Ali Mirzaei
Senior ML Scientist @ Meta
- Role
- Senior Machine Learning Research Scientist at Meta
- Location
- Seattle, WA, US
- LinkedIn followers
- 500 followers
About Ali Mirzaei
I am an ML Applied Scientist with 7+ years of experience in Foundation Models, Deep Learning, 2D/3D Computer Vision, NLP, RL, and Robotics. I have shipped ML features by making academic research ideas work in the real world. I am experienced with different data modalities such as images, videos, text, speech, depth cameras, and LiDAR.Currently working on Multimodal Vision-Language Models, Reinforcement Learning, and Simulation.
Experience
Senior Machine Learning Research Scientist
Aug 2025 — Present · Seattle, WA, US
Fine-tuned and shipped a Llama-based safety classifier for LLM responses, reducing violation rate 50% → 5.7% via iterative data denoising and targeted retraining.Enhanced model robustness by integrating continuously updated user-generated data, achieving +8.8% F1 gain, 50% fewer false rejections, and stable offline benchmark performance.
Education
UC San Diego
Master of Science - MS, Intelligent Systems, Robotics and Control
2016 — 2018
Sharif University of Technology
Bachelor of Science (BSc), Electrical, Electronics and Communications Engineering
2011 — 2016
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