Ethan He is a Senior Deep Learning Engineer based in California with a decade of experience building and open-sourcing LLMs and generative AI systems. He has held research and engineering roles at NVIDIA, Facebook AI, and as a founding MLE at Headroom (acquired by Upwork), delivering production multimodal features like video summarization, real-time emotion/gaze/pose pipelines, and WebGL-based super-resolution. His research pedigree includes a CMU master’s in computer vision and a strong open-science footprint—several highly cited papers (≈6k citations) and active repositories such as an ICCV'17 channel-pruning implementation and U-Net work for biomedical segmentation. Ethan bridges research and production, routinely optimizing model architectures and integrating them into scalable Kubernetes deployments. Notably, he sustains a sizable developer following on GitHub and contributes practical model optimizations that accelerate very deep networks in real-world applications.
10 years of coding experience
5 years of employment as a software developer
Bachelor’s Degree, Computer Science, Bachelor’s Degree, Computer Science at Xi'an Jiaotong University
Master's degree, Computer Vision, 4.0, Master's degree, Computer Vision, 4.0 at Carnegie Mellon University
Channel Pruning for Accelerating Very Deep Neural Networks (ICCV'17)
Role in this project:
ML Engineer
Contributions:4 releases, 54 commits, 1 PR in 4 years 7 months
Contributions summary:Ethan primarily contributed to the `net.py` file, which suggests involvement in the core neural network model implementation. Their changes focus on channel pruning techniques, including spatial and channel decomposition, as well as integration with other components like `builder.py` and `train.py`. The user also updated configurations and wrapper functions, implying active engagement in model optimization and integration within the deep learning pipeline.
U-Net: Convolutional Networks for Biomedical Image Segmentation
Role in this project:
ML Engineer
Contributions:19 commits, 2 PRs, 5 pushes in 5 years 8 months
Contributions summary:Ethan primarily focused on developing and refining a U-Net model for biomedical image segmentation. Their commits demonstrate iterative improvements to the model architecture, including modifications to the convolutional layers, upsampling methods, and loss functions. The changes involve experimenting with techniques like dropout, different loss functions (e.g., quadloss), and adjustments to the model's depth and size. The user also made changes related to data preprocessing and augmentation to improve model performance.
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