About the TeamTikTok Mobile Architecture & Infrastructure Team is dedicated to productivity and quality of TikTok APP's engineering projects, empowering hundreds of TikTok mobile developers in areas including infrastructure, app architecture, engineering tool chains, and app foundations. You will join a team consisting of creative, passionate developers who always strive to stay at the forefront of technologies. We constantly push the limits of what our technology is capable of, strive to be leaders in innovation, and deeply value the diversity of team's background. We share our learning through regular weekly meetings, tech talks, and internal tech journals. If you are interested in joining a world-class team and ready for taking up challenges of huge complexity and scale, we look forward to hearing from you soon! Responsibilities: - Build mobile infrastructure and tools to enhance engineering efficiency - Analyze and optimize UI and infrastructure application code for better performance - Develop and maintain reusable Android app components - Collaborate with product engineering teams to deliver technical solutions and best practices - Optimize the project structure and workflow to improve engineering productivity, efficiency, and quality - Drive architecture innovations to support world-class mobile app development

Minimum Qualifications: - Bachelor's degree or equivalent practical experience - 5+ years of industry experience in Android development - Experience in building and shipping complex, business critical Android app products with frequent iteration - Deep understanding of design patterns and principles with a broad knowledge of Android techstack - Familiar with Jetpack and/or other open source Android libraries, such as RxJava, Retrofit, Litho, etc. - Deep understanding of Android SDK to create scalable, dynamic, and highly performant UI components - Working knowledge of remote APIs, concurrency, layouts, transitions, animations, client side persistence, and architectural patterns on mobile apps Preferred Qualifications: - Experience working in a complex, matrix organization involving cross-functional and/or cross-business projects - Experience working in a mobile architecture/infrastructure team with deep understanding of the techstack in these projects - Experience in sub-engineering areas such as performance optimization, toolchain, automated testing, design pattern, etc. - Strong communication skills; enjoy working as a team while being comfortable with delivering large business outcomes independently.