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jinghanhu

PROFILE

Jinghanhu

Contributed to modelscope/ms-swift by building and optimizing distributed training, inference, and deployment pipelines for deep learning models, with a focus on reinforcement learning and multi-modal capabilities. Leveraged Python and PyTorch to deliver features such as RLHF training configuration, QLora integration, and robust error handling for Triton kernel imports. Enhanced training efficiency through improved data processing, weight synchronization, and rollout logic, while expanding support for audio, video, and image inputs in the Gemma4 template. Addressed critical bugs in model initialization and logging, ensuring reliable model deployment and reproducible experiments across complex distributed systems and machine learning workflows.

Overall Statistics

Feature vs Bugs

67%Features

Repository Contributions

48Total
Bugs
8
Commits
48
Features
16
Lines of code
158,922
Activity Months5

Work History

April 2026

13 Commits • 6 Features

Apr 1, 2026

For 2026-04 in modelscope/ms-swift, delivered key features across training, inference, and deployment pipelines, with robust fixes to distributed training, data handling, and multi-modal capabilities. This month focused on hardening the training loop, improving rollout efficiency, and expanding Gemma4 template capabilities to handle audio, video, and image inputs, driving reliability, scalability, and business value.

March 2026

24 Commits • 6 Features

Mar 1, 2026

March 2026 monthly summary for modelscope/ms-swift focusing on delivered features, stability fixes, and business impact. Highlights include GRPO enhancements with top-k logits cleanup and QLora integration, OPSD algorithm support, stabilizing Megatron GKD (load teacher and top-k fixes), weight sync and resume improvements, and documentation/stability upgrades (WandB logging fix, TRL bump, and default adjustments). These efforts improved training reliability, performance, and developer usability across distributed training workflows.

February 2026

8 Commits • 3 Features

Feb 1, 2026

February 2026 monthly summary for modelscope/ms-swift focusing on RLHF training configuration and library version updates, training efficiency improvements, and GRPOTrainer reward processing and sampling enhancements. Upgraded dependencies and training infrastructure to improve reliability, efficiency, and maintainability in distributed training workflows. Key delivery includes updated library versions (trl 0.28, vllm 0.15.1) and liger-kernel 0.7.0, together with robust fixes for generation batching, reward handling, and training data pipelines. These changes reduce training friction, improve experiment reproducibility, and enable smoother deployments of RLHF-based models.

January 2026

2 Commits • 1 Features

Jan 1, 2026

February 2026? Wait—the month is 2026-01 per input. Monthly summary for 2026-01 focused on delivering the DeepSeek-OCR-2 integration in ms-swift and stabilizing MoE training in the GKD trainer. Delivered architecture and loader for the DeepSeek-OCR-2 model, with template adjustments and testing framework updates to support the new model. Also fixed MoE teacher initialization logic to ensure proper weight loading and expected functionality in the GKD trainer. These contributions improve model deployment readiness for OCR workloads, increase training reliability, and enable smoother experimentation and faster iteration for future enhancements.

November 2025

1 Commits

Nov 1, 2025

Month: 2025-11 — Focused on stabilizing the Triton kernel integration in jeejeelee/vllm. Implemented robust error handling that catches both ImportError and AttributeError during Triton kernel imports, improving reliability and user feedback. This change reduces runtime failures in production inference and lowers support overhead by surfacing clearer errors earlier in the pipeline.

Activity

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Quality Metrics

Correctness91.0%
Maintainability85.0%
Architecture85.8%
Performance85.8%
AI Usage42.8%

Skills & Technologies

Programming Languages

MarkdownPythonShell

Technical Skills

API DevelopmentAPI integrationAudio ProcessingCI/CDComputer VisionData AnalysisData ProcessingData ScienceDebuggingDeep LearningDistributed ComputingDistributed SystemsDocumentationFastAPIMachine Learning

Repositories Contributed To

2 repos

Overview of all repositories you've contributed to across your timeline

modelscope/ms-swift

Jan 2026 Apr 2026
4 Months active

Languages Used

PythonMarkdownShell

Technical Skills

Computer VisionDeep LearningMachine LearningModel DeploymentPythonAPI integration

jeejeelee/vllm

Nov 2025 Nov 2025
1 Month active

Languages Used

Python

Technical Skills

Python developmenterror handlinglogging