Machine Learning Engineer - LLM Algorithm

Team Introduction
The Experience team is responsible for optimizing app experience related to performance for TikTok users. This team collaborates with all teams in the video creation and consumption ecosystem to provide end-to-end optimization solutions.

Responsibilities
1. Optimize live streaming/RTC scenarios using machine learning/llm to enhance experience, cost efficiency, and resource allocation in multimedia upload, transcoding, and distribution pipelines, achieving multi-objective joint optimization and strategy coordination.
2. Build strategy datasets, identify issues through data analysis, define key metrics, deploy strategies, and continuously iterate based on new data distributions.
3. Stay updated with the latest research (reinforcement learning/federated learning/causal inference) and continuously improve model accuracy and recall.