Mobile Development Engineer

Harmonic, an innovative AI startup, is revolutionizing mathematical reasoning with their cutting-edge technology that has achieved Gold Medal-level performance on the 2025 International Math Olympiad (IMO). They are currently seeking a Mobile Development Engineer to spearhead the development of their mobile products, translating complex mathematical superintelligence into user-friendly consumer experiences.

The role demands a skilled mobile developer with 3+ years of experience, preferably with React Native and Expo expertise. The ideal candidate will be responsible for end-to-end mobile application development, from technical design to deployment, while maintaining a strong focus on user experience and performance optimization. They will work closely with product managers, designers, and research teams to create innovative features that make complex technology accessible and intuitive.

This position offers an exciting opportunity to work with cutting-edge AI technology while building consumer-facing applications. The company provides competitive compensation ($175K – $275K) with equity, comprehensive benefits including 100% employer-paid health coverage, 401(k) matching, and unlimited PTO. Based in Palo Alto, this role requires on-site presence and offers the chance to work with an elite, lean technical team backed by prominent investors.

The ideal candidate should possess deep mobile expertise, strong product intuition, and the ability to work effectively in a fast-paced, ambiguous environment. They should have experience with modern software development practices, a track record of shipping ambitious mobile applications, and excellent cross-functional communication skills. This role presents a unique opportunity to shape the future of mathematical reasoning technology through mobile applications while working with a cutting-edge AI company.