in 2026.If you aspire to contribute to a transformative company within the mental health sector, we welcome you to join us.Role OverviewWe are seeking a Senior Fullstack Software Engineer specializing in React to join our dynamic, high-impact engineering team. You will play a pivotal role in constructing the foundational web experiences that empower our mentors and operational teams.This position offers high levels of agency, craftsmanship, and impact:You will directly influence the platform experiences that assist teens in connecting and genuinely improving their lives.What You'll DoIn this role, you will take complete ownership of essential projects that align with our strategic objectives for 2026:1. Transform our Mentor Operations Platform into a world-class experienceDeliver web experiences that are fast, reliable, and deeply human-centric.Evolve the mentor web experience from basic functionality to a cohesive, elegant, and leading-edge platform.Create user interfaces that are as intuitive and refined as the best consumer applications.Prioritize performance, accessibility, and interaction quality.2. Develop tools that safely scale our mentor operationsDesign features for mentors that enhance consistency, speed, and connection.Implement safety measures that proactively identify risks and minimize human error.Refine mentor workflows to empower users rather than overwhelm them.3. Take charge of full-stack product developmentBuild comprehensive features across React, backend services, and APIs.Engage in close collaboration with design, product, growth, and clinical operations teams.
Betterment
Role overview Betterment seeks a Senior Staff Engineer to help shape the future of its technology. This position is based onsite at Betterment HQ in New York City. What you will do Lead complex engineering projects from initial planning through to execution Mentor junior engineers and support their technical development Collaborate with product and design teams to launch new features and refine existing ones Apply deep technical knowledge to strengthen Betterment's investment platform and create value for clients
About KnotAt Knot, we are dedicated to transforming the way consumers and businesses connect through seamless merchant and banking experiences. Think of us as the 'Plaid for merchant connectivity.' Our innovative platform bridges the gap between merchants and the multitude of applications that users engage with daily. Our flagship product, the CardSwitcher, empowers consumers to effortlessly manage and update their payment methods across various online merchant accounts such as Netflix and PayPal. Additionally, our latest offering, TransactionLink, enables users to access detailed transaction data. We are excited to expand our suite of products built on our unique merchant connectivity platform and invite you to be part of this journey!Founded in 2021 by brothers Rory and Kieran O’Reilly, who are Thiel Fellows, Knot has rapidly grown to serve hundreds of thousands of consumers, facilitating connected online payment experiences. Industry leaders like American Express, PayPal, Current, BILT, and Step have integrated Knot’s SDK into their applications to enhance customer experiences.Knot is proud to have the backing of a distinguished group of investors, including Nava Ventures, 8VC, American Express, and Plaid, along with co-founders and CEOs from renowned companies such as Twitter, Warby Parker, Allbirds, and DraftKings.Working at KnotOur team is a global collective of top-tier talent, predominantly in engineering roles, dedicated to solidifying Knot's presence in New York City, the epicenter of the financial services industry.We prioritize our commitment to delivering exceptional value to our customers while fostering a collaborative and enjoyable work environment. Balancing diligence with fun is fundamental to our culture.Your RoleCollaborate with cross-functional teams to design, prototype, and troubleshoot user-facing features across Knot's product lineup (including CardSwitcher and TransactionLink).Lead the development of new products and enhance existing features to create additional value for our users.Utilize React/TypeScript for frontend development while integrating various technologies at the API layer.Cultivate a culture that prioritizes exceptional user experience across all our products.QualificationsExtensive experience in product engineering or software development with a focus on user-centric design.Proficiency in React and TypeScript, with a strong grasp of API integration.Demonstrated ability to work collaboratively in a fast-paced, dynamic environment.A passion for creating intuitive and engaging user experiences.
Stripe, Inc.
Join our dynamic team at Privy, a leading provider of innovative solutions for businesses, as a Staff Frontend Engineer. In this role, you will work closely with cross-functional teams to develop and enhance our frontend applications, ensuring a seamless user experience. You will leverage modern frameworks and technologies to create responsive and high-performance web applications that meet our users' needs.
