Senior Frontend Engineer
150000 - 175000 USD per year
Company:MLabs
Location:France, Germany, Netherlands, Italy, Spain, EU time zones, EU time zones
Languages:English
Seniority level:Senior, 6+ years
Experience:6+ years
Skills:
BlockchainFrontend DevelopmentReact.jsTypeScriptWeb3.js
Requirements:
6+ years professional frontend development experience Expertise in TypeScript & React (client-side architecture, hooks, performance patterns) Demonstrated experience with WebSockets or similar real-time data protocols Mastery of testing methodologies (Unit, Integration, and E2E) Proven ability to work closely with backend teams and designers in a remote/distributed setting Preferred: 8+ years experience in Fintech, Trading, or Real-Time Data sectors Preferred: Familiarity with Web3 frontend stack (ethers.js, viem, wagmi) Preferred: Knowledge of Server-Side Rendering (Next.js), PWA development, and CI/CD pipelines Bachelor’s or Master’s degree in Computer Science or related technical field
Responsibilities:
Design and implement dynamic UIs for live order books, price feeds, and trade executions with zero lag. Architect a maintainable, scalable codebase using React and advanced state management. Optimize performance to minimize load times under heavy data loads. Partner with Product and UX/UI designers to translate trading requirements into interfaces. Build accessible, high-quality frontends for desktop, tablet, and mobile devices.
