Lead React Native Engineer at Anansys Staffing LLC

Requirements Your Responsibilities Architect build and maintain high-performance scalable React Native applications for iOS and Android. Lead and mentor a team of React Native developers providing technical guidance and conducting code reviews. Collaborate with Product Design and Backend teams to define requirements and deliver new features. Communicate and collaborate with external partners including banks SDK vendors and 3rd-party providers to support integrations resolve issues and ensure technical alignment. Integrate and maintain third-party SDKs native modules and Web3/crypto libraries. Implement Web3 functionality including wallet features signing and smart contract interactions. Ensure secure handling of sensitive data (private keys seed phrases) and enforce mobile security best practices. Ensure top-level application performance responsiveness and overall app quality. Identify and resolve performance bottlenecks defects and reliability issues. Implement and maintain comprehensive test coverage (unit integration E2E). Work with CI/CD pipelines to support automated build testing and deployment processes. Research evaluate and introduce new technologies and best practices to improve product quality and development efficiency. Maintain clear technical documentation and promote knowledge sharing within the team. Participate in the full application development lifecycle from initial concept to production deployment. What Were Looking For React Native & Mobile Development 5 years of experience in mobile development with a focus on React Native. Deep understanding of React Native architecture preferably also exposure to Fabric and TurboModules. Proven ability to architect build and maintain high-performance scalable mobile applications. Expertise in application performance optimization debugging and profiling. Strong knowledge of TypeScript and experience enforcing strict typing practices. Experience publishing and maintaining apps in App Store and Google Play. Blockchain & Web3 Hands-on experience in crypto & blockchain development (crypto wallets signing transactions). Strong understanding of Web3 technologies: WalletConnect EVM networks RPC smart contract interaction. Experience with secure key storage seed phrase handling encryption private key management and cryptography best practices. Experience integrating complex SDKs/APIs bridging native iOS/Android SDKs and working with Web3/crypto libraries. Understanding of ERC standards and token metadata structures. Leadership & Processes Proven technical leadership experience including mentoring code reviews and architectural guidance. Ability to lead and coordinate a team of React Native developers. Experience collaborating effectively with Product Design and Backend teams to define and deliver features. Strong communication skills with the ability to clearly articulate technical decisions. Experience working with CI/CD pipelines for mobile applications. Ability to manage the full development lifecycle: planning implementation testing and deployment. Expertise in identifying analyzing and resolving application bottlenecks and performance issues. Experience building and maintaining robust testing strategies (unit integration E2E). Ability to research evaluate and introduce new technologies and best practices. Strong understanding of mobile security principles secure data storage and anti-fraud mechanisms. Experience operating in fast-paced environments and making informed decisions under uncertainty. English: Upper-Intermediate or higher. Key Skills Administrative Skills,Facilities Management,Biotechnology,Creative Production,Design And Estimation,Architecture Employment Type : Full Time Experience: years Vacancy: 1