Senior React Native Engineer at MuttData | Remote

Join Our Innovative Data Products and Machine Learning Remote Startup! At MuttData, we pride ourselves on being a forward-thinking startup dedicated to developing groundbreaking systems that leverage the latest Big Data and Machine Learning technologies.We are seeking a Senior React Native Engineer with extensive experience in creating and maintaining high-quality mobile applications for both iOS and Android platforms.This position is perfect for an individual who has been part of teams with 5 or more engineers, has taken the lead on architectural decisions, and is comfortable serving as a senior technical contributor or tech lead. You will be instrumental in defining mobile architecture, enhancing performance, and ensuring the scalability and maintainability of codebases in high-impact sectors such as fintech, healthtech, e-commerce, or other large-scale consumer products.If you are passionate about merging robust mobile engineering with data-driven products and consider yourself a data enthusiast like us, we would love to hear from you.

Location: Remote – Open to applicants located globally.Join Fueled, a premier digital strategy, design, and engineering agency comprised of over 300 talented professionals. We have successfully crafted hundreds of digital products and experiences for esteemed brands such as Google, Apple, The New York Times, ESPN, Victoria’s Secret, MGM Resorts, Albertsons, and CLEAR.As a Senior React Native Engineer at Fueled, you will harness the power of React Native to architect, develop, and scale exceptional cross-platform mobile applications that provide outstanding user experiences.Your expertise in React for web will be pivotal as you design comprehensive solutions leveraging React Native, Expo, TypeScript, and Node.js for backend integrations. You will utilize strong typing to build robust data models, manage state, and architect applications for complex, business-centric solutions.Moreover, you will integrate REST/GraphQL APIs, implement effective caching strategies, and set up automated mobile CI/CD pipelines to ensure efficient testing, building, and deployment of reliable real-time functionalities at scale.Your contributions will transform ambitious concepts into maintainable, future-proof mobile systems that adapt to client needs, elevate quality and performance standards, and consistently deliver measurable results.Fueled's intentionally remote and globally distributed team operates across six continents, thriving in a culture that emphasizes flexibility, creativity, and state-of-the-art technology. Together, we are redefining the future of digital experiences.

Mattermost is the premier collaborative workflow platform designed for defense, intelligence, security, and critical infrastructure sectors. Endorsed by the U.S. Department of Defense and various Fortune 500 companies, our platform operates securely on-premises and in private clouds, providing features such as secure messaging, file sharing, workflow automation, audio and screen sharing, and project management—all while ensuring full data and operational control. Mattermost empowers critical workflows in mission planning, real-time operations, DevSecOps, incident response, and cyber defense, facilitating secure collaboration across various environments from tactical edges to enterprise headquarters. Teams can seamlessly collaborate through web, desktop, and mobile interfaces, with built-in interoperability for Microsoft Teams, Outlook, and Microsoft 365.To learn more, visit www.mattermost.comMattermost is on the lookout for a Senior React Native Engineer to enhance our mobile engineering team and develop robust mobile experiences tailored for mission-critical industries such as defense, intelligence, and critical infrastructure. This position transcends typical feature development; your focus will be on tackling networking, architectural, and reliability challenges inherent to maintaining a real-time collaboration platform within environments where connectivity is sporadic and message delivery is imperative.You will take charge of mobile infrastructure that enables intelligent network scaling, ensuring prioritized message delivery even amid compromised connectivity. Additionally, you will revitalize our mobile development environment, alleviating friction and expediting AI-assisted contributions across engineering teams. Your contributions will play a vital role in our expansion into defense and critical infrastructure markets.This position offers a unique chance to engage with our open-source platform while addressing complex networking, architectural, and state management challenges that support some of the world’s most crucial missions.

