Ava Labs

Architect and develop a scalable, reusable cross-platform UI library for mobile, desktop, and web platforms. Implement layouts for applications, translating complex requirements into intuitive and secure interfaces. | Deep experience in shipping React and React Native apps, with a focus on security and user experience. A strong eye for design and the ability to communicate clearly with stakeholders are essential. | Applicant Privacy Notice Looking to join a world-class blockchain development team? Ava Labs makes it simple to deploy high-performance solutions for Web3, led by innovations on Avalanche. The company was founded by Cornell computer scientists, who partnered with Wall Street veterans and early Web3 leaders to execute a promising vision for redefining the way people build permissionless networks. Ava Labs is redefining the way people create value with Web3. Join us as we empower people to easily and freely digitize all the world’s assets on one open, programmable blockchain platform. Looking to join a world-class blockchain development team? Ava Labs makes it simple to deploy high-performance solutions for Web3, led by innovations on Avalanche. The company was founded by Cornell computer scientists, who partnered with Wall Street veterans and early Web3 leaders to execute a promising vision for redefining the way people build permissionless networks. Ava Labs is redefining the way people create value with Web3. Join us as we empower people to easily and freely digitize all the world’s assets on one open, programmable blockchain platform. We are seeking a Senior Full-Stack Engineer to join our pioneering team building the next generation of native cross-platform institutional digital asset management solutions. In this role, you will architect and develop a scalable, reusable cross-platform UI library that ensures a seamless user experience across mobile, desktop, and web platforms. Additionally, you will implement the overall layouts for our native and web applications, translating complex requirements into visually appealing, intuitive, and secure interfaces. Technologies you’ll work directly with include, but are not limited to TypeScript, React Native, React, React Server Components, Figma, Storybook, Signals, Observables, Shadcn, tRPC, Next.js, Drizzle, PNPM, Turborepo, and Expo. (Go services exposure is a plus.) WHAT YOU WILL DO Ship end-to-end features across mobile (React Native/Expo), web (React/Next.js + RSC), and backend (TypeScript/Node)—from design and implementation to telemetry, alerts, and incident response. Create reusable UI systems (components, tokens, themes) with Tamagui + Storybook to ensure consistent, accessible UX across iOS, Android, desktop, and web. Design secure user journeys for custody: strong authN/Z, role-based approvals, device trust/attestation, secure storage, and safe signing flows. Own APIs and data contracts (tRPC/HTTP/GraphQL, WebSockets, webhooks); plan versioning, migrations, and deprecations in a monorepo (Turborepo/PNPM/Bun). Raise reliability and performance via profiling, caching, offline/resume strategies, and robust error handling; define SLOs/dashboards for critical paths. Drive clarity from ambiguity: translate complex requirements into crisp specs and milestones; proactively identify risks, dependencies, and trade-offs. Champion engineering discipline: author ADRs/RFCs, strengthen code review and testing practices, and contribute to paved paths that other teams can adopt. Mentor peers through high-signal design reviews, pairing, and actionable feedback that levels up the team. WHAT YOU WILL BRING Cross-Platform Builder: Deep experience shipping React + React Native apps and shared libraries in a monorepo (Turborepo/PNPM/Bun), with nuanced platform understanding. Security-Minded Engineer: Hands-on with iOS Keychain/Secure Enclave, Android Keystore/StrongBox, device integrity/attestation, secure storage, transport security, and the OWASP Mobile Top 10. Clear Communicator: You write clear specs, explain trade-offs, and align stakeholders without heavy oversight. Continuous Learner: You stay abreast of emerging blockchain, Web3, front-end & mobile technologies, and UX/UI trends, enabling our team to tackle challenges with modern solutions. Design Savvy: You have a strong eye for design, with the ability to independently implement components and responsive layouts with little to no design direction. Blockchain & Web3 Enthusiast: You are excited by the potential of blockchain technologies and the challenges of designing and building intuitive and delightful cross-platform applications. Please note Blockchain & Web3 experience is not required. Salary Range: $158,440.00 to $188,147.50 (**This is not a guarantee of compensation or salary, a final offer amount may vary based on factors including but not limited to experience and geographic location. NYC metro candidates are required to be in office 2-3x/week, with exceptions.) #LI-Remote #LI-DS1 WHY AVA LABS? If you've ever thought about joining an early stage Web3 company - this is it! We're a global, world-class team of experts in computer science, economics, finance, marketing, and law with offices in New York City and Miami. We're highly passionate about Web3 and redefining the way people build and use finance and decentralized applications of all kinds. The company received early-stage funding from Andreessen Horowitz, Initialized Capital, and Polychain Capital, with angel investments from Balaji Srinivasan and Naval Ravikant. Join us and be a pioneer in a new technology that will have implications across a range of verticals such as finance, gaming, investing, collectibles, among many others. Ava Labs is committed to diversity in the workplace and we’re proud to be an Equal Opportunity Employer. We do not hire on basis of race, color, religion, creed, gender, national origin, citizenship, age, disability, veteran status, marital status, pregnancy, parental status, sex, gender expression or identity, sexual orientation, or any other basis protected by local, state or federal law. All employment is decided on the basis of qualifications, merit, and business need.

