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Tiancheng-Xu/README.md

Hi, I'm Tiancheng Xu

Full-stack engineer with experience in government low-code and FDE delivery. I build front-office and middle-platform applications, AI Agent and Web3 products, and evidence-backed engineering workflows.

全栈工程师。2023–2026 年参与政企低代码与 FDE 项目,负责前台应用与中台能力的架构实现;当前专注 AI Agent、Web3、Cloud / Edge 与可验证工程交付。

Professional experience

2023–2026 · Government low-code / FDE engineering · Ningbo

  • 驻场服务宁波市公安局科信、特警等相关业务部门,参与低代码与 FDE 项目建设。
  • 负责前台业务应用与中台能力的架构实现,以及相关模块的工程交付和持续迭代。
  • 关注模块边界、系统集成、可维护性与交付质量,用可验证结果而不是技术名词描述工作。

政企项目仅公开职责与能力范围,不公开内部系统名称、数据、接口、部署拓扑或安全架构。

2026 part-time project work · Beijing

只收录个人仓库中已有实际实现的项目;空仓库、模板仓库和仅有规划的项目不列入经历。

Project What I built Evidence
Agent Market 面向 Sepolia 的可验证 AI Agent 任务市场,覆盖结构化编排、任务协作、链上状态与交付证据 Live · Repository
BabySteps React、Wagmi 与 Solidity 构建的家庭成长 DApp,包含 Edge SSR、水合保护和真实性能观测 Live · Repository
Personal AI Agent Qwen3-8B QLoRA 训练、冻结集评估、GGUF 量化与本地 Ollama 交付 Evidence
TC Flow 2.1 将需求、实现、审查、修复、验证和发布组织为可恢复、可审查的工程工作流 Portfolio

Personal engineering portfolio system

以下项目用于展示个人工程能力,不作为兼职或客户项目经历:

Project What it demonstrates Links
Showcase Dashboard 汇总项目事实、Evidence、Portfolio Sync、性能观测与受保护控制入口,保持静态首屏和动态数据的一致性 Repository · Live
GitHub Profile Studio 本地优先的 GitHub 公开资料工作台,使用 React、Hono / Node、Go、SQLite 与统一 API 契约,并隔离浏览器凭据 Repository

部分项目源码为私有仓库。公开页面只展示获准公开的产品与证据,不暴露凭据、私有数据集或模型权重。

Open-source contributions

当前可核验的 OSS 共建:7 merged + 20 open pull requests(更新于 2026-09-10)。

Merged

Project Pull request Contribution
Vite #23235 Explain server-only module reload behavior in SSR
pnpm #14674 List pnpm v12 in the security support policy
PR-Agent #3142 Hide disabled commands from user-facing help output
PR-Agent #3141 Honor GitLab /ask_line old-side positions
PR-Agent #3140 Remove dead shared rate-limit handlers
ClawBox #774 Correct model-catalog fallback behavior
PySNMP MIBs #361 Correct the TCPIPX unspecified table row type

Open pull requests

Project Pull request Contribution
VS Code #335428 Use mouse event modifiers for editor drag-and-drop state
Deno #36794 Preserve the -- separator before CLI entrypoints
MCP Servers #4775 Emit object input schemas for the filesystem server
RTK #3933 Match Ruff format routing to the first argument
RTK #3922 Add a compact gitleaks TOML filter for secret-scan output
LiteLLM #40183 Add source-backed OpenRouter metadata for gpt-5.6-sol
Chrome DevTools MCP #2686 Cover scheduled script navigation without fixed sleeps
GoogleTest #5092 Avoid shadowing a parameter in INSTANTIATE_TEST_SUITE_P
GoogleTest #5091 Preserve forced ANSI color output when CTest captures stdout on Windows
Backstage #35564 Resolve an undici security advisory
Context Mode #1128 Fix bounded curl/wget pipeline and multiline routing
Tabler Icons #1590 Preserve the SolidJS JSX source export for Vite SSR
Portless #413 Preserve routes when self-daemonized commands exit
Quicklink #501 Give generated site pages unique descriptions
Bitcoin Dev Kit #2276 Preserve the first floating TxOut and consistent ChangeSet semantics
Google WebCrypto #398 Extract the RSA-OAEP PKCS#8 import example
Web Testownik #323 Harden maintenance recovery handling
BBj Language Server #665 Unify language-server logger output
Slopshop #21 Harden per-user rate limiting
Paperclip #2 Cover run-job invocation scope resolution

Open PRs are listed as work under upstream review; only merged PRs are presented as completed upstream contributions.

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