# Huijun Qian > Machine Learning Engineer @ Meta Location: Menlo Park, California, United States Profile: https://flows.cv/huijun ## Work Experience ### Staff Software Engineer @ Meta Jan 2022 – Present - Content Ecosystem - Video Ranking ### Senior Quantitative Researcher @ Constellation Jan 2019 – Jan 2022 | Baltimore, Maryland, United States ## Education ### Doctor of Philosophy (PhD) in Statistics and Operations Research The University of North Carolina at Chapel Hill ## Contact & Social - LinkedIn: https://linkedin.com/in/huijun-qian-0845a958 --- Source: https://flows.cv/huijun JSON Resume: https://flows.cv/huijun/resume.json Last updated: 2026-04-12