About Ditto:Ditto is revolutionizing data connectivity at the edge, enabling developers to create robust, real-time applications that function seamlessly even in challenging network environments. Whether you're at a crowded stadium, on an airplane, or stationed at a remote military base, Ditto's peer-to-peer sync engine keeps devices interconnected and data consistent, even without internet access. With over $145 million in funding and trusted by industry leaders such as Chick-fil-A, Delta Airlines, and the U.S. military, Ditto is essential for critical operations in sectors including aviation, retail, travel, hospitality, and defense. As a rapidly expanding, globally distributed startup, we prioritize building a diverse and inclusive team to tackle the world's toughest connectivity challenges.In the role of Senior SDK Engineer within our SDK team, you will be responsible for enhancing the developer experience for our widely-adopted React Native SDK. This vital tool allows developers to integrate Ditto's real-time, offline-first synchronization capabilities into their mobile applications with ease. You will design and implement APIs that resonate with React Native developers while adeptly managing the intricate interface between JavaScript and native code.Your work on the React Native SDK will inherently involve cross-platform challenges, as issues often stem from native Android or iOS code rather than JavaScript. Therefore, we seek a candidate possessing strong Android development skills in addition to React Native proficiency. Comfort with Kotlin, the ability to interpret JNI stack traces, and debugging across the spectrum from TypeScript hooks to our Rust core will be crucial.Our React Native SDK serves as a bridge to native Android and iOS implementations, which connect to Ditto's Rust core via FFI layers. Your responsibilities will span the entire technology stack: designing user-friendly JavaScript APIs, developing native modules, and collaborating with platform SDK owners to ensure uniform functionality. When issues arise, you will trace them through the React Native bridge, delve into native code, and potentially address them at the Rust layer.From day one, you will take ownership of the entire development lifecycle: crafting intuitive public APIs, building reliable native bridges, writing extensive automated tests, and partnering with our Release team to deliver dependable updates. You'll engage directly with customers and support teams to troubleshoot integration challenges, enhance performance on limited-resource devices, and transform field feedback into product advancements.As part of a small, globally distributed team that values trust, transparent communication, and continuous growth, you will thrive in our async-first culture where your written design documents and code reviews carry significant weight alongside synchronous meetings. We look forward to your contribution in shaping the future of connectivity.

Join finvari as a Senior or Staff React-Native Engineer and be a pivotal part of our innovative team! We are seeking a talented engineer who is passionate about building cutting-edge mobile applications and enhancing user experiences. In this role, you will collaborate closely with cross-functional teams to design, develop, and implement high-quality mobile applications using React Native.As a member of our dynamic team, you will have the opportunity to mentor junior engineers, lead technical initiatives, and contribute to the overall architecture of our applications. Your expertise will help shape the future of our products and drive the success of our projects.

We are seeking a talented and experienced Lead/Senior React Native Engineer to join our innovative team at Pelago. In this role, you will be responsible for designing and implementing high-quality mobile applications using React Native. You will lead a team of developers and collaborate with cross-functional teams to deliver seamless user experiences.Your expertise will contribute to the architectural decisions and best practices that drive our mobile strategy. If you are passionate about technology and eager to make an impact, we want to hear from you!

Role overview pridelogic seeks a Senior React Native Engineer to lead mobile development with an AI-first mindset. This remote position combines architectural leadership with hands-on coding, offering a chance to influence both technical direction and product outcomes. High ownership and autonomy define this role, with direct impact on how scalable and maintainable mobile applications are built and delivered. Responsibilities Design and oversee the architecture of mobile applications using React Native, guiding projects from concept through production launch. Independently make decisions that affect scalability, maintainability, performance, and reliability of systems. Develop and maintain backend services in Node.js to support mobile features. Design and manage SQL databases, especially Postgres, with attention to data modeling, performance, and long-term support. Set up scalable engineering patterns across mobile, backend, and API layers. Maintain high standards for code quality, testing, responsiveness, and developer experience. Define and guide the technical direction, looking beyond daily implementation tasks. Establish quality benchmarks for both AI-generated and manually written code. Translate broad or ambiguous product requirements into actionable technical solutions. Ensure applications meet expectations for performance, quality, and responsiveness. Work directly with clients to understand needs and communicate progress. Contribute to system design, performance optimization, testing strategies, and overall engineering productivity. Operate within an AI-first workflow while upholding strong engineering standards. What makes this role unique This position carries significant production responsibility and calls for quick decision-making, systemic thinking, and independent technical judgment. Engineers at pridelogic use AI to support every phase of development, but remain fully accountable for the quality and integrity of their work. Remote work This is a fully remote role.

