Job Description

We are the messaging team on TikTok. Our team's mission is to facilitate meaningful user connections through TikTok's messaging experience, which is still in its infancy. We achieve our mission by building and shipping tools that help our users more easily connect and share the things they care about.

We are looking for passionate mobile software engineers to join us and help contribute to our aim of helping users explore and discover the world's creativity, knowledge and moments that matter in everyday life, all while empowering everyone to be a creator directly from their smartphones.

- Responsible for the client-side (Android & iOS) development and iteration of TikTok Messaging, building core chat experiences including the chatroom, stickers, and Streak social-interaction features;

- Develop and optimize real-time Voice & Video Call capabilities and client-side IM infrastructure (IMSDK, on-device data management) to deliver a smooth, and reliable core messaging experience;

- Explore AI-powered engineering efficiency by building AI skills and knowledge bases and creating AI agents to assist daily development and collaboration workflows, improving the team's overall requirement-iteration efficiency and code quality, and optimizing cross-platform (iOS/Android) consistency;

- Continuously optimize client performance, stability, and smoothness, optimize package size and resource consumption, and improve the user experience.