Android Engineer, Applied Foundations

About the Team

OpenAI’s Applications Engineering organization builds and operates the products that bring our cutting-edge research to millions of users and developers worldwide. The Applied Foundations team owns the core product and platform layers that make those experiences possible — from identity & access, to safety to payments & commerce across all of our apps. Our teams span product engineering, infrastructure, and safety, working together to deliver technology that is reliable, secure, and trusted at global scale.

About the Role

You will be a Senior Android engineer on OpenAI’s Applied Foundations team, building the core mobile experiences that power how users sign up, manage their account, family features, pay for services, stay safe, and interact with OpenAI’s products with confidence. This role is about creating high-quality products as well as reusable Android foundations that product teams across different OpenAI apps depend on to ship quickly while meeting the highest standards for security, reliability, and user trust. You’ll own complex client-side systems spanning UI, networking, local state, payment integrations and Apple platform integrations, and work closely with backend, product, and safety partners to shape the architecture that supports OpenAI’s mobile ecosystem at global scale.

You might thrive in this role if you:

• Have 4+ years of professional software engineering experience.

• Have a proven track record of building high-quality Android applications in production.

• Are fluent in Kotlin (and/or Java) and familiar with Android development tools and architecture components.

• Prioritize performance, security, and user experience in mobile development.

• Enjoy working cross-functionally to bring ambitious product ideas to life.

• Care deeply about performance, security, and user experience.