Lead Software Engineer – Mobile Development (Crypto Wallets)

About the role

We are seeking a Lead Software Engineer to drive the development of high‑performance crypto wallet applications. This role sits at the intersection of mobile engineering, blockchain innovation, and technical leadership, and you will work closely with backend engineers, product managers, and designers to deliver secure, scalable solutions for a global audience.

Key responsibilities

• Lead the design and development of advanced cross‑platform mobile applications using React Native, ensuring high performance, scalability, and intuitive user experience on iOS and Android.
• Provide technical leadership to a small team of mobile engineers, driving architectural decisions, enforcing coding standards, and ensuring timely delivery of features.
• Architect and maintain mobile foundations including state management, navigation, modularization, performance optimization, and security best practices.
• Collaborate with backend engineers to integrate APIs, SDKs, WebSockets, and blockchain‑related services, contributing to backend components when needed.
• Oversee code quality through reviews, mentoring, and hands‑on guidance to ensure engineering excellence.
• Translate product and design requirements into robust technical solutions and seamless user experiences.
• Evaluate and implement modern mobile tools, frameworks, and development patterns to continuously improve efficiency and product quality.

Required profile

• Extensive experience in mobile development with strong expertise in React Native, React, Redux and modern JavaScript (ES6+).
• Proven track record of leading or mentoring mobile engineering teams and owning architecture for large‑scale applications.
• Strong understanding of mobile CI/CD pipelines, native build processes, and modern front‑end tooling.
• Experience integrating native modules and working with iOS (Swift/Objective‑C) or Android (Kotlin/Java) for low‑level functionality.
• Hands‑on experience with RESTful APIs, WebSockets, and backend integration in distributed systems.
• Familiarity with backend development (Node.js or similar) and ability to contribute to API or service improvements.

Required skills

• React Native
• React
• Redux
• JavaScript (ES6+)
• iOS development (Swift/Objective‑C)
• Android development (Kotlin/Java)
• Mobile CI/CD pipelines
• Native build processes
• RESTful APIs
• WebSockets
• Node.js (or similar backend)