AI Agent Builder · Voice-First & Multi-Agent Systems · Hangzhou, China · Malaysia 语音与多智能体系统构建者 · 中国 · 杭州 · 马来西亚

Liu Wei builds AI agents & real-time software. 刘维(Liu Wei)构建 AI 智能体与实时软件系统。

Founder & CEO @ DuoCode Technology · AI Agent Developer · APU Computer Science (First Class Honours track) DuoCode Technology 创始人 · 智能体开发者 · 亚太科技大学(APU)计算机科学(一等荣誉轨道)

Computer Science undergraduate at Asia Pacific University (APU, Vice-Chancellor’s List 2024/25) and Founder of DuoCode Technology. My work spans VLM evaluation pipelines for simulated robots (EBKernel), low-latency voice agents (iMean), enterprise RAG systems, and eight live software products. 就读于亚太科技大学(APU)计算机科学专业(2024/25 学年校长嘉许名单),创办 DuoCode Technology。研究与工程实践涵盖仿真机器人视觉语言模型(VLM)评测管线(EBKernel 具脑磐石)、低延迟实时语音智能体(iMean 椰子宇宙)、企业级物联网与本地 RAG 系统,并独立及带领团队上线八款软件产品。

01

Embodied Perception & Planning 具身感知与轨迹规划

Open-vocabulary VLM perception (GSAM), CuRobo motion planning, and BEHAVIOR-1K / OmniGibson simulation benchmarks. 开放词汇视觉感知(GSAM)、CuRobo 运动规划,以及 BEHAVIOR-1K / OmniGibson 仿真评测管线。

02

Real-Time Voice & Turn-Taking 实时语音与轮次交互

End-to-end WebRTC / LiveKit / TEN voice stacks across humanoid hardware, iOS, and browser with interruptible narration. 覆盖人形机器人硬件、iOS 与网页端的 WebRTC / LiveKit / TEN 实时语音栈与可打断对话。

03

Shipped Agent Products 已上线智能体产品

Eight live consumer and developer applications across foldable mobile, spoken-language practice, research, and developer memory. 八款已上线的应用与开发者工具,涵盖折叠屏阅读、口语与面签对练、投研推演与编码记忆。

FoldRender

Workspace · Android & iPad 文档与代码工作台 · 安卓/iPad
Live · Google Play & Web (iOS TestFlight) 已上线 · Web 与 Google Play(iOS 测试中)

Document, repository, and AI artifact workspace with native foldable rendering, Apple Pencil annotations, and infinite canvas. 支持折叠屏原生排版、Apple Pencil 手写批注、无限画布与 CLI 发布的代码与 AI 产物工作台。

foldrender.dev ↗

HipiMind

Voice AI · Travel 语音智能体 · 旅行伴侣
Live · Web & Google Play (iOS in testing) 已上线 · Web 与安卓(iOS 测试中)

Voice-first AI travel companion that plans day-by-day map itineraries by conversation and narrates interruptible audio guides on the go. 通过自然对话规划每日地图行程、并在旅途中提供可随时打断提问的实景语音导览伴侣。

hipimind.com ↗

Tradrill

Research & Simulation 科技股传导链与模拟训练
Live · Web (Free practice) 已上线 · 网页端免费训练

Technology stock transmission-chain research and a paper-trading simulator for testing market theses without capital risk. 梳理科技股产业链事件传导关系、并在无资金风险环境下验证交易逻辑的模拟训练平台。

tradrill.com ↗

Qianyu · VisaIsle · 签屿

Voice Simulation · Visa B1/B2 美签模拟面谈
Live · Web (qianyu.cyou / visaisle.com) 已上线 · 网页端双域名

US B1/B2 visa AI mock interviewer that parses your filed DS-160, conducts a live spoken cross-examination, and flags 214(b) risks. 解析已填 DS-160 表格并开展中英双语实时语音追问、输出可解释风险报告的美签模拟面签官。

qianyu.cyou ↗

FluentDojo

Spoken English · Voice AI 实时英语口语对练
Live · Web (macOS in development) 已上线 · 网页端(macOS 开发中)

