Hire Wei F. - Machine Learning Engineer

Working on IG Ads delivery and ranking.

* Worked on NewsBreak's local news feed recommendation system: diversity, personalization. * Lead engineering effort on relevant document recommendation system: retrievers, modeling, data pipeline, ranking, and blending. * Product features: lead and deliver local sports to NB's sports users with 15% user engagement improvement

Designed, implemented,and deployed a computer vision-based software solution to a multinational electronics contract manufacturer to inspect visual defects on IC chips. Owned data pipeline, model iteration, and error analysis. - Key contributor to design and implement AI-harvesters to enable automatic harvesting. My contributions include data labeling pipeline, building regression set, algorithm research, model architecture design, and the object detection component to detect the region of interests to solve the pain points of wheat harvesting. - Drive to design, build, and implement an end to end object detection solution for a multinational biopharmaceutical company to do syringe quality control. The system greatly helps the client to reduce the false positive of the existing AVI system. - Other stuff: converting models to TensorRT engines to reduce the inference time and decreased the memory footprint; Building labeling pipeline with SageMaker.