Senior Software Engineer - AI Platform

Join Ramp as a Senior Software Engineer on our dynamic GTM Platform team, where you will play a pivotal role in shaping our frontend architecture and enhancing user experiences. You will collaborate with cross-functional teams to deliver scalable and high-performance web applications that drive our business objectives.

The Atlas Growth team is a dedicated group of cloud engineers committed to supporting our customers throughout their application development journey. We handle everything from cluster configuration and data modeling to load testing and managing production workloads at scale. Utilizing our proprietary experiments platform, we validate new features rapidly, ensuring that we only release enhancements that benefit our users. Our engineers collaborate in cross-functional squads consisting of product, design, analytics, and research teams, all focused on achieving specific performance metrics such as retention.Atlas Growth 2 is responsible for creating customer-facing features within the Atlas platform and works alongside other teams within the Growth engineering division. Recent initiatives have included developing an AI Chatbot for cluster creation, implementing a recommendation system for improved database performance, and designing a pricing page optimized for conversion rates.This role is based in our New York City office and supports both our Flexible and In-Office working models.

Harvey is looking for a Frontend Platform Engineer in New York to help shape how users interact with our platform. This position centers on building web applications that combine strong visual design with practical functionality. Role overview This role focuses on improving the user experience across our platform. The work involves developing features that make the product both attractive and easy to use. Every change made in this role has a direct effect on how customers engage with Harvey's offerings. What you will do Develop web applications with a focus on both design and usability Enhance the overall experience for users interacting with the platform Work on projects that influence the look and feel of customer-facing features

Join our innovative team at Kira Systems as a Senior Frontend Software Engineer. In this role, you will be responsible for designing and implementing cutting-edge user interfaces that enhance user experience and drive engagement. You will collaborate closely with product managers and other engineers to build scalable applications that meet the needs of our clients.

Join a Transformative Team at PalantirAt Palantir, we create cutting-edge software that empowers organizations to harness the power of data for impactful decision-making. Our innovative platforms help partners in various fields, from pharmaceuticals to public safety, make informed choices that lead to lifesaving outcomes and efficient operations.About the OpportunityIf you are driven by the pursuit of engineering excellence and have a passion for boosting the productivity of your fellow developers, this role is for you!As a Software Engineer specializing in Frontend Developer Productivity, you will collaborate within our Frontend Infrastructure team to identify, design, and implement strategies that enhance engineering velocity and elevate the quality of our software.Our team oversees the entire frontend development ecosystem, ensuring seamless integration from the developer experience in the IDE to the end-user experience in the browser. We are tasked with:• Developing and optimizing the build and CI systems for a large-scale frontend monorepo comprising millions of lines of code and supporting hundreds of active developers.• Creating essential infrastructure for frontend development, including feature flags, internationalization support, and commit previews.• Building a GraphQL API for efficient declarative data loading that integrates multiple underlying services.• Contributing to Blueprint, our open-source UI framework, utilized by Palantir applications and developers globally.• Developing various tools and VSCode extensions that enhance the developer experience across the organization.With an ambitious roadmap ahead, this role offers you the chance to significantly impact application development at Palantir.

Role Overview Sigma Computing builds a high-performance platform designed to make data accessible to a broad range of users. The engineering team is growing in New York City, NY, and is looking for a Senior Frontend Software Engineer to help shape the future of the product. This role works with a skilled group of engineers focused on delivering technology that simplifies complex data for businesses. What You Will Do Design and implement advanced, responsive user interfaces using modern front-end technologies. Take ownership of major product features, guiding them from initial concept through launch. Work closely with product managers, UX designers, and backend engineers to build features that improve usability for non-technical users. Apply front-end development expertise to create innovative data visualizations for both structured and unstructured data. Develop techniques that improve application performance and interactivity. Use frameworks and tools such as React, GraphQL, TypeScript, and Node.js in daily work.

Join our dynamic team as a Senior Frontend Developer specializing in React! We are seeking an experienced Frontend Engineer who is passionate about coding and thrives on tackling unique challenges within a collaborative environment. As a pivotal member of our compact frontend development team, you will play a crucial role in making technical decisions that shape our projects.Your responsibilities will include building and maintaining frontend architecture, collaborating with cross-functional teams to develop and optimize customer-facing features, and creating high-performance libraries and components. If you possess experience with Scrum and can lead a small group of developers, that's a significant advantage.We are particularly keen on candidates who identify as 'uber developers'—those versatile individuals who can contribute across multiple domains, including software architecture and mentoring junior developers. Your ability to guide and support your teammates will be invaluable in this role.

