Senior Mobile Software Engineer

Senior Software Engineer, Mobile, Youtube

Minimum qualifications:

• Bachelor's degree or equivalent practical experience.
• 5 years of experience with software development in one or more programming languages (e.g., C/C++, Java, Objective-C, Swift, Kotlin, Python).
• 3 years of experience testing, maintaining, or launching software products.

Preferred qualifications:

• Experience as a Technical Lead for medium-to-large scale projects.
• Experience with cross-platform development and common rendering frameworks (e.g., Wiz, Elements).
• Understanding of performance monitoring and incident management processes.
• Ability to simplify and standardize existing technical solutions.

About the job

Google's software engineers develop the next-generation technologies that change how billions of users connect, explore, and interact with information and one another. Our products need to handle information at massive scale, and extend well beyond web search. We're looking for engineers who bring fresh ideas from all areas, including information retrieval, distributed computing, large-scale system design, networking and data storage, security, artificial intelligence, natural language processing, UI design and mobile; the list goes on and is growing every day. As a software engineer, you will work on a specific project critical to Google’s needs with opportunities to switch teams and projects as you and our fast-paced business grow and evolve. We need our engineers to be versatile, display leadership qualities and be enthusiastic to take on new problems across the full-stack as we continue to push technology forward.

At YouTube, we believe that everyone deserves to have a voice, and that the world is a better place when we share, and build community through our stories. We work together to give everyone the power to share their story, explore what they love, and connect with one another in the process. Working at the intersection of cutting-edge technology and boundless creativity, we move at the speed of culture with a shared goal to show people the world. We explore new ideas, solve real problems, and have fun — and we do it all together.

Responsibilities

• Own the implementation of mission-critical features, from initial prototyping and technical design to production launch and post-launch maintenance.
• Develop GenAI-driven developer productivity tools, such as automated test generators and AI-assisted code rewrites, to accelerate the 2026 modernization road map.
• Triage incoming feature requests and bugs, prioritizing to maintain platform stability and meet partner team needs.
• Profile and optimize native mobile and web client code to remediate recurring performance regressions and minimize binary size growth.

Experience Level

Senior Level