Backend Engineer - Messaging & AI Innovation (Graduate)

re-zoo-me; Singapore; On-site; SGD 50,000 - 90,000; Full time

Job summary

TikTok is hiring for a backend engineer to join the Singapore messaging team, focusing on server-side features for Streak, Stickers, Voice & Video Call and core messaging capabilities. You will contribute to IMCloud, data management, and cross-datacenter sync while upholding user privacy and regulatory requirements.

We seek graduates with strong programming fundamentals and interest in AI-driven messaging, ready to work on scalable systems that power global communications on TikTok.

Qualifications

• Bachelor's degree in CS or related field.
• Strong logical analysis and system abstraction abilities.
• Proficient in AI coding tools; interest in AI Skills/AI Agents preferred.
• Familiar with Java/Go/C++/Python or similar languages.

Responsibilities

• Responsible for backend development and iteration of TikTok Messaging in the Singapore team, building server-side capabilities for Streak, Stickers, Voice & Video Call, and other core messaging features.
• Build and maintain server-side IM infrastructure (IMCloud) with data management and cross-datacenter synchronization, ensuring privacy and regulatory compliance.
• Explore next-generation messaging experiences powered by LLM and AIGC, including conversational chatbots and AI-powered features.
• Improve performance, stability, and scalability of the Messaging system under high-concurrency scenarios.

Skills

Strong logic

Backend programming

AI tools interest

Education

Bachelor's degree in Computer Science or related

Tools

AI Tools

Backend systems

Job description

TikTok is hiring for a backend engineer to join the Singapore messaging team, focusing on server-side features for Streak, Stickers, Voice & Video Call and core messaging capabilities. You will contribute to IMCloud, data management, and cross-datacenter sync while upholding user privacy and regulatory requirements.

We seek graduates with strong programming fundamentals and interest in AI-driven messaging, ready to work on scalable systems that power global communications on TikTok.