Why Join Harvey?At Harvey, we're revolutionizing the landscape of legal and professional services through comprehensive, end-to-end solutions. By harnessing cutting-edge AI technology, a robust enterprise platform, and unparalleled industry expertise, we're transforming the dynamics of essential knowledge work for years to come.This is a unique opportunity to contribute to a generational company at a significant turning point. With over 1000 clients across 58+ countries and robust backing from top-tier investors, we're experiencing rapid growth and establishing a new category in real-time. The challenges are ambitious, the standards are high, and the potential for personal, professional, and financial advancement is extraordinary.Our team consists of driven, intelligent, and deeply dedicated individuals. We thrive in a fast-paced environment, take genuine ownership of our projects, and prioritize collaboration with our clients — from leadership to engineering. If you excel in uncertain situations, strive for excellence, and are eager to shape the future of work alongside others who are equally passionate, we encourage you to join us in building something remarkable.At Harvey, we are writing the future of professional services today — and we’re just getting started.Position OverviewAs a Senior Frontend Software Engineer at Harvey, you will spearhead engineering initiatives that shape the user experience across our various products: Assistant, Vault, Workflows, and our integrations with Microsoft Word and Outlook. You will also guide frontend engineering for new products under development. Our team is comprised of highly skilled, motivated, and thoughtful engineers. Every aspect of our work — from design to architecture to code and communication — is held to the highest standards. If this resonates with you, this position could be the perfect fit.This role is based in New York, NY, and follows a hybrid in-person work model. We also provide relocation assistance for new hires.

About ClayAt Clay, our mission is to empower organizations to transform their growth aspirations into tangible successes.We believe that growth is a creative endeavor rather than a mere formula. Identifying and engaging your ideal customers necessitates innovative thinking and ongoing refinement. In a landscape where AI accelerates execution and makes strategies easily replicable, creativity stands as the ultimate differentiator. We proudly support a diverse array of clients — including Anthropic, Notion, Google, and Ramp — in their market journeys through unique data insights, signals, and AI-driven research.In 2025, we achieved a remarkable milestone of $100M in revenue and secured a $100M Series C at a $5B valuation, supported by top-tier investors such as Sequoia, CapitalG, and First Round. Our commitment to our stakeholders is evident as we completed our second employee tender offer and initiated a community equity round for our customers, agency partners, and club members.Here are some key insights about our organization:Our community comprises over 11,000 customers, 150+ integration partners, 125+ agencies, 50+ Clay clubs, and 30,000 members on Slack.Our unique culture fosters creativity both in and outside of work. Our team is comprised of DJs, activists, writers, clowns, marathon runners, skydivers, psychedelic therapists, social workers, and much more.All employees have access to complimentary sessions with world-class coaches specializing in creativity, management, and other fields.Our operating principles — including negative maintenance and non-attached action — inform our workflow. Discover more about them here.For more insights about our company, check out our feature in the New York Times.

Join SeatGeek: Where Live Events Come to LifeAt SeatGeek, we believe that live events are transformative experiences that bring people together. Our mission is to revolutionize the ticketing industry through innovative technology and a customer-centric approach.The Platform team plays a crucial role in this journey by providing a robust and secure foundation for product development and deployment. By simplifying processes and offering user-friendly, self-service tools, we empower teams across SeatGeek to focus on delivering exceptional experiences without unnecessary complexities.We are seeking skilled Platform Engineers to enhance and expand our platform. In this position, you will collaborate with cross-functional teams to design and implement solutions that are user-friendly, scalable, and adaptable to diverse team requirements. Your contributions will ensure that SeatGeek teams can build and deliver products smoothly, particularly during critical operational moments.

About the RoleAt Sigma, we are revolutionizing the way organizations operate by providing a robust platform built on modern data architecture. Our engineering team is expanding, and we are seeking passionate engineers who thrive on tackling complex challenges and delivering powerful solutions across our technology stack. Join a skilled team dedicated to making data accessible to all users effortlessly.Your ResponsibilitiesCraft sophisticated and responsive user interfaces utilizing cutting-edge front-end technologies, taking ownership of significant product components from conception through launch.Collaborate closely with product management, UX design, and backend development teams to create innovative features that enhance our product experience and simplify usability for non-technical users.Apply your front-end development expertise to create unique visualizations for both structured and unstructured data while developing techniques to enhance application performance and interactivity.Utilize modern front-end frameworks such as React, GraphQL, TypeScript, and Node.js.Required QualificationsOver 10 years of experience in developing and maintaining high-quality software solutions.A keen eye for design and a strong commitment to building exceptional products that deliver outstanding user experiences.Proficiency in balancing functionality with delivery speed to maximize customer value while iterating based on feedback and strategic priorities.A collaborative spirit with a desire to enjoy work while taking pride in ownership of your contributions.A strong sense of craftsmanship and an intellectual curiosity to tackle various challenges at Sigma.Solid foundation in computer science principles.Preferred Qualifications (and skills you'll gain!)Experience in developing software capabilities for analyzing large-scale data-driven web applications.Previous experience within a rapidly growing organization, addressing technical challenges to facilitate ongoing success.