Browser-based AI spoken English practice partner with real-time conversation, pronunciation feedback, and structured session debriefs. 打开浏览器即可随时开展英语自由对话或场景演练、并提供发音与表达复盘的 AI 口语搭档。

fluentdojo.com ↗

polyagent

Game · Builders 游戏 · Builders
Live · Web & Google Play (iOS TestFlight) 已上线 · Web 与 Google Play(iOS 测试中)

A social deduction game with AI characters, plus Builders: find builders by the public GitHub evidence behind a skill. 和 AI 角色玩的社交推理游戏,外加 Builders:按公开 GitHub 证据找人。

polyagent.club ↗

Covate

Developer Tool · Open-Source MCP 开源 MCP 编码记忆与测验
Live · Open-Source MCP & Web 已上线 · 开源 MCP 与云端台账

Open-source MCP learning sidecar and cloud ledger that turns AI-assisted code diffs into quick comprehension checks and debugging memory. 接入 AI 编程助手的开源 MCP 旁路工具,将代码改动转化为理解小测并沉淀跨会话调试记忆。

covate.org ↗

APRide

Campus Utility · APU 亚太科技大学校园拼车板
Live · Web & Google Play 已上线 · Web 与 Google Play

School-email-verified campus carpool matching board for Asia Pacific University (APU) students with Microsoft Teams handoff. 面向亚太科技大学(APU)学生的校内邮箱认证拼车匹配板,按固定站点撮合并跳转 Teams 沟通。

apride.net ↗

Agentic CS

Enterprise AI · Customer Support 企业文档溯源智能客服
Pilot · Signed design partners, under confidentiality 试点中 · 已签约设计伙伴(保密协议下)

Auditable file-search-grounded customer service agent that cites merchant source documents on every response; currently in pilot with signed design partners, under confidentiality. 每条回复均引用商户知识库原文、支持人工接管与审计的企业级客服系统;正与签约设计伙伴保密试点。

duocodetech.com ↗
02 / RESEARCH & ENGINEERING

Experience 研究与工程履历

EBKernel · 上海具脑磐石科技有限公司

Embodied Agent Algorithm Intern 具身智能算法实习生

Nov 2025 – Jun 2026 2025.11 – 2026.06

Embodied-AI & Human-Robot Interaction Research · Remote 具身智能与人机交互研究 · 远程弹性工作制

  • RynnBrain VLM × OmniGibson evaluation pipeline: Removed simulator privileges one by one — ground-truth segmentation → GSAM open-vocabulary perception, ground-truth pick height → depth, ground-truth container pose → perception — with CuRobo motion planning, reaching 80% BDDL success on 20 seeds; then showed that a teleport-based stabilizer was inflating BDDL success and rebuilt the success judge (strict prompt, median-of-3). RynnBrain VLM × OmniGibson 评测管线:剥离仿真特权信息(真值分割 → GSAM 开放词汇感知、真值抓取高度 → 深度、真值容器位姿 → 感知),配合 CuRobo 运动规划,在 20 个种子上达到 80% BDDL 成功率;随后证明瞬移式稳定器虚高了 BDDL 成功率,并重建了成功判定(严格提示词、三次取中位数)。
  • Humanoid voice interaction: Co-deployed a real-time domestic voice stack on a humanoid robot for water-fetch and reception scenarios using Alibaba Cloud TTS/STT, Agora RTC, and TEN Framework, researching 3C noise suppression and microphone directivity. 人形机器人实时语音交互:在人形机器人上联合部署迎宾与递水场景的全栈国产化实时语音系统(阿里云语音合成/识别、声网 RTC、TEN Framework),研究软硬件边界的 3C 降噪与麦克风指向性。
  • Multi-cloud GPU infrastructure: Collaborated with several partner infrastructure teams on GPU container scheduling, heterogeneous domestic/NVIDIA cluster orchestration, and vLLM inference pipelines. 多云异构算力协同:与多家合作方基础设施团队协同排查 GPU 容器调度、国产芯片与 NVIDIA 混合集群编排及共享算力推理管线。

iMean · 椰子宇宙(杭州)科技有限公司

Algorithm Intern (Sole Engineer, Voice Agent) 算法实习生(语音智能体独立负责人)

