7h ago

Lead Software Engineer - Mobile Development (Crypto Wallets)

Poland

full-timelead Remote

๐Ÿ›  Tech Stack

๐Ÿ’ผ About This Role

You'll lead a small team of mobile engineers building high-performance crypto wallet applications using React Native, integrating DeFi and blockchain functionalities for a global audience. Your core impact will be defining mobile architecture, scalability patterns, and security standards for next-generation financial apps. This role sits at the intersection of mobile engineering, blockchain innovation, and technical leadership.

๐ŸŽฏ What You'll Do

  • Lead design and development of cross-platform mobile apps using React Native
  • Architect mobile foundations, including state management and security practices
  • Collaborate with backend engineers to integrate APIs, SDKs, and blockchain services
  • Oversee code quality through reviews, mentoring, and hands-on guidance

๐Ÿ“‹ Requirements

  • Extensive experience in mobile development with React Native, React, Redux, and ES6+
  • Proven track record of leading or mentoring mobile engineering teams
  • Strong understanding of mobile CI/CD pipelines and native build processes
  • Hands-on experience with RESTful APIs, WebSockets, and backend integration

โœจ Nice to Have

  • Experience integrating native modules with iOS (Swift/Objective-C) or Android (Kotlin/Java)
  • Familiarity with backend development (Node.js or similar)
  • Experience with crypto, DeFi, or blockchain-based applications

๐ŸŽ Benefits & Perks

  • ๐Ÿ’ฐ Competitive compensation aligned with senior engineering leadership roles
  • ๐Ÿ  Fully remote work with global collaboration across distributed teams
  • ๐Ÿ”— Cutting-edge crypto and DeFi mobile application development
  • ๐Ÿš€ High-impact role with ownership over mobile architecture

๐Ÿ“จ Hiring Process

Estimated timeline: 2-4 weeks ยท AI estimate

  1. 1Recruiter callยท 30 min
  2. 2Technical interviewยท 60 min
  3. 3System design interviewยท 60 min
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