TikTok
Machine Learning Engineer Graduate (Conversational AI) - 2027 Start
Seattle, Washington · Full-time · Posted Oct 28, 2026
- Education
- Bachelor’s degree in Computer Science, Electrical Engineering, Mathematics, Statistics, or a related discipline; completing or recently completed.
About the job
Build and improve TikTok Shop’s production conversational AI agents, including their runtime, memory, post-training, evaluation, and experimentation systems.
What you'll do
- Develop agent runtimes, context and memory systems, tools, and production safety mechanisms.
- Build post-training and data flywheels that turn conversations into training, evaluation, and retrieval signals.
- Create rigorous evaluation, self-improvement, and online experimentation systems for agent changes.
What they ask for
- Completing or recently completed a bachelor’s degree in Computer Science, Electrical Engineering, Mathematics, Statistics, or a related discipline.
- Strong Python plus one of C++ / Go / Rust / Java.
- Solid ML / DL / NLP fundamentals and hands-on LLM or agent experience through coursework, research, internship, competition, open-source, or a serious side project.
- Basic statistical literacy and ability to turn papers or engineering blogs into working code.
Nice to have
- Built an agent runtime, memory/context system, RAG or tool-use agent, or fine-tuned/post-trained model.
- Relevant hands-on experience in post-training, agent systems, evaluation, self-improving systems, inference/serving, or multilingual NLP; publications, competition results, or notable open-source contributions are also valued.
Tools
Python, C++, Go, Rust, Java, vLLM, TensorRT-LLM, MCP
AI focus
Production conversational agents and self-evolving AI systems, including agent runtime and memory, LLM post-training, tools, evaluation, and experimentation.
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