Student Researcher Intern (Video Quality Analysis & Coding Strategy) - 2026 Start (PhD)

Responsibilities

• Design video analysis (ROI/SOD, content understanding, temporal grounding etc.) and quality assessment algorithms, and participate in database creation, algorithm design/development/optimization, etc.
• Participate in designing strategy and solution for E2E video quality optimization with a combination of video analysis, processing and encoding algorithms
• Apply designed algorithms for VOD / Live streaming monitoring, data analysis, objective evaluation for algorithms etc.
• Collaborate with X-functional teams to integrate algorithms into production workflows and validate their impact through A/B testing.

Qualifications

• Minimum Qualifications: Currently pursuing a PhD in computer science/electrical engineering or a related technical discipline
• In-depth knowledge of video analysis algorithms or subjective/objective video quality algorithms, and state-of-the-art technologies
• Proficient in one of the following: C, C++, Python

• Preferred Qualifications: Familiar with ML and image processing tools, including sklearn, opencv, ffmpeg, etc
• Familiar with deep learning frameworks (Tensorflow/Pytorch)
• Familiar with Transformer architectures and mainstream multi-modal large models (MLLMs), and hands-on implementation or research experience preferred.
• Familiar with Linux development environments, shell scripting, HDFS etc
• Knowledge of common video processing algorithms, such as superresolution, defusion model, etc

Great communication, eager to learn, and always passionate about turning cutting-edge technologies into real life use cases.

About Us

Founded in 2012, ByteDance's mission is to inspire creativity and enrich life. With a suite of more than a dozen products, including TikTok, Lemon8, CapCut and Pico as well as platforms specific to the China market, including Toutiao, Douyin, and Xigua, ByteDance has made it easier and more fun for people to connect with, consume, and create content.