Hao Wang is a machine learning engineer with 8 years of experience and 6+ years focused on AI/ML, currently building ranking models for Instagram at Meta. His background spans production ML for ads personalization and feed ranking, backend systems at Airbnb, and research in computer vision and generative models from internships at TuSimple, CMU, and Peking University. He combines deep research experience in semantic segmentation and image stylization with practical large-scale engineering—migrating backend services, optimizing recommendation systems, and shipping ranking features at consumer scale. Hao’s work shows a pattern of moving innovations from paper to production, for example improving segmentation algorithms and making AlexNet robust to occlusion, and he balances strong academic credentials (MS Stanford, BS Peking University) with hands-on systems delivery. Despite describing himself modestly on GitHub as a “beginner of computer vision,” his publication-quality research and industrial deployments reflect substantial domain expertise.
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