Lead Mobile Engineer
Role details
Job location
Tech stack
Job description
Join a team of blockchain, cryptography, and infrastructure experts building the backbone of wallet infrastructure for the next financial era. We're hiring a Lead Mobile Engineer to drive the user-facing side of our platform.
This role is all about mobile: you'll design and build iOS and Android apps, refine cross-platform frameworks, and craft interfaces that feel fast, intuitive, and trustworthy. You'll also shape SDKs and developer tools that elevate our mobile experience. You've shipped real products in fintech or blockchain, know how to balance speed with rigor, and care deeply about clean architecture, security, and reliability., * Lead the design and development of iOS/Android apps
- Own features end-to-end-from concept to launch to iteration
- Refine SDKs and cross-platform frameworks for seamless integrations
- Bring fintech-grade UX and bank-grade security to mobile wallets
- Set high standards for performance, security, and architecture
- Collaborate with product and design to ship features quickly
- Write clear documentation, review code, and mentor teammates
Requirements
Do you have experience in iOS?, * 8+ years in mobile engineering, with leadership experience
- Expertise in React Native or native mobile (Swift, Kotlin, etc.)
- Skilled in cross-platform development and SDK design
- Hands-on experience with WebAuthn, passkeys, and secure authentication
- Proven track record of shipping mobile apps in fintech or blockchain
- Strong UX instincts, detail-oriented, and reliability-driven
- Clear communicator who thrives in fast-moving, collaborative teams
Benefits & conditions
Remote (US or EU-based, EST preferred, France ideal) | Full-Time | $140K-220K + Equity | 8+ Years Experience, * Salary: $140,000-220,000 per year
- Equity: 100-200 stock options vested over 4 years
- Benefits: Healthcare, 401K, travel expenses
- Equipment: MacBook Pro + essentials
- Flexible working hours
- Remote-first with office optional (France/Paris preferred)
- Company retreats, home office stipends, latest gadgets
- Parental leave, retirement plans, snacks/meals (in office), training reimbursements