Senior FullStack Developer

Responsibilities

• Own full stack development across React interfaces, Node.js services, and Web3 integrations.
• Build and scale decentralized applications integrating wallets, DeFi protocols, and on-chain data.
• Integrate Web3 libraries, SDKs, packages, and APIs into reliable product workflows.
• Design systems for performance, security, scalability, and interoperability.
• Build and improve infrastructure supporting large volumes of real-time market and blockchain data.
• Investigate production issues and improve system reliability.
• Collaborate on architecture and research into emerging technologies.
• Take features from technical design through implementation, deployment, and production support.

Requirements

• 10+ years of professional software development experience.
• At least 3 years of full stack development experience with a strong Web3 focus.
• Strong proficiency in TypeScript, React, and Node.js.
• Hands-on experience shipping Web3 applications or integrations into production.
• Experience integrating wallets, DeFi services, on-chain data, and third-party Web3 packages or APIs.
• Experience designing and scaling data-intensive systems.
• Strong architectural judgment and a practical approach to performance, security, and reliability.
• Fluent English and the ability to work independently, communicate clearly, and take ownership.
• Nice-to-have experience with multi-chain development across Ethereum and Solana.
• Nice-to-have experience with Prisma, Zod, tRPC, and Fastify.

Benefits

• Fully remote work with flexible hours.
• Competitive compensation based on experience.
• Collaboration with highly experienced engineers.
• Significant technical ownership and autonomy.
• Opportunity to build core infrastructure and products in the Web3 space.
• Full-time position with a demanding startup environment and few meetings.