About MILEMILE is an exclusive shopping destination that is transforming the luxury retail landscape. We provide our members with access to a carefully curated, timeless collection of the most coveted products from prestigious fashion brands, all available at unparalleled prices. Positioned at the crossroads of technology and fashion, MILE ensures a seamless and elevated shopping experience for consumers and brands alike. Our mission is to establish ourselves as the premier digital hub for luxury, where exclusivity, value, and exceptional design come together.What We’re Looking ForWe are seeking a Senior React Native Engineer to join our expanding engineering team. In this critical position, you will help shape our customer-facing interfaces on both our mobile application (React Native) and web platforms (React), including dashboards and our marketplace UI. This is a high-impact opportunity for individuals who excel in dynamic, product-oriented environments and aspire to contribute to building a brand that defines the industry.What You’ll Do Collaborate closely with front-end, product, design, and backend teams to create high-quality features across mobile and web platforms. Influence our front-end architecture and best practices to ensure scalability, maintainability, and an exceptional user experience. Execute pixel-perfect designs with a focus on interaction, motion, and accessibility. Enhance app and web performance, reliability, and compatibility across devices. Guide UI/UX decisions with a meticulous eye for detail, contributing to MILE’s luxurious brand identity. Participate in the development and evolution of our Tamagui-powered design system across platforms. Mentor junior engineers and contribute to fostering a culture of technical excellence and innovation. Keep abreast of the latest front-end trends and technologies to continually push the envelope of what’s possible. Who You Are 5+ years of professional experience in developing complex front-end applications in production environments. Extensive expertise in React and React Native, along with a solid understanding of their ecosystems and performance nuances. Proficient in modern JavaScript/TypeScript, state management (e.g., Redux, Zustand), and component-driven architecture. Demonstrated experience in building high-performance React Native applications with best practices for image loading, react-query implementation, scroll view optimizations, and modal management. Deep understanding of React quirks, performance challenges, useEffect pitfalls, and the ability to create custom hooks. Experience in developing custom React Native bridge modules. Proven track record of delivering polished mobile applications and web experiences that meet high standards of design and usability. Familiarity with Tamagui, Ant Design, Tailwind, and Shadcn.

Join Us in Shaping the Future of CryptoAt Kraken, we pride ourselves on having a team of exceptional individuals driven by a shared belief in the transformative potential of cryptocurrency and blockchain technology.Why Choose Kraken?We are a mission-driven organization firmly anchored in the ethos of the crypto community. As a member of the Kraken team, you will play a pivotal role in our quest to enhance global crypto adoption, empowering individuals to achieve financial independence and inclusivity. Over the past decade, our commitment to our mission and values has attracted some of the brightest minds in the crypto space.Before submitting your application, we invite you to explore our Kraken Culture page to familiarize yourself with our internal culture and values. We encourage all candidates to review the Kraken app and learn how to set up an account here.As a fully remote organization, Krakenites span over 70 countries and communicate in more than 50 languages. Our team members are innovators, crafting top-tier crypto products for everyone from seasoned traders to newcomers. Kraken is dedicated to leading security, crypto education, and exceptional client support through our platforms such as Kraken Pro, Desktop, Wallet, and Kraken Futures.Become part of the Kraken family and help us build the future of crypto!

About Us: Established in 2001, Vivid Seats (NASDAQ: SEAT) is a premier online ticket marketplace dedicated to connecting fans with their favorite live events, artists, and teams. We believe in the transformative power of experiences and are committed to developing products that foster human connections. Recognized as one of Built In's Top Places to Work in 2025, we consider our people to be our most significant competitive advantage. To support our employees, we cultivate a company culture that empowers them to embrace challenges, promotes collaboration, and strives for continuous evolution through data-driven insights and innovation.We harness cutting-edge technology to drive performance and unleash creativity. As part of our innovative culture, we actively integrate AI tools to enhance decision-making, streamline workflows, and deliver improved results for our customers.

