ByteDance
Research Scientist - Graduate (Video and Edge, Multimedia Lab) - 2027 Start (PhD)
San Jose, California · Full-time · Posted Oct 28, 2026
- Education
- PhD in Computer Science, Engineering, or a related discipline.
About the job
Develop and integrate algorithms for end-to-end video quality optimization, evaluating their impact in streaming systems and production workflows.
What you'll do
- Design video quality optimization solutions using video analysis, processing, and encoding algorithms.
- Apply algorithms to VOD and live-streaming monitoring, data analysis, and objective evaluation.
- Work with cross-functional teams to integrate algorithms into production workflows and validate impact through A/B testing.
What they ask for
- Completing or recently completed a PhD in Computer Science, Engineering, or a related discipline.
- In-depth knowledge of video enhancement/compression algorithms or subjective/objective video quality, algorithms, and state-of-the-art technologies.
- Proficient in at least one of C, C++, or Python.
Nice to have
- Familiarity with ML and image-processing tools, deep-learning frameworks, multimodal large models (MLLMs), AI agent technologies, Linux, shell scripting, or HDFS.
- Hands-on implementation or research experience with MLLMs and AI agent technologies.
Tools
C, C++, Python, sklearn, OpenCV, FFmpeg, TensorFlow, PyTorch
AI focus
Research or implementation involving multimodal large models and AI agent technologies; the lab also explores multimodal models to improve coding decisions.
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