I'm Xianjie Shi (@Neighhhbor), a CS student at Peking University. I work on AI developer tools, agent infrastructure, and evaluation for code generation.

Agent systems   /   Code intelligence   /   Tools for real life

Selected work

01 / Polaris Backend infrastructure for coding agents: task orchestration, persistent memory, and multi-agent Council workflows. CONTRIBUTOR · TypeScript · Agent runtime My merged contributions ↗

02 / KOCO-bench Evaluating how language models acquire and apply domain knowledge in software development. Contributions to RAG and evaluation tooling. CONTRIBUTOR · Python · Code generation My contributions ↗

Around the workbench

Python · TypeScript · Agent orchestration · Program analysis · Retrieval · Evaluation

I like turning research ideas into inspectable, runnable tools — with clear interfaces and evidence of what actually works.

A little after-hours hacking

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