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zhangjianxiang

PROFILE

Zhangjianxiang

Developed and integrated GRPO training script support for Qwen2.5-32B and Qwen3-30B models on the volcengine/verl repository, targeting the Ascend NPU platform. Leveraged bash scripting and automation to create an end-to-end training suite, incorporating both Megatron and vLLM backends to expand training capabilities. The work included adding usage examples and validating workflows with gms8k workloads, ensuring that the scripts enabled rapid experimentation and scalable fine-tuning of large models on NPU hardware. Updated API usage documentation and collaborated on deployment strategies, focusing on machine learning and NPU development to streamline model training and experimentation processes.

Overall Statistics

Feature vs Bugs

100%Features

Repository Contributions

1Total
Bugs
0
Commits
1
Features
1
Lines of code
373
Activity Months1

Work History

January 2026

1 Commits • 1 Features

Jan 1, 2026

January 2026 monthly summary for volcengine/verl: Delivered GRPO training script support for Qwen2.5-32B and Qwen3-30B on Ascend NPU with Megatron and vLLM backends; integrated end-to-end training script suite, added usage examples, and validated basic workloads to enable rapid experiments on NPU.

Activity

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Quality Metrics

Correctness80.0%
Maintainability80.0%
Architecture80.0%
Performance80.0%
AI Usage60.0%

Skills & Technologies

Programming Languages

bash

Technical Skills

NPU developmentmachine learningscript automation

Repositories Contributed To

1 repo

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

volcengine/verl

Jan 2026 Jan 2026
1 Month active

Languages Used

bash

Technical Skills

NPU developmentmachine learningscript automation