iOS Software Engineer - TikTok Messaging

About the role

TikTok is hiring an iOS Software Engineer for its messaging team in Singapore. The team builds the TikTok messaging experience, which is still in its early stages, and aims to help users connect and share what matters to them. The engineer will work on the iOS client side of the messaging app.

Key responsibilities

• Develop and iterate the iOS client for TikTok Messaging, including core chat features such as chatrooms, stickers and streak social interactions
• Build and optimise real-time voice and video call capabilities and client-side IM infrastructure (IMSDK, on-device data management)
• Explore AI-powered engineering efficiency by building AI skills and knowledge bases and AI agents that support daily development and collaboration workflows
• Optimise client performance, stability and smoothness, package size and resource consumption to improve the user experience

Required profile

• Bachelor's degree or above in Computer Science, Software Engineering, Electronic Information Engineering or a related field
• Strong learning and communication skills, and a sustained passion for technology
• Strong logical analysis and system abstraction abilities, able to debug large and complex code bases
• Solid computer fundamentals (data structures, algorithms, operating systems)
• Preferred: good team communication and collaboration skills, and experience building consumer-facing products

Required skills

• Proficiency in Objective-C or Swift and familiarity with the iOS development framework
• Proficiency in AI coding tools; interest in or practical experience with AI skills, AI agents and AI skills is preferred