About Backpack
About the role
MOBILE ENGINEER React Native Chicago • Dubai • Tokyo • Remote 📱 Scale Backpack & Blockchain for Mass Adoption About Backpack Backpack is a digital wallet revolutionizing how people interact with blockchain and crypto. We're building the infrastructure to bring web3 to the masses, making blockchain accessible, secure, and user-friendly for everyone. As we scale rapidly, you'll play a central role in shaping the mobile experience that millions of users will rely on. About the Role You'll be at the center of scaling Backpack and blockchain for mass adoption. As a Mobile Engineer, you'll own critical features from conception to deployment, working on both Android and iOS platforms to deliver a seamless, high-performance mobile wallet experience. This role is perfect for engineers who are passionate about crypto, thrive on ownership, and want to build products that will onboard the next billion users to web3. What You'll Do Build Core Features • Roll out key features for the Backpack Mobile App for Android and iOS, directly impacting user experience and adoption Optimize & Debug • Optimize app performance, identify bottlenecks, and fix bugs to ensure a smooth, reliable user experience End-to-End Ownership • Own projects end-to-end—from technical design and implementation to testing, deployment, and monitoring Cross-Platform Excellence • Ensure feature parity and optimal performance across both Android and iOS platforms Collaborate & Innovate • Work closely with product, design, and backend teams to deliver innovative mobile experiences for crypto users Drive Best Practices • Contribute to code quality, establish best practices, and help shape the mobile engineering culture at Backpack What We're Looking For Passion for Web3 & Crypto • Genuinely excited about Backpack, web3, and cryptocurrency—you understand the space and want to help drive adoption React Native Expertise • 3+ years of professional experience focusing on React Native and mobile app development Mobile Development Mastery • Deep knowledge of React Native, JavaScript/TypeScript, and mobile app architecture • Experience building and shipping production mobile apps to App Store and Google Play • Understanding of mobile performance optimization, memory management, and debugging techniques Ownership Mindset • Strong sense of ownership—you take responsibility for your work from start to finish and care deeply about quality Communication Skills • Fluent in English with excellent written and verbal communication skills for collaborating with global teams Nice to Have • Experience with blockchain integrations, wallet applications, or crypto protocols • Familiarity with native iOS (Swift) and Android (Kotlin) development • Knowledge of web3 libraries and blockchain SDKs • Experience with CI/CD pipelines, automated testing, and mobile DevOps • Background in security-focused mobile development What You'll Get 💎 Ownership Generous equity stake in Backpack ⚡ Fast-Paced Dynamic startup environment 🌍 Flexible Hybrid schedule & flexible hours Generous Ownership & Equity • Significant equity stake in Backpack—we're looking for owners, not just employees Fast-Paced Startup Environment • Work in a dynamic, high-energy environment where you can make an immediate impact Flexible Working Arrangements • Flexible working hours and hybrid schedule—balance productivity with personal needs Exclusive Backpack Perks • Access to Backpack and Mad Lads perks, including community benefits and exclusive opportunities Global Office Access • Choose to work from our offices in Chicago, Dubai, or Tokyo—we'll handle your visa Remote Option Available • Remote work is acceptable for the right candidate with proven self-direction and communication skills Location & Work Model 🏢 Office Locations Chicago, USA Dubai, UAE Tokyo, Japan 🌐 Work Model Hybrid (Flexible) or Fully Remote Position Details Experience Required 3+ years in React Native development Primary Tech React Native, JavaScript/TypeScript Platforms Android & iOS Location Options Chicago, Dubai, Tokyo, or Remote Ready to bring blockchain to the masses? Join Backpack and build the mobile wallet experience for the next billion crypto users!
Responsibilities
- Roll out key features for the Backpack Mobile App for Android and iOS, directly impacting user experience and adoption
- Optimize app performance, identify bottlenecks, and fix bugs to ensure a smooth, reliable user experience
- Own projects end-to-end—from technical design and implementation to testing, deployment, and monitoring
- Ensure feature parity and optimal performance across both Android and iOS platforms
- Work closely with product, design, and backend teams to deliver innovative mobile experiences for crypto users
- Contribute to code quality, establish best practices, and help shape the mobile engineering culture at Backpack
Requirements
- Genuinely excited about Backpack, web3, and cryptocurrency—you understand the space and want to help drive adoption
- 3+ years of professional experience focusing on React Native and mobile app development
- Deep knowledge of React Native, JavaScript/TypeScript, and mobile app architecture
- Experience building and shipping production mobile apps to App Store and Google Play
- Understanding of mobile performance optimization, memory management, and debugging techniques
- Strong sense of ownership—you take responsibility for your work from start to finish and care deeply about quality
- Fluent in English with excellent written and verbal communication skills for collaborating with global teams
