Mesut Yang is a software development engineer focused on productionizing AI at Amazon, currently building experiment and data curation platforms for large language models that power shopping experiences. With 11 years of engineering experience across Amazon Search & AI and previous ML integration work at Ironclad, he blends infrastructure-level model evaluation expertise with applied LLM data pipelines. A UC Berkeley MS/BA alumnus, Mesut has deep roots in AI education and research—he co-instructed CS 188 multiple times and authored a thesis on human-AI coordination using deep reinforcement learning. He contributes to cooperative-AI tooling (notably enhancing the Overcooked AI benchmark with CNN-friendly state encodings and random-layout training), showing an appetite for improving benchmarks as well as production systems. Based in San Francisco, he brings a rare combination of teaching, research, and hands-on ML systems engineering to large-scale AI problems.
11 years of coding experience
5 years of employment as a software developer
Master of Science - MS Computer Science, Master of Science - MS Computer Science at University of California, Berkeley
High School High School/Secondary Diplomas and Certificates, High School High School/Secondary Diplomas and Certificates at Saint Anthony's High School
Non-Matriculated Undergraduate Program Mathematics / Physics, Non-Matriculated Undergraduate Program Mathematics / Physics at Stony Brook University
A benchmark environment for fully cooperative human-AI performance.
Role in this project:
ML Engineer
Contributions:21 reviews, 120 commits, 16 PRs in 1 year 3 months
Contributions summary:Mesut contributed to the development of a new state encoding mechanism within the Overcooked AI environment. Their changes focused on featurizing the OvercookedState object into a series of boolean masks that CNNs can easily interpret. These modifications included defining new map layers, and implementing new features like urgency to the state representation. The user improved the environment for multi-layout training by integrating support for randomly generated layouts.
Contributions:20 PRs, 19 pushes, 18 branches in 5 days
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