Design, develop, and scale secure, high-performance blockchain and crypto wallet backend systems with a focus on security and modularity. | 5+ years backend engineering with Golang, blockchain and crypto wallet experience, strong security knowledge, and ability to work independently in a hybrid environment. | Applicant Privacy Notice Looking to join a world-class blockchain development team? Ava Labs makes it simple to deploy high-performance solutions for Web3, led by innovations on Avalanche. The company was founded by Cornell computer scientists, who partnered with Wall Street veterans and early Web3 leaders to execute a promising vision for redefining the way people build permissionless networks. Ava Labs is redefining the way people create value with Web3. Join us as we empower people to easily and freely digitize all the world’s assets on one open, programmable blockchain platform. We are looking for a Staff Backend Engineer to join our Crypto Custody team. Our team is responsible for designing, developing, and scaling secure, high-performance blockchain and crypto wallet products for Ava Labs and our ecosystem partners. This role is an integral part of our technical leadership group—pioneering cutting-edge solutions, building modular and scalable crypto wallet infrastructures, and ensuring the highest standards of security. WHAT YOU WILL DO Innovate & Architect: Design, develop, and maintain crypto wallet systems using Golang, ensuring robust support for protocols such as multi-party computation (MPC) and multi-signature (multi-sig) configurations Architect modular, scalable backend systems with an unwavering commitment to security and performance Collaborate Across Teams: Work closely with Partners to optimize configurations and setups for Ava Labs products Provide technical guidance across Business Development, Product, Security, Finance, and Engineering teams Drive Product Advancements: Assess opportunities and recommend solutions tailored to client needs Establish architectures and systems that ensure mass adoption of Ava Labs products while maintaining top-tier security Exhibit Extreme Ownership: Demonstrate an independent, driven mindset that thrives on taking initiative without being micromanaged Take full responsibility for delivering high-quality, secure backend solutions while continuously embracing challenges, learning, and pushing boundaries to drive product excellence WHAT YOU WILL BRING Technical Expertise: 5+ years of hands-on engineering experience with a strong focus on backend systems, particularly in Golang—experience with JavaScript is a plus Proven track record in building crypto wallets or blockchain-related products Deep understanding of both UTXO and Account models, state management, and consensus mechanisms Extensive experience in secure coding practices with a very strong understanding of security principles as they apply to blockchain and crypto wallet systems Familiarity with competitive technologies and cloud service setups Leadership & Independence: A self-driven, independent mindset with extreme ownership over your work and outcomes Thrive in an environment where you are empowered to take initiative and work autonomously without being micromanaged Excellent problem-solving skills and a proactive approach to overcoming technical challenges Customer Focus: A user-centric approach to designing and launching high-quality products that fuel the growth of the crypto economy Proven ability to empathize with customer challenges and translate those insights into actionable development priorities NICE TO HAVE 3+ years of solutions architecture experience Experience with multi-party computation (MPC) protocols Hands-on experience with advanced security testing tools and methodologies Expertise in infrastructure engineering, including Kubernetes, CI/CD pipelines, and cloud platforms such as AWS, GCP, or Azure Prior senior-level engineering experience in a blockchain or crypto organization Salary Range: $184,450.00-$219,034.00 (**This is not a guarantee of compensation or salary, a final offer amount may vary based on factors including but not limited to experience and geographic location. NYC metro candidates are required to be in office 2-3x/week (with exceptions)). #LI-Remote #LI-DS1 WHY AVA LABS? If you've ever thought about joining an early stage Web3 company - this is it! We're a global, world-class team of experts in computer science, economics, finance, marketing, and law with offices in New York City and Miami. We're highly passionate about Web3 and redefining the way people build and use finance and decentralized applications of all kinds. The company received early-stage funding from Andreessen Horowitz, Initialized Capital, and Polychain Capital, with angel investments from Balaji Srinivasan and Naval Ravikant. Join us and be a pioneer in a new technology that will have implications across a range of verticals such as finance, gaming, investing, collectibles, among many others. Ava Labs is committed to diversity in the workplace and we’re proud to be an Equal Opportunity Employer. We do not hire on basis of race, color, religion, creed, gender, national origin, citizenship, age, disability, veteran status, marital status, pregnancy, parental status, sex, gender expression or identity, sexual orientation, or any other basis protected by local, state or federal law. All employment is decided on the basis of qualifications, merit, and business need.

