Justin Chen
Director of Engineering
Summary
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RockstarJustin Chen is a Director of Engineering at Determined AI (an HPE company) with six years of experience leading teams that deliver reliable ML infrastructure and developer tooling. He combines hands-on MLOps work—managing releases, dependency updates, and cross-cutting build and deployment configurations—with strategic oversight of platform stability across web UI, CLI, and core libraries. Comfortable navigating both PyTorch and TensorFlow ecosystems, he focuses on making distributed training, hyperparameter tuning, and experiment management production-ready. His contributions to the notable open-source Determined project highlight a pragmatic emphasis on release engineering, documentation, and test hygiene to keep complex ML platforms ship-shape. Colleagues would describe him as a detail-oriented leader who balances fast iteration with the discipline required for stable, reproducible ML workflows.
6 years of coding experience
Github Skills (15)
release-management10
machine-learning10
versioning10
mlops10
python10
distributed-training9
cicd8
dockers7
kubernetes-pods7
kubernetes7
docker7
pytorch6
deep-learning6
tensorflow6
data-science5
Programming languages (2)
Github contributions (5)
determined-ai/determined
Apr 2020 - May 2022
Determined is an open-source machine learning platform that simplifies distributed training, hyperparameter tuning, experiment tracking, and resource management. Works with PyTorch and TensorFlow.
Role in this project:
MLOps Engineer
MLOps EngineerContributions:89 reviews, 165 commits, 78 PRs in 2 years 1 month
Contributions summary:Justin primarily contributed to version bumping and release management tasks, updating dependencies and build configurations across the project. They were also involved in disabling specific tests related to model architectures for a release and updating documentation. These changes span multiple parts of the project, including the web UI, CLI, deployment configurations, and core library code, indicating a focus on maintaining the platform's stability and release processes.
pytorchdata-sciencedeep-learningdistributed-trainingmachine-learning
justin-determined-ai/determined
May 2020 - May 2022
Determined: Deep Learning Training Platform
Contributions:106 pushes, 72 branches, 2 tags in 2 years
deep-learningpytorchmachine-learningtraining
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