Senior Android Engineer, Mobile Foundations

At Lyft, our mission is to serve and connect. We start with our own community by creating an open, inclusive, and diverse organization. Our Mobile Foundations team is dedicated to building software that addresses challenges at a large scale, ensuring that our mobile applications are stable, scalable, and efficient. As a Mobile Engineer on the Mobile Foundations team, you will create and maintain foundational systems that all Lyft mobile engineers rely on, enabling teams across Lyft to deliver rich experiences that connect people and places. You will build scalable infrastructure, helping developers move fast and innovate, while ensuring Lyft's mobile developer experience remains at the forefront. Your work will have a multiplicative effect across Engineering and contribute directly to Lyft's overall stability. Our apps are used by millions of people, and we take great pride in our work, which means adhering to excellent development practices, careful code architecture, and an organization built around rapid releases. Our codebase is Kotlin, utilizing modern design patterns and coding standards. We rely on third-party libraries and actively contribute back to the community, including the Kotlin language itself. Who are you: An enthusiastic and experienced mobile developer looking to use your engineering skills to improve developers’ ability to ship new features quickly. You get excited about new Kotlin features and compile improvements. You find delight in building the foundations and frameworks to accelerate the development of others, hiding away the complexities of the system. You are a diplomat who looks at the landscape and aligns engineers from different teams around a common pattern. You are excited about scaling millions of lines of Kotlin code to hundreds of mobile developers. You take initiative to identify and improve processes and solve problems proactively. You take pride in writing clean, maintainable, and scalable code with well-designed APIs, prioritizing clear design principles for reliability. Responsibilities: Develop and maintain reliable mobile infrastructure, including networking, architecture, and UI frameworks ( Lyft Product Language ), to enable Lyft Android engineers to deliver high-quality mobile experiences. Collaborate with cross-functional partners (designers, iOS engineers, Web engineers, and other Mobile Infrastructure teams) to strategically define the future of mobile UI and architecture, ensuring an innovative mobile developer experience at Lyft. Support Android engineers from across the organization as they use the tools we build and leverage these interactions to improve our roadmaps and offerings. Bring new ideas to the table that aim to ease developer friction and keep our codebase joyful to develop in while continuously improving the codebase through refactoring. Stay current with Android development and contribute to open-source projects like the Mobile Native Foundation. Experience: Experienced in delivering high-quality code. Experience working with internal developer productivity teams or projects. Strong experience with Kotlin. Experience with UIKit, declarative UI development and creating shared components. Familiarity with current design and prototyping tools (Figma, etc). Ability to work with a low-ego, highly collaborative, cross-functional team. Excited about working in a fast-paced, dynamic environment. Strong problem-solving skills and a passion for tackling difficult challenges. A strong sense of ownership for the things you build and a commitment to continuous improvement. Bonus Points: contributions to open source projects, experience with Compose, experience with unidirectional and reactive programming. Benefits: Great medical, dental, and vision insurance options with additional programs available when enrolled Mental health benefits Family building benefits Child care and pet benefits 401(k) plan to help save for your future In addition to 12 observed holidays, salaried t