Mobile Messaging Engineer — Real-Time Chat & AI Tools

TikTok; Singapore; On-site; SGD 120,000 - 180,000; Full time

Job summary

TikTok is seeking passionate mobile software engineers to advance its Messaging feature on Android and iOS, building core chat experiences, real-time call capabilities, and AI-assisted development tools. You will work on cross-platform client performance and a variety of messaging enhancements to help users connect and share moments.

Join a team focused on delivering a smooth, scalable experience with ongoing optimization, a strong emphasis on code quality, and collaboration across product and

Qualifications

• Bachelor's degree in Computer Science, Software Engineering, Electronic Information Engineering, or related fields.
• Strong learning and communication skills, and a sustained passion for technology.
• Strong logical analysis and system abstraction abilities; able to understand and debug large and complex code bases.
• Proficient in AI coding tools.

Responsibilities

• 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.

Skills

Mobile development

AI awareness

Teamwork & communication

Problem solving

Education

Bachelor's degree in Computer Science / related field

Tools

Objective-C/Swift

Kotlin/Java

Real-time communications tech

Job description

TikTok is seeking passionate mobile software engineers to advance its Messaging feature on Android and iOS, building core chat experiences, real-time call capabilities, and AI-assisted development tools. You will work on cross-platform client performance and a variety of messaging enhancements to help users connect and share moments.

Join a team focused on delivering a smooth, scalable experience with ongoing optimization, a strong emphasis on code quality, and collaboration across product and