Senior Frontend Engineer

Senior Frontend Engineer (Web3/DeFi) Location: Fully Remote - EU time zones Type: Full-Time Compensation: $150K - $175K We are seeking a high-caliber Senior Frontend Engineer to lead the development of a performant, responsive, and real-time application powering a next-generation decentralized exchange (DEX) and network. In this role, you will bridge the gap between complex blockchain infrastructure and a seamless user experience, meeting the demands of a fast-paced, data-intensive trading environment. Our team is a dynamic, forward-thinking, and fully remote group with an ambitious roadmap. We are looking for an engineer who thrives on the intersection of DeFi, Web3, and high-stakes security. If you have a relentless drive for speed without sacrificing rigor, and a commitment to state-of-the‑art software testing, we want to build the future of finance with you. Key Responsibilities: Real-Time Interface Development: Design and implement dynamic UIs capable of handling live order books, price feeds, and trade executions with zero lag. Architecture & Scalability: Utilize modern frameworks (React) and advanced state management to architect a maintainable, scalable codebase. Performance Optimization: Use advanced rendering techniques and smart resource management to minimize load times under heavy data loads. Cross-Functional Leadership: Partner with Product and UX/UI designers to translate complex trading requirements into intuitive, engaging interfaces. Responsive Design: Build accessible, high-quality frontends that perform consistently across desktop, tablet, and mobile devices. 6+ years of professional frontend development experience, specifically with high-performance, real-time web applications. Expertise in TypeScript & React: Deep understanding of client-side React architecture, hooks, and performance patterns. Real-Time Data: Demonstrated experience working with WebSockets or similar real‑time data protocols. Testing Rigor: Strong commitment to clean code and a mastery of testing methodologies (Unit, Integration, and E2E). Collaborative Spirit: Proven ability to work closely with backend teams and designers in a fully remote or distributed setting. Preferred Qualifications: 8+ years of experience, particularly within Fintech, Trading, or Real-Time Data sectors. Web3 Native: Familiarity with the Web3 frontend stack (ethers.js, viem, wagmi) and client-side private key management. Modern Tooling: Knowledge of Server‑Side Rendering (Next.js), PWA development, and CI/CD pipelines. Educational Background: Bachelor’s or Master’s degree in Computer Science or a related technical field. Remote-First Culture: Work from anywhere in the world with a team that respects your time and autonomy. Competitive Compensation: A strong base salary paired with a performance‑driven environment. Equity & Incentives: We offer a unique equity package by way of tokens on a sliding scale (customizable based on your preference for salary vs. equity). Impactful Work: Be at the forefront of DeFi innovation, building tools that are used by traders globally. Professional Growth: Work alongside seasoned Web3 engineers and founders in an environment that prizes technical excellence. Due to the high volume of applications we anticipate, we regret that we are unable to provide individual feedback to all candidates. If you do not hear back from us within 4 weeks of your application, please assume that you have not been successful on this occasion. We genuinely appreciate your interest and wish you the best in your job search. Commitment to Equality and Accessibility: At MLabs, we are committed to offer equal opportunities to all candidates. We ensure no discrimination, accessible job adverts, and providing information in accessible formats. Our goal is to foster a diverse, inclusive workplace with equal opportunities for all. If you need any reasonable adjustments during any part of the hiring process or you would like to see the job‑advert in an accessible format please let us know at the earliest opportunity by emailing human-resources@mlabs.city. MLabs Ltd collects and processes the personal information you provide such as your contact details, work history, resume, and other relevant data for recruitment purposes only. This information is managed securely in accordance with MLabs Ltd’s Privacy Policy and Information Security Policy, and in compliance with applicable data protection laws. Your data may be shared only with clients and trusted partners where necessary for recruitment purposes. You may request the deletion of your data or withdraw your consent at any time by contacting legal@mlabs.city. #J-18808-Ljbffr