Senior Fullstack Developer (Web3)

Senior Full Stack Engineer (Web3) Location: Israel, Tel Aviv (Hybrid) Employment: Full-time About the company We’re working with an early-stage Web3 company building tools that help users better understand blockchain transactions and interact with digital assets more safely. Its products are used across desktop and mobile, and the engineering team works on challenges involving wallets, dApps and blockchain security. The role We’re looking for a senior full stack engineer with strong JavaScript and TypeScript skills and a frontend focus.

You’ll build features end to end, from the user interface and browser experience to the Node.js services behind the product, and take ownership of your work after release. What you’ll work on Build client-side features using TypeScript and React, including browser-based products. Develop wallet and dApp integrations across EVM-compatible chains and Solana.

Build and maintain Node.js services and APIs. Improve performance, reliability and code quality across the stack. Contribute to the build, test and release pipeline.

What we’re looking for 5+ years building production software with JavaScript and TypeScript, with a frontend focus. Strong understanding of JavaScript fundamentals, including the event loop, promises and async behaviour, closures, scope, prototypes, modules and bundling. Good knowledge of browser behaviour, HTTP and networking.

Strong React skills and an eye for detail. You’ve worked with design systems and Figma, and care abou