Become a Part of Our Innovative TeamOowlish, a leading software development firm in Latin America, is on the lookout for skilled technology experts to enhance our dynamic and diverse team.At Oowlish, you will work alongside esteemed clients from both the United States and Europe, playing a pivotal role in crafting cutting-edge digital solutions. Our dedication to fostering a supportive work culture has earned us recognition as a Great Place to Work, where you can pursue professional growth, development opportunities, and make a meaningful international impact.We support remote work to help you establish a work-life balance that aligns with your personal and professional aspirations. We seek candidates who are not only passionate about technology but also fluent in English and eager to contribute to a global team.Role OverviewWe are in search of a Senior React Native Engineer to join a high-impact product team dedicated to building and scaling real-world mobile applications that engage active users.This role transcends mere ticket execution.We desire a candidate who:Thinks from a product engineering perspectiveTakes ownership of features from inception to deliveryComprehends performance, user experience, and real-world limitationsOperates independently with sound technical judgmentYour work will involve a production mobile platform, collaborating closely with product, design, and engineering teams to deliver exceptional user experiences.Preference will be given to candidates residing in Chicago or those who are open to regular in-person collaboration.

wizdaa is looking for a Senior React Native Engineer to take the lead on mobile architecture and delivery within a remote, AI-focused team. This role involves shaping technical direction, building scalable systems, and transforming broad product concepts into production-ready mobile applications. While the team uses AI agents to speed up research, planning, implementation, and testing, engineers are expected to uphold high standards and take full ownership of their work. Key Responsibilities Design and lead the architecture of React Native mobile apps, from initial setup through deployment. Make independent decisions to ensure scalability, maintainability, performance, and reliability. Develop and manage backend services using Node.js to support mobile features. Design SQL databases, especially Postgres, with a focus on data modeling and performance. Establish engineering practices that scale across mobile, backend, and API layers. Maintain high standards for architecture, code quality, testing, and developer experience. Define technical direction that goes beyond daily implementation tasks. Set and enforce quality standards for both AI-generated and manually written code. Translate broad or ambiguous product requirements into clear, actionable solutions. Ensure application performance, quality, and responsiveness meet expectations. Communicate directly with clients to clarify requirements and build mutual understanding. Contribute to system design, performance strategies, testing methods, and engineering productivity. Work effectively in an AI-first environment while maintaining strong engineering practices. What Makes This Role Unique This position carries significant responsibility and real production impact. Work moves quickly, and decisions often require autonomy and sound judgment. Engineers in this role own the mobile architecture, contribute to backend systems, and help raise technical standards across the team. Those who value accountability, technical leadership, and hands-on development will find this role especially rewarding.

Join our innovative team at Nagarro as a Senior Staff Engineer specializing in React Native mobile development. In this fully remote role, you will collaborate with cross-functional teams to design, develop, and implement mobile applications that deliver exceptional user experiences. Your expertise in mobile technologies will be crucial in driving our projects to success.

At Holepunch, we are not merely creating software; we are reshaping the fundamental structure of the internet to enhance user empowerment and safeguard privacy. Our innovative peer-to-peer (P2P) development platform, powered by our open-source technology stack, Pear, removes the necessity for conventional server infrastructure. This groundbreaking methodology guarantees that users retain complete control over their data, ensuring unmatched privacy and independence from centralized authorities.Our platform enables direct application deployment from the developer's environment to the end-user, facilitating effortless scalability and optimal performance. By utilizing Node.js-based technology similar to BitTorrent, we establish strong peer-to-peer connections and data replication systems that lay the groundwork for a decentralized web. Discover more about Pear: docs.pears.comKeet: A Vision of the FutureKeet, our flagship P2P communication application, marks the initial stride towards this transformative era. It embodies the capabilities of P2P technology in practical applications, ranging from messaging and file sharing to intricate collaborative environments, all while preserving user control over personal data. Keet showcases the adaptability and scalability of our open-source tech stack, Pear.Become Part of Our Mission: Mobile Engineer - React Native (100% Remote)We have successfully launched Keet Mobile on both iOS and Android, delivering our comprehensive P2P technology stack to users worldwide. Keet Mobile stands out as an extraordinary application: its heavy lifting is managed by a custom JavaScript runtime meticulously designed for peer-to-peer functionality (in fact, it reuses 100% of Keet Desktop’s code!). The user interface logic is entirely based on React Native, providing us with the agility to iterate rapidly. We believe that this architecture unlocks immense potential for the future, and we are eager to have you join us on this journey!

*Fully Remote*Job Overview:Are you an exceptional technical talent? We are in search of an elite Senior React Native Developer who can:Lead your team with clear technical vision and expertise.Resolve complex problems that others struggle to tackle.Deliver intricate features at unprecedented speeds.Create pristine, tutorial-quality code.Take pride in enhancing the overall quality of the codebase.If this describes you, we want to connect! This position is not for everyone; we value developers who recognize their exceptional skills and can showcase a proven record of success.

