Mobile Engineer (Blockchain)

Company Overview & Vision

Founded in Singapore in April 2026, BitFit Labs is a dynamic software development startup dedicated to building high-quality, custom blockchain-related products tailored specifically to our customers' requirements. Our diverse product lineup includes centralized/decentralized cryptocurrency exchange solutions, secure crypto wallets, smart contracts, dApps, and more. We turn complex blockchain capabilities into seamless, secure, and intuitive user experiences for clients worldwide.

Role Summary

We are looking for a skilled Mobile Engineer to lead the development of our mobile product lineup. In this role, you will build secure, native-quality iOS and Android applications, with a heavy focus on custom mobile crypto wallets, exchange mobile apps, and on-the-go dApp access for our clients.

What You’ll Do

• Mobile Development: Build and maintain cross-platform mobile applications from scratch using React Native (or Flutter) with TypeScript.
• Wallet & Exchange Integration: Implement secure mobile crypto wallet features, transaction signing, and integrate with exchange APIs.
• Security & Encryption: Implement strict mobile security practices, including biometrics, local data encryption, and secure key storage (Keychain/Keystore).
• Performance Tuning: Ensure smooth animations, fast load times, and highly secure offline-first capabilities where applicable.

What We’re Looking For

• Experience: 3+ years of mobile development experience, with a proven track record in React Native or native iOS/Android development.
• App Store Success: Experience shipping and maintaining financial or crypto-related apps in the Apple App Store and Google Play Store.
• Security Savvy: Strong understanding of mobile security, cryptographic keys, and API security.
• Adaptability: Eagerness to build diverse mobile products tailored to different customer use cases.