Noise Labs develops a real-time marketplace where attention becomes a measurable and tradable asset. The platform serves individuals and organizations seeking clearer ways to quantify and exchange attention, aiming to redefine how relevance is tracked as digital trends evolve. The team operates from a SoHo office in New York City and numbers just 10 people. While based in NYC, the group welcomes remote collaboration for the right candidate. Role overview This Senior Frontend Software Engineer position calls for someone who writes clean, effective code and cares about design quality. The work centers on translating user needs into products that stand out for both usability and visual appeal. What you will do Build and refine frontend features for a platform focused on measuring and trading attention Work closely with a small team to deliver products that align with user needs Balance technical implementation with design considerations Requirements Strong frontend development skills Sensitivity to design and user experience Ability to collaborate in a small, agile team Comfort working from New York City or remotely

Why Join UsAt Brex, we are redefining financial operations for businesses across over 200 markets. Our innovative finance platform combines corporate cards, banking solutions, and advanced spend management tools, empowering companies to make smarter financial decisions and accelerate their growth. With Brex, organizations like DoorDash, Coinbase, and Zoom can enjoy unparalleled control over expenditures with our AI-driven automation and exceptional customer service, allowing them to concentrate on their core objectives.Joining Brex means being part of a culture that encourages pushing boundaries, embracing diversity, and fostering an inclusive environment. We believe in empowering our team members with the necessary tools and resources to unlock their full potential and drive their careers forward.Engineering at BrexOur engineering teams are dedicated to crafting scalable systems with a focus on speed and precision. We work collaboratively across Software, Data, Security, and IT, addressing complex technical challenges while maintaining a high standard of excellence from design to deployment. Here, engineering is an art, and every builder has the opportunity to become a leader.Your RoleAs a Senior Frontend Engineer, you will engage with the entire Brex tech stack, developing and maintaining innovative products and features that will facilitate Brex's growth. You will have the chance to enhance the financial software experience for our clients and contribute to our expansion into new markets. We seek individuals who are not only passionate about building effective tools but also eager to lead cross-functional initiatives. In this role, you will directly impact our business and influence our technical vision with a commitment to high quality.Work EnvironmentThis position is based in our New York office, where we embrace a hybrid working model. You will benefit from the synergy of in-office collaboration while enjoying the flexibility of remote work. We currently require three coordinated days in the office each week (Mondays, Wednesdays, and Thursdays), along with the opportunity for up to four weeks of fully remote work each year!

Join The New York Times as a Senior Software Engineer within our Developer Platforms team, where you'll enhance the developer experience with GenAI-powered tools. Collaborating with over 60 product teams, you'll design and implement solutions that empower our engineers to create impactful journalism across various mediums. This hybrid role offers the flexibility to work from home up to three days a week while contributing to a mission-driven organization dedicated to truth and understanding in journalism.

About UsAt Perchwell, we are revolutionizing the real estate industry with our innovative platform designed for agents to search more effectively, collaborate seamlessly, and expedite transactions. We are crafting the future of residential real estate’s vital listings infrastructure, merging market research with client collaboration. Our cutting-edge architecture allows for continuous enhancements that outpace traditional systems, featuring AI-driven functionalities and mobile-first designs that align with how agents work. As technology and consumer expectations evolve, Perchwell is dedicated to empowering real estate professionals through the most intelligent, data-centric, and interconnected platform available.Supported by prominent venture capital firms like Lux Capital and Founders Fund, along with strategic alliances with leading Multiple Listing Services (MLSs), Perchwell is pioneering a new era in the listings technology market. This unique blend of institutional investment and industry expertise equips us with the resources and validation necessary to transform the multi-trillion dollar residential real estate sector.Position OverviewWe are seeking a talented Senior Software Engineer specializing in Frontend development—a professional who is passionate about creating beautiful interfaces, designing robust architectures, and managing complex client-side states. This is a rare opportunity to take the lead in shaping our frontend codebase. Your extensive frontend engineering experience will be instrumental in building scalable, modular systems that excel in performance, testing, and maintainability. You will be responsible for our frontend infrastructure, encompassing development patterns, tooling, and build efficiency, enabling our team to work faster and with greater confidence.As the expert in frontend engineering best practices, you will closely collaborate with design and backend teams to establish API standards. This role is perfect for someone who has navigated through intricate frontend ecosystems and is eager to leverage those insights within a dynamic and ambitious team. If you are enthusiastic about frontend design, code architecture, and optimization, you will flourish here.Your Responsibilities:Lead the design and development of our next-gen frontend architectureCreate high-quality user interfaces that are fast, visually appealing, and accessibleDevelop complex yet comprehensible state management systemsEstablish and uphold frontend coding standards to ensure code quality and maintainability