*Fully Remote Opportunity*Position Overview:We are in search of a talented and innovative Senior React Native Developer. If you are a technical leader who excels in:Leading your team with clear technical guidanceSolving complex problems that challenge othersDelivering intricate features with unmatched efficiencyWriting exceptionally clean and well-documented codeEnhancing the overall quality of the codebaseThen we want to connect with you. This position is designed for top-tier developers who are confident in their abilities and possess a strong portfolio to demonstrate their expertise.

About NashNash is revolutionizing the digital logistics landscape by creating a robust infrastructure that supports delivery operations for some of the world's most renowned retailers, platforms, and delivery partners. Our innovative, AI-powered logistics platform orchestrates millions of deliveries each month, seamlessly connecting merchants, carriers, driver networks, and customers.With esteemed partners like Walmart, Woolworths, 7-Eleven, and Coles, we are just at the beginning of our journey. Mobile technology is a key focus for us, and we are making significant investments in enhancing the driver app, which is essential for the fleets and drivers who rely on it daily.About the RoleWe are seeking a Senior React Native Engineer to take full ownership of Nash’s driver application. This position goes beyond mere maintenance; you will play a crucial role in shaping the future of a product that directly impacts real users engaged in live delivery operations.You will be accountable for the technical roadmap, system architecture, performance, user experience, and reliability of the driver app. This role requires a proactive builder's mindset, strong sense of ownership, and enthusiasm for delivering software solutions that address real-world challenges, especially in demanding environments (such as offline networks, older devices, and extended shifts).As part of the Mobile/Product Engineering team, you will collaborate closely with product managers, backend engineers, and operations teams, while also enjoying a high degree of autonomy and influence in your work.What You’ll DoAssume complete ownership of the Nash React Native driver app utilized in real-world delivery operations.Design and develop mobile features that ensure high performance, reliability, and user satisfaction under real-world conditions.Create and refine critical mobile workflows including jobs, navigation, scanning, status updates, and offline functionality.Collaborate with Product teams to define features, influencing both what is built and how it is implemented.Work alongside backend engineers to develop APIs, facilitate real-time updates, and enhance the overall system design that supports the mobile experience.Quickly transition features from concept to development to production and into the hands of drivers.Elevate mobile engineering standards across the organization.What You’ll Bring5+ years of experience in building and deploying production mobile applications.Profound understanding of React Native and mobile development best practices.

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.

Join TechBiz Global, a leading recruitment service provider for top-tier clients, as a Senior Full-Stack Developer. This role offers a remarkable opportunity to advance your career in a dynamic and innovative environment. If you are eager to make an impact through technology, this position is tailored for you.Key Responsibilities:- Design, develop, and maintain cross-platform interfaces using React.- Refactor and enhance components to boost performance, usability, and accessibility.- Leverage a diverse skill set to optimize product performance and design.- Collaborate with a small, agile team to drive project success.- Take ownership of features from conception to deployment.- Ensure high-quality architecture and code standards.- Quickly contribute after a comprehensive onboarding period.- Enhance user experience and performance metrics (Core Web Vitals, load times, responsiveness).

Join Our Team at OnePayAt OnePay, we are revolutionizing the financial landscape for millions of Americans, providing innovative solutions that empower individuals to manage their money effectively.Our mission is clear: to address the flaws in today's financial system characterized by high fees, minimal returns, and limited growth opportunities. We are committed to swift, transformative changes.As an all-encompassing financial services platform, we integrate banking, high-yield savings, credit cards, point-of-sale lending, investing, and cryptocurrency, all within a single user-friendly ecosystem. We collaborate with employers, HCM providers, gig platforms, and more, to extend embedded financial services to countless employees and frontline workers.Supported by Walmart, the largest retailer globally, along with Ribbit Capital, a leading name in fintech investments, we have the scale and resources to create something truly extraordinary.What truly distinguishes OnePay is our pace. Our customers expect rapid solutions, and we are committed to delivering just that. We seek individuals who are:Eager to take initiativeMotivated by urgency and excellenceSkilled and humble, with a focus on team successComfortable in a fast-paced environment