Lead Product Engineer (Backend and Mobile)

About the role Centaur is looking for a generalist product engineer to play a lead role in the development of our mobile app, DiagnosUs. DiagnosUs is a unique app where users compete to be the best at annotating datasets used by AI researchers to train and evaluate their models. Responsibilities: Writing and reviewing backend code, striking an appropriate balance between speed and maintainability. Reviewing iOS (Swift) and Android (Kotlin) code, ensuring that it does not just fulfill the product requirements but also meets our standards of quality code. Managing releases to the App Store and Google Play, including responding to rejections. Shepherding changes that require the mobile frontends, the backend, databases, and infrastructure to be in sync with each other. Contributing to design and product decisions, especially around feasibility and scalability. Collaborating with product managers to write and maintain specs, tickets, and documentation. Requirements: 5+ years in full-time product engineering roles, including team leadership experience. Experience shipping production code at a fast-changing startup. Experience submitting apps to the App Store or Google Play and handling rejections. A taste for quality and simplicity in code and design. Preferred: 10+ years in full-time product engineering roles, including team leadership experience. Experience writing iOS and Android frontend code. Experience with products that deal with payments and fraud. Experience with obscure file formats. Experience with non-standard security features such as SSL pinning and app attestation. Pay &