Sep 2025 – Feb 2026 2025.09 – 2026.02

Algorithm Department · Onsite Hangzhou & Remote 算法部门 · 杭州现场及远程

  • Full Web + iOS voice-agent stack: Sole engineer owning end-to-end voice interaction, benchmarking STT (Deepgram, ElevenLabs, Gemini), TTS (ElevenLabs, OpenAI), and cascaded vs. native multimodal LLM pipelines. Web + iOS 全栈语音智能体:独立负责端到端实时语音交互栈,系统评测 Deepgram、ElevenLabs、Gemini 等语音识别/合成方案,以及级联管线与原生多模态模型的延迟与质量权衡。
  • Unified real-time transport & orchestration: Built across LiveKit, FastRTC, and TEN Framework (WebRTC/WebSocket), abstracting OpenAI Agents SDK, Gemini ADK, and LangGraph behind a provider-agnostic interface with dual-tier vector memory. 统一实时传输与编排抽象:基于 LiveKit、FastRTC 与 TEN Framework 构建底层传输,将 OpenAI Agents SDK、Gemini ADK 与 LangGraph 封装为统一多后端接口,并实现长短双层向量记忆与按场景自适应语速语调的状态机。

Enterprise Client · Malaysia · 马来西亚企业客户

Team Leader, Enterprise Systems (4-Module Lead) 企业系统项目组长(四模块总负责人)

2025 – Present 2025 – 至今 Active 进行中

APU University–Industry Collaboration · Ongoing Delivery APU 校企联合研发项目 · 持续交付中

  • Leading architecture and delivery across four enterprise modules: (1) IoT sensor interconnection and ingestion, (2) form-assistant and work-order ticketing, (3) internal engineering wiki, and (4) on-premise RAG assistant powered by local Ollama. 负责四个企业级模块的架构设计与跨组交付:(1) 物联网设备互联与传感数据采集、(2) 智能表单助手与工单流转系统、(3) 内部工程知识库 Wiki、(4) 基于本地 Ollama 部署的内网 RAG 问答助手。
03A / REPOSITORIES

Selected Open Source 精选开源项目

covate ↗ Open-Source MCP · v1.1 开源 MCP · v1.1

Context-aware MCP server for AI coding assistants that turns code diffs into instant quizzes and retains debugging memory across sessions. 面向 AI 编程助手的上下文感知 MCP 服务端,将代码变更转化为即时理解测验并持久化跨会话调试记忆。

sunkit & search-harness ↗ Agent Plugins · 13 ★ 智能体插件集 · 13 ★

Claude Code plugin toolbox shipping polanyi-design and a search-harness knowledge pack for coding agents. Claude Code 插件与技能工具箱,包含 polanyi-design 前端认知引擎与面向编程智能体的 search-harness 检索知识包。

seamless-rag ↗ MariaDB Hackathon 2nd Place MariaDB 黑客松全国亚军

MariaDB-native RAG toolkit using VECTOR(N), HNSW, and TOON v3 serialization for 23–39% token reduction vs. JSON across 555 passing tests. 基于 MariaDB 原生 VECTOR(N)、HNSW 与 TOON v3 序列化的 RAG 工具包,在真实数据集上较 JSON 节省 23–39% Token(555 项测试通过)。

arus — Banjir Drill ↗ Google ADK · Cloud Run Google ADK · Cloud Run

Browser-playable Malaysian flood-coordination simulator with PLAY, COACH, and AUTO modes built on Gemini 2.5 Pro and Google ADK. 基于 Gemini 2.5 Pro 与 Google ADK 构建的马来西亚防洪应急协同演练仿真器,支持玩家、教练与全自动三种模式。

Astrolabe ↗ RFC 8693 · FGA pattern RFC 8693 · 权限审计

Agent observability and delegation guardrails implementing RFC 8693 token exchange, FGA-pattern authorization (in-memory demo), and scope-bound risk classification. 实现 RFC 8693 令牌交换与 FGA 模式授权(内存演示)的智能体可观测性与越权风险分级工具。

03B / HONORS

Awards & Recognition 竞赛获奖与学术荣誉

  1. International 国际赛 2026

    Coding Fest 2026 — Runner-up, Best Project in AI for Education 悉尼大学 Coding Fest 2026 — AI 教育最佳项目亚军

    University of Sydney School of Computer Science. Built Trace, weaving passive AR learning into everyday life. 悉尼大学计算机科学学院主办;构建被动式增强现实学习系统 Trace。

