Lead Mobile Engineer
il y a 2 semaines
**Lead Mobile Engineer - Wallet Infrastructure**
Remote (US or EU-based, EST preferred, France ideal) | Full-Time | $140K-220K + Equity | 8+ Years Experience
About the Role
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.
Key Responsibilities
- 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
What You’ll Bring
- 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
Compensation & Benefits
- 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
Interview Process
- Hiring Manager Interview with Co-CEO
- Behavioural Interview: personality and cognitive assessments
- Take-Home Coding Test
- Panel Interview: code review, architecture, security fundamentals, culture fit
- Final Interview with management
Pay: 2,000.00€ - 2,500.00€ per month
Work Location: Remote
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