Medal is looking for a Senior Frontend Engineer with deep experience in React to help shape the next generation of web applications. This position is based in New York City and centers on building intuitive, reliable interfaces that make a real impact for users. Role overview This role focuses on designing and implementing frontend solutions using React. The Senior Frontend Engineer will work closely with colleagues from various disciplines to deliver scalable and maintainable web applications. Attention to detail and a commitment to high-quality user experiences are essential. What you will do Design and build user interfaces that are both attractive and easy to use Collaborate with cross-functional teams to deliver web applications Apply modern web technologies to improve product quality and performance Requirements Strong proficiency in React Experience developing scalable web applications Ability to work effectively with cross-functional teams
Nagarro is hiring a Senior Staff Engineer to lead AI-focused initiatives in New York City. This position centers on steering teams as they design and deliver advanced artificial intelligence solutions. Role overview This role involves taking charge of major AI projects, shaping technical direction, and ensuring high standards throughout the development process. The Senior Staff Engineer will help teams translate complex requirements into practical, AI-powered products that strengthen Nagarro's portfolio. What you will do Guide and mentor engineering teams working on artificial intelligence projects Drive the development of new AI solutions to improve existing offerings Oversee project execution from concept through deployment Requirements Extensive experience in artificial intelligence engineering Strong leadership skills in technical team settings Ability to manage and deliver complex AI-driven projects
iMentor is on the lookout for a talented Senior Front End Engineer with expertise in React to enhance our innovative mentoring platform. In this full-time position, you will be instrumental in developing and maintaining exceptional front-end experiences within a cutting-edge MERN stack environment.As a key member of our mission-driven technology team, you will work on tools that facilitate mentoring relationships across the U.S. You will report directly to the Senior Director of Engineering and collaborate closely with product partners and fellow engineers.The ideal candidate will possess extensive technical knowledge of React, complemented by a thoughtful approach focused on usability, stability, and long-term maintainability.About the PlatformThe iMentor platform is a custom-built ecosystem designed to support mentors, mentees, and program staff nationwide. Key features include:A multi-step volunteer application processMessaging and communication toolsLearning interactions between mentors and studentsData-driven workflows and integrations with partner servicesUtilizing React for the front end and powered by Node, Express, and MongoDB for backend services, the platform also integrates with services such as Twilio and other third-party platforms.Working alongside a diverse, multinational engineering team, the Senior React Engineer will play a crucial role in contributing to a secure, scalable platform that aligns with iMentor’s technical roadmap and program objectives.
Join Aerospike as a Senior Account Manager specializing in Digital Natives, where you will be instrumental in driving our growth strategy and enhancing client relationships. Your role will involve understanding the unique needs of digital-native companies, leveraging Aerospike's cutting-edge solutions to deliver exceptional results.
About ComúnAt Común, we are dedicated to empowering Hispanic immigrants by transforming their hard work into opportunities for upward mobility. Our focus begins with innovative financial services that facilitate their transition from cash-based systems to the digital economy.We provide checking accounts accessible through over 100 types of Latin American IDs, allowing deposits at more than 90,000 locations across the nation, international transfers to 17 countries at industry-leading rates, and 24/7 bilingual customer support with a sub-5 minute response time via email, chat, and phone.With an impressive annual transaction volume exceeding $1.5 billion and having surpassed $100 million in international transfers just six months post-launch, Común has secured over $50 million in funding from prestigious investors including Redpoint, Costanoa Ventures, and South Park Commons. Our team comprises seasoned professionals from renowned fintech companies such as Brex, Nubank, and Mercury.We believe that immigrants embody the spirit of entrepreneurship, fueled by relentless ambition and a vision for a brighter future for their families. Común is here to support them on every step of their journey.Discover more at comun.app/nosotrosRead our latest article hereAbout the RoleAs the Senior Mobile Software Engineer, you will take charge of the mobile experience that drives our distinctive banking platform. Your responsibilities will include shaping the product roadmap, transforming design concepts into functional applications, and refining our component library to ensure rapid deployment without compromising quality. Our technology stack features React Native, Expo, TypeScript, and GraphQL.Your ResponsibilitiesCollaborate with product, design, and backend teams to build and launch new features.Establish frontend patterns, tools, and processes that enhance development speed.Ensure robust testing and monitoring practices to maintain a stable, high-quality application.Advance our design system and component library for consistency and scalability.Work closely with leadership on technical planning and architecture.
Role overview Braze, Inc. is hiring a Senior Staff Platform Infrastructure Engineer based in New York City. This position centers on designing and improving the core infrastructure that supports Braze’s products and services. The engineer will guide complex technical projects and partner with teams throughout the company. What you will do Design and enhance platform infrastructure to strengthen Braze’s offerings Take the lead on technical projects, managing them from initial planning through execution Work closely with colleagues across departments to deliver reliable and scalable solutions Share ideas and technical knowledge to help drive improvements and innovation in the platform
MongoDB, Inc.
About the Role Join MongoDB as a Senior Staff Engineer focusing on Quote-to-Cash (QTC) operations, where you will architect, optimize, and scale our comprehensive Q2C architecture integrating Salesforce CPQ, Malbek CLM, and NetSuite ERP. In this pivotal role, you will serve as the essential link between Sales, Legal, Finance, and IT, taking ownership of a seamless transaction process from quote and contract creation through billing, revenue recognition, and cash application. This position demands extensive expertise in Salesforce CPQ, a solid grasp of NetSuite financial procedures, and proficiency in integrating CLM systems to deliver an automated, compliant, and auditable QTC experience.
Databricks, Inc.