Join SeatGeek and Transform Live Events!At SeatGeek, we are driven by the belief that live events create unforgettable experiences that bring people together. Our focus on technology and a fan-first approach is revolutionizing the ticketing industry.The Platform organization plays a vital role in realizing this vision by delivering a secure and dependable foundation for product development and deployment. We strive to simplify complexity and provide robust, self-service tools and workflows, empowering our teams to operate confidently, especially during critical moments.We are on the lookout for a Senior Platform Engineer to enhance our Cloud Platform team within the Platform organization. In this pivotal role, you will design, develop, and manage the core cloud, compute, and networking platforms that serve all engineering teams at SeatGeek. Our Cloud Platform engineers are dedicated to building scalable infrastructure, resilient networking solutions, and clearly defined pathways that enable teams to deploy their services safely and efficiently.With more services and deployments than developers, the need for automation, standards, and reliability is paramount. The Cloud Platform team supports both our Enterprise and Consumer sectors, scaling ticketing platforms utilized by world-class partners and millions of fans.

About UsAt Maybern, we are revolutionizing the fund management landscape for private fund managers through innovative technology solutions. Founded by industry-leading engineering experts, our focus is on delivering exceptional software tailored to the needs of the fund management sector.With private funds managing over $15 trillion in capital and experiencing a remarkable 20% year-over-year growth, there is an increasing demand for top-tier software that addresses regulatory challenges and enhances transparency for CFOs.Maybern is dedicated to equipping investment managers with user-friendly and adaptable fund management software, allowing them to concentrate on their primary goal: maximizing investor returns. We are proud to be supported by prominent venture capital firms and a diverse array of strategic investors.Based in New York City, Maybern fosters a collaborative in-office culture and is eager to welcome talented individuals to our team.

At The New York Times, our mission is to seek the truth and help people understand the world. Independent journalism is the core of our company. With a world-renowned newsroom, we report from nearly 160 countries, focusing on enriching the reader's experience across various platforms, including print, audio, and our top-tier digital and app offerings. Our business strategy is centered on delivering journalism of such high quality that it is worth paying for.About the Role:We are looking for a Senior Software Engineer with a strong background in agentic AI development to join our Messaging Platforms group. This is an exciting opportunity to play a pivotal role in enhancing how we deliver breaking news and engage millions of readers globally. You'll work alongside a collaborative team of engineers, designers, and product managers who value empathy, innovation, and shared accountability for our success.Our front-end development utilizes React, while our backend is primarily built with Go. We deploy our services using CI/CD tools like GitHub Actions, and our infrastructure is hosted on Google Cloud Platform (GCP) and Amazon Web Services (AWS), with provisioning managed through Terraform.Responsibilities:Lead the modernization of front-end tools, implementing agentic workflows to enhance development cycles while adhering to high architectural standards.Provide expertise and mentorship in AI-assisted development for the front-end team, enabling them to focus on system design rather than routine implementations.Engage in the entire development lifecycle of our products, including design, development, testing, deployment, and monitoring, within a collaborative and distributed team.

Join Thread AI as a Frontend Software EngineerAt Thread AI, we are dedicated to revolutionizing the way enterprises and public sector agencies harness the power of AI through our innovative AI-native workflow orchestration engine. We are expanding our dynamic team and seek passionate individuals to contribute to our mission of simplifying infrastructure and maximizing AI potential.Based in the vibrant city of New York, our team comprises AI, product, and engineering professionals with extensive experience in crafting and implementing sophisticated workflows and infrastructure solutions.Our Engineering CultureWe pride ourselves on being a tight-knit, dedicated technical team that encompasses engineering, research, design, product development, and operations. Our philosophy revolves around the belief that a compact, collaborative team can innovate and deliver superior products more effectively than larger, hierarchical organizations.Role OverviewWe are on the lookout for a seasoned frontend engineer who thrives in a collaborative and iterative environment. You will play a vital role in delivering our technology to users worldwide, ensuring safe and reliable deployment. We value curious and creative individuals who excel at problem-solving and are eager to contribute in a fast-paced, ownership-driven atmosphere. Additionally, we seek team members who prioritize meaningful interactions among developers, subject matter experts, technology, and the community.