Job Description

Senior Frontend Engineer - Wallets-as-a-Service Platform

Location: Remote - Location: US or EU (remote-first, office optional). Ideally based in EST or as close to France or Paris is always the major preference.

Compensation: $160K - $220K

We are hiring an engineer to drive the user-facing side of our platform, building the backbone of blockchain wallet infrastructure for the next financial era. This is a high-impact role requiring deep expertise in modern frameworks, cross-platform development, and strong UX instincts. We need a rigorous builder who can translate complex requirements into fast, intuitive, and trustworthy financial tools.

This is not a narrow frontend role; you will move fluidly between polished user experiences and the developer tools that make them possible. You will own features end-to-end, delivering business-grade software that makes complex financial workflows effortless for developers, administrators, and end-users. Speed and security must be balanced with clean architecture and reliable performance.

Responsibilities:

• Full Feature Ownership: Take complete ownership of features, guiding them from the initial idea through launch and subsequent iteration.
• Application Development: Build web and mobile applications for our Wallets-as-a-Service platform.
• Developer Experience (DX): Develop SDKs and tools that make integrations simple and seamless for developers.
• UX/UI Focus: Bring fintech-grade UX and strong design sensibilities to blockchain wallets and user interfaces.
• Architecture: Design for clean architecture, speed, and security , ensuring reliable performance under high demand.
• Collaboration: Work closely with product and design teams to rapidly shape and ship new features.
• Engineering Standards: Write clear documentation, rigorously review code, and uphold high engineering standards.

• Experience: 8+ years of frontend engineering experience , coupled with full-stack capabilities.
• Technical Mastery: Strong proficiency in TypeScript and modern frameworks (e.g., React Native ) for cross-platform delivery.
• Mobile Skills: Skilled in mobile and cross-platform development .
• Security Focus: Hands-on experience with secure authentication flows, including WebAuthn and passkeys .
• Domain Track Record: Proven record of shipping user-facing products in the fintech or on-chain (blockchain) sectors.
• Mindset: Strong sense of UX , detail-oriented, and committed to writing reliable, high-quality code.
• Soft Skills: Clear communicator who thrives in fast-moving, collaborative teams.

• Compensation: Highly competitive salary range of $160,000–$220,000 per year (full-time).
• Equity: Generous equity package (100–200 stock options vested over 4 years).
• Health & Retirement: Comprehensive Healthcare, 401K , and coverage for travel expenses.
• Location: United States (Remote-First) , with optional office space.
• Equipment: Provided with a MacBook Pro + essential equipment .
• Impact: Build the core interfaces that define the user experience for next-generation blockchain financial infrastructure.

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.

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