Role Overview Databricks is hiring a Senior Staff Partner Engineer. This role works alongside product management and sales teams to improve the partner experience. The goal: help Databricks solutions deliver strong value for clients in the data analytics space. Locations New York City, New York San Francisco, California Seattle, Washington
About ForaFora is the modern travel agency, empowering passionate travel enthusiasts to establish successful advisory businesses. We are revolutionizing the $100B+ travel agency sector by merging advanced technology, data, and community resources. Our business-in-a-box platform equips travel entrepreneurs with essential tools, personalized training, and a dynamic community alongside exclusive industry alliances. Our mission is clear: to support the upcoming generation of travel entrepreneurs in transforming their passion for travel into a rewarding career, whether it's full-time or part-time. We believe that individuals ranging from seasoned professionals to first-time advisors can create something both profitable and personal.Founded in 2021 by experienced entrepreneurs, Fora has seen steady growth, now boasting a team of 200+ full-time employees located in the heart of New York City. In 2025, we celebrated our $60 million Series B and C funding rounds led by Thrive Capital and Insight Partners, with contributions from previous investors including Forerunner and Heartcore Capital. We've earned accolades as a LinkedIn Top Startup 2024, Fast Company's Most Innovative Companies 2025 and 2023, and Built In 2025 Best Places to Work.We are developing the first truly integrated platform to cater to all travel requirements—harnessing the best of human expertise and technology to change how people plan and book their travel.About The RoleWe are in search of a highly skilled Senior/Staff Backend Engineer to join our team as we continue to enhance Fora's products and infrastructure. The ideal candidate will resonate with our mission and brand, be enthusiastic about our innovations, and have a strong passion for delivering high-quality software. This role will involve working on various aspects of our advisor portal, public website, content and supplier systems, internal administrative tools, and external integration projects.This position reports directly to the VP of Engineering.
Metronome
About UsAt Metronome, we are revolutionizing the landscape of usage-based billing, specifically crafted for the dynamic needs of modern software companies. Our innovative platform empowers businesses to swiftly launch products, implement any pricing model, and optimize finance workflows—all without requiring a single line of code.Processing millions of invoices each billing cycle, our rapidly scaling platform not only saves our customers hours of development and invoicing but also enables them to leverage consumption data to enhance customer service. We are proud to partner with industry giants like OpenAI, NVIDIA, Confluent, and Anthropic, who appreciate our unique approach and product offerings.You will become part of a seasoned team led by founders with a proven track record of building and selling successful startups. Our team members bring invaluable experience from scaling operations at major companies such as Dropbox, Clever, and New Relic. With the backing of over $128 million from top-tier investors including NEA, Andreessen Horowitz, General Catalyst, Elad Gil, and Workday Ventures, we are poised for remarkable growth. Our investors also include founders and executives from leading companies like Segment, Plaid, Looker, GitLab, Confluent, HashiCorp, and Snowflake, who understand the challenges we are addressing.About the RoleJoin our AI Native Solutions team at Metronome, where we blend technical sales, implementation, and customer success, uniquely designed for the fast-paced environment of AI-first companies. In contrast to traditional sales engineering roles, this position encompasses a significant portion, if not the entirety, of the deal cycle—right from the initial call to the technical win. You will also engage hands-on in the implementation process, ensuring our clients launch swiftly and effectively.As an AI Native Solutions Engineer, you will take on the role of the primary technical lead for rapidly evolving AI companies that require the implementation of usage-based billing within tight timelines.Please note that this position requires you to be located in San Francisco, New York City, or Chicago.What You'll DoDrive Technical Success:Manage qualified inbound leads, guiding them through discovery, demonstrations, proofs of concept, and securing the technical win.Conduct efficient discovery sessions to quickly identify billing challenges, product launch timelines, and technical specifications.Infuse energy and urgency into every engagement—proactively advancing deals, identifying potential obstacles early, and fostering relationships across customer organizations (engineering, finance, product) to cultivate champions.Deliver streamlined, tailored demos to technical founders and product/engineering teams.
Oscar Health
Welcome to Oscar! We are excited to announce an opening for a Senior Staff Software Engineer to become a vital part of our Engineering team. Oscar is pioneering the health insurance industry with a comprehensive technology platform designed to prioritize our members' needs. Founded in 2012, we envisioned a health insurance company that operates like a caring family doctor, dedicated to serving our community. About the Role As a Senior Staff Software Engineer, you will take charge of designing and enhancing our cutting-edge claims and payment processing systems within our distributed team. Your innovative work will cover a wide range of challenges, including contract and pricing configuration, system extensibility through our proprietary Domain-Specific Language (DSL), and optimizing data pipeline architecture for greater efficiency. You will leverage artificial intelligence to tackle complex problems, automating and refining processes that were previously labor-intensive and prone to errors. Your primary focus will be on constructing scalable and dependable systems that uphold the accuracy and efficiency of our claims and payment workflows. You will report directly to the Director of Software Engineering. Work Location: This position will be based out of our New York City office, following a hybrid work model that requires three days in the office each week. Thursdays will be dedicated to in-office team meetings and events, while the other two office days will be flexible based on your schedule. #LI-Hybrid Pay Transparency: The base salary for this role ranges from $192,000 to $252,000 annually. In addition, you will be entitled to employee benefits, access to Oscar's unlimited vacation policy, company equity grants, and performance-based annual bonuses.
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