Hai-anh Trinh is a Machine Learning Engineer with 16 years of experience building production AI, AutoML, and distributed systems, now at Apple after leading personalization and LLM initiatives at Grammarly. He has driven measurable user engagement and multimillion-dollar revenue impact through personalized ranking and agentic AI, and invented privacy-conscious methods to personalize LLM outputs. Previously he scaled Panasonic’s AutoML and anomaly-detection platforms to model billions of sequences and enabled Fortune 500 deployments including a low-latency NASDAQ collaboration. As Arimo’s founding engineer he created SmartQuery, an “Alexa for big data,” helping win the company’s first $1M customer and contributing to multiple patents across NLP, dataviz, and distributed analytics. A voracious learner and inventor with 10+ granted patents, he combines deep research-grade expertise with product-minded execution and hands-on open-source contributions that improve practical ML examples and tutorials. Based in Seattle, he thrives at the intersection of research, engineering, and product to deliver scalable, real-world AI systems.
16 years of coding experience
9 years of employment as a software developer
BA, Mathematics, Music, summa cum laude with honors, BA, Mathematics, Music, summa cum laude with honors at Macalester College
Contributions:5 reviews, 59 commits, 9 PRs in 5 months
Contributions summary:Hai-anh's commits primarily focused on enhancing the existing forecasting and automotive cybersecurity examples within the H1st repository. Specifically, they modified the `forecast.py` file to handle Kaggle data and incorporated the use of `subprocess.run()` for executing external commands. Additionally, the user updated and expanded the automotive cybersecurity tutorial by incorporating a public dataset, modifying notebooks, and modifying graph to address "graph issue." These changes suggest a focus on improving the practical application and educational value of the project's AI and ML capabilities.
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Hai-anh Trinh - Tech Lead, SWE ML NLP at Grammarly