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Jingchen Ni

Tsinghua University, Beijing, China

Agency Emerges When Understanding Meets the World.

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#llm

Content tagged with "llm"

A Systems Design Comparison of LLM RL Post-training Frameworks
2026-06-16 Jingchen Ni
#LLM #RLHF #Systems #Post-training

A deep systems comparison of verl, SLIME, AReaL, and ms-swift across rollout architecture, async control, partial rollout, weight sync, and platform trade-offs.

Why Prefill and Decode Should Not Share a GPU
2026-06-16 Jingchen Ni
#LLM #Inference #Systems #Serving

A systems-oriented introduction to Prefill-Decode disaggregation in LLM inference, from KV cache physics and roofline intuition to vLLM and SGLang implementation trade-offs.

Alibaba Cloud Data+AI Global Challenge — Research Agent Track
#Agent #Competition #LLM

Built an end-to-end Research Agent achieving 4th place out of 1,028 teams.

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© 2026 Jingchen Ni.