Lead Mobile Engineer - Crypto

Career Renew is recruiting for a Lead Mobile Engineer to drive the user-facing side of a fintech platform. This fully remote role focuses on designing and building iOS and Android apps, refining cross-platform frameworks, and ensuring a high standard of performance and security for mobile wallets.

Responsibilities:

• Lead the design and development of our iOS/Android apps
• Own features from idea to launch to iteration
• Refine SDKs and cross-platform frameworks for smooth integrations
• Bring fintech-grade UX and bank-grade security to mobile wallets
• Set high standards for performance, security, and architecture
• Partner with product and design to ship features fast
• Write clear docs, review code, and mentor teammates

Requirements:

• 8+ years in mobile engineering, with experience leading projects
• Expert in React Native or native mobile (Swift, Kotlin, etc.)
• Skilled in cross-platform development and SDKs
• Hands-on with WebAuthn, passkeys, and secure authentication
• Proven record of shipping mobile apps in fintech or onchain
• Strong sense of UX, detail-oriented, and reliable
• Clear communicator who thrives in fast-moving teams