Consensys is seeking a Senior Software Engineer to join our Card team, focused on the MetaMask Debit Card. You will be instrumental in developing and integrating the card and related features into the MetaMask platform, building the core infrastructure and user-facing experiences that will enable millions of users to securely manage and use their MetaMask Debit Card.

What You'll Do

Design and implement front-end components and user experience for MetaMask Debit Card interactions across MetaMask clients.
Develop robust and scalable backend services and APIs to manage card lifecycle, facilitate transaction processing, and integrate with financial partners.
Ensure seamless and secure integration with Card Issuers, payment networks, and compliance systems.
Optimize the performance and security of all Card features, handling real-time data feeds and high-volume transaction throughput.

What We're Looking For

3+ years working with mobile-based technologies.
3+ years building websites and/or applications.
Experience with React and React Native.
Strong knowledge of modern Javascript (ES6/TypeScript/etc.).
Familiarity with blockchain fundamentals and Web3 integration.
Working knowledge of cross platform/browser compatibility.
Experience working with APIs and middleware services.
Experience working in an agile development team.
Experience developing applications with clean code practices, testing, and adherence to coding standards.
Understanding of web-based security considerations.
Good verbal and written communication in English.
Teamwork, flexibility, and organization.
Eagerness to learn and grow your technical skills.
Ability to balance technical quality with business needs and user experience.

Nice to Have

Experience with payment processing, card issuing, or fintech products.
Experience with DeFi protocols and/or digital asset management.
Knowledge of financial products in the digital space.
Interest in blockchain technologies and Web3.
Basic understanding of cryptography principles.
Experience working in distributed teams.
Previous experience working in Web3.
Familiarity with the Web3 wallet ecosystem.
Experience with performance optimization.

Technical Stack

React
React Native
Javascript (ES6/TypeScript)
Web3

Team & Environment

You will be joining the dedicated Card team within a company that builds a diverse and inclusive engineering team, operates with high trust and autonomy, and is committed to diversity, equity, and inclusion.

Benefits & Compensation

Competitive benefits.
Equity upon joining.
Continuous learning & opportunities via Consensys Advance Program including Coursera.
Unlimited vacation/holidays.
Flexible working arrangements.
Remote-first.
Compensation: $130,000—$187,000 USD for US-based candidates plus equity.

Work Mode

This is a global, remote-first role open to candidates in the UNITED STATES - Remote, EMEA - Remote, and LATAM - Remote.

Consensys is an equal opportunity employer. All employment decisions are made without regard to race, color, national origin, ancestry, sex, gender, gender identity or expression, sexual orientation, age, genetic information, religion, disability, medical condition, pregnancy, marital status, family status, veteran status, or any other characteristic protected by law.