Principal Android Engineer

Rakuten International, a division of Rakuten Group, Inc., is headquartered in San Mateo, California with more than 4,000 employees worldwide. We enable innovative mobile experiences across e-commerce, digital marketing, advertising, communications and entertainment.

Job Summary

We are seeking a visionary Principal Android Engineer to lead the evolution of our client application architecture and platform capabilities. You’ll define and drive the technical direction for Android across core frameworks, dynamic rendering systems, and design system integrations that power scalable mobile experiences. You will collaborate closely with product managers, designers, and engineering teams to deliver high‑performance, accessible, and localized mobile applications. As a technical leader, you will shape reusable application frameworks, UI component systems, and SDK integrations that enable consistent and high‑quality implementations across multiple client platforms. ...