Senior Mobile Developer – React Native (Android, iOS & Expo) at z.systems is a key role in a fast‑growing VC‑backed tech company transforming retail across Africa. The position requires leading the design, development, and optimization of cross‑platform mobile applications, ensuring high performance, stability, and scalability. Responsibilities include building new features, maintaining existing flows, managing the full mobile lifecycle, handling Expo EAS builds, OTA updates, and CI/CD pipelines, and coordinating with backend, product, and design teams. Candidates must have 3+ years of experience in React Native, strong TypeScript skills, and expertise in Android Studio, Xcode, Firebase, REST/GraphQL APIs, and app store publishing. Fluency in English and French is required.

Senior React Native Mobile Developer – Lead the design, development, and optimization of cross‑platform mobile applications for Android and iOS. Drive technical excellence, ensure high performance, and collaborate closely with backend, product, and design teams to deliver user‑centric experiences.