You will be responsible for designing, developing, and maintaining wallets, decentralized applications (dApps), and other Web3-related web applications. Your work will be critical in delivering exceptional user experiences and expanding the possibilities of decentralized technologies. | You should have a BS in Computer Science or equivalent experience, along with 3+ years of experience in Typescript/Node.js and React. A passion for blockchain technology and a proactive approach to project initiation are also essential. | Applicant Privacy Notice Looking to join a world-class blockchain development team? Ava Labs makes it simple to deploy high-performance solutions for Web3, led by innovations on Avalanche. The company was founded by Cornell computer scientists, who partnered with Wall Street veterans and early Web3 leaders to execute a promising vision for redefining the way people build permissionless networks. Ava Labs is redefining the way people create value with Web3. Join us as we empower people to easily and freely digitize all the world’s assets on one open, programmable blockchain platform. The Core team is responsible for delivering a best-in-class wallet experience for the Avalanche Ecosystem and beyond. We are seeking a Senior Frontend Software Engineer to join our dynamic and highly-skilled development team. As a Senior Frontend Software Engineer at Ava Labs, you will be at the forefront of Web3 innovation, responsible for designing, developing, and maintaining wallets, decentralized applications (dApps), and other Web3-related web applications. Your work will be critical in delivering exceptional user experiences and expanding the possibilities of decentralized technologies. WHAT YOU WILL DO Innovative Web Apps: You will have the opportunity to build cutting-edge web applications that address novel UX challenges, driving the evolution of Web3. Cross-Team Collaboration: Collaborate closely with Product Managers, Designers, and fellow engineers across different teams to deliver feature-rich experiences. Continuous Learning: Stay abreast of emerging web technologies, enabling our team to tackle challenges with modern solutions. Production Support: Assist our skilled support team in triaging bugs and resolving production issues. Mentorship: Share your expertise by mentoring other engineers and conducting in-depth code reviews. WHAT MAKES YOU A GOOD FIT Frontend Expertise: You have a substantial background as a front-end engineer. Blockchain Visionary: You believe in a future where blockchain technologies create a fairer and more liberated world for everyone. Hands-On Approach: You are a hands-on coder who prefers implementing proof-of-concepts before drafting lengthy technical documents. Initiative: You proactively seek out and initiate projects that add value, without needing someone to assign them to you. WHAT YOU WILL BRING BS in Computer Science or equivalent experience Proven Frontend Capability: 3+ years of experience with Typescript/Node.js 3+ years of experience with React Web3 Knowledge: Passion for blockchain technology/web3 and eagerness to consume the latest news and developments Salary Range: $143,040 to $169,860.00 (**This is not a guarantee of compensation or salary, a final offer amount may vary based on factors including but not limited to experience and geographic location. NYC metro candidates are required to be in office 2-3x/week, with exceptions.) #LI-Remote #LI-DS1 WHY AVA LABS? If you've ever thought about joining an early stage Web3 company - this is it! We're a global, world-class team of experts in computer science, economics, finance, marketing, and law with offices in New York City and Miami. We're highly passionate about Web3 and redefining the way people build and use finance and decentralized applications of all kinds. The company received early-stage funding from Andreessen Horowitz, Initialized Capital, and Polychain Capital, with angel investments from Balaji Srinivasan and Naval Ravikant. Join us and be a pioneer in a new technology that will have implications across a range of verticals such as finance, gaming, investing, collectibles, among many others. Ava Labs is committed to diversity in the workplace and we’re proud to be an Equal Opportunity Employer. We do not hire on basis of race, color, religion, creed, gender, national origin, citizenship, age, disability, veteran status, marital status, pregnancy, parental status, sex, gender expression or identity, sexual orientation, or any other basis protected by local, state or federal law. All employment is decided on the basis of qualifications, merit, and business need.