  2. International 国际赛 2026

    Deriv AI Hackathon Challenge 2026 — Certificate of Recognition (RM 2,000) Deriv AI 国际黑客松 2026 — 表彰证书(Certificate of Recognition,RM 2,000)

    Team lead for TradeIQ: five-agent LLM analysis pipeline and Trading Twin behavioral simulation. 担任 TradeIQ 队长,构建五智能体投研分析管线与交易镜像行为模拟系统。

  3. International 国际赛 2026

    Amazon Nova AI Hackathon 2026 — Bonus Blog Post Prize Amazon Nova AI 全球黑客松 2026 — 博文奖(Bonus Blog Post Prize)

    Built NovaTour, a voice-first travel planner on Amazon Nova Sonic/Lite/Act and Strands Agents SDK. 基于 Amazon Nova Sonic/Lite/Act 与 Strands Agents SDK 构建语音优先旅行规划器 NovaTour。

  4. National 国家级 2026

    MariaDB Hackathon MY 2026 — Second Place (RM 1,000, Grade A) MariaDB 马来西亚黑客松 2026 — 全国亚军(RM 1,000,A 级评定)

    Built seamless-rag with native VECTOR(N) + HNSW indexing and token-efficient TOON v3 payloads. 构建原生向量检索与低 Token 开销的 seamless-rag 工具包。

  5. National 国家级 2025

    APICTA Awards (Malaysia Digital) 2025 — Tertiary Student Project Finalist 亚太信息通信科技大奖赛(APICTA 马来西亚)2025 — 高校组全国总决赛入围

    Presented SynTour (Vertex AI Gemini fine-tuned Malaysia travel agent) to the PIKOM national judging panel. 携基于 Vertex AI 微调的马来西亚旅行智能体 SynTour 向马来西亚国家科技协会(PIKOM)评审团路演。

  6. University 校级荣誉 2025

    APU Vice-Chancellor's List (Academic Year 2024/25) 亚太科技大学(APU)校长嘉许名单(2024/25 学年)

    Awarded for Excellent Academic Achievement in BSc (Hons) Computer Science, Vice-Chancellor’s List 2024/25. 因计算机科学荣誉学士课程优异学术成绩入选 2024/25 学年校长嘉许名单(Vice-Chancellor’s List)。

04 / NOTES & ESSAYS

Technical Writings 技术文章与架构研究

2026-04-02 Multi-Agent · Comparative Study 多智能体编排对比

The Agent Team Problem: Seven Open-Source Approaches to Orchestrating AI Coding Agents 智能体团队协作难题:七种开源 AI 编程智能体编排方案横向研究

Comparative analysis of OrbitDock, codex-autorunner, Squad, Open-Inspect, Multica, Symphony, and AionUi across identity, platform, infrastructure, and state. 从身份、平台、基础设施与状态四个维度对比 OrbitDock、Symphony、AionUi 等七个开源多智能体协同框架。

2026-03-31 Harness Engineering Harness 工程剖析

The Harness That Makes the Model Useful: A Source-Level Study of Claude Code 让模型真正可用的工程底座:Claude Code 源码级架构研究

Why 95% of an effective coding agent is the runtime harness: 4-layer permission gates, git-worktree isolation, and context compaction. 剖析为何优秀编程智能体 95% 的工程量在于运行时底座:四层权限闸门、Git 工作树隔离与上下文压缩。

2026-03-31 Systems Anatomy 系统解剖

Inside Claude Code: How a 513K-Line Codebase Turns an LLM Into a Coding Agent 深入 Claude Code:51 万行代码如何将大模型转化为编程智能体

Deep dive into the 60fps Yoga-WASM terminal renderer, async mailbox subagent isolation, and deferred MCP tool loading. 详解 60 帧终端双缓冲渲染管线、异步邮箱子智能体隔离,以及按需延迟加载的 MCP 工具体系。

2026-03-30 Retrieval Architecture 代码检索架构

What Kind of Context Search Engine Do We Actually Need? 我们究竟需要怎样的代码上下文检索引擎?

Distinguishing exact lookup ("where is X?") from codebase orientation, and designing a token-budgeted MCP retrieval engine. 区分精确查找与代码库全局定位,设计受 Token 预算约束的轻量级 MCP 检索引擎。