Experiences RevoVision, Taiwan Senior ML Engineer ,May– Present Developed a system to monitor video streams of live games that can issue alert notifications to operations personnel when abnormal time delays are detected, which significantly reduces the cost of manual monitoring.. Conducted research, experiments and developed models. Analyzed data and instructed annotators on how to organize training data for the spam/profanity filter used by the company's online chat rooms, leading to an overall accuracy improvement by nearly 10%, and the precision of identifying messages that should be filtered has significantly increased from 5x% to nearly