Zhenghui Wu
Full stack & product design | Application-layer generalist
Experience
TimeBreak Inc., Shanghai | Full Stack Engineer
Jun 2026 – Present
- Role:
- Full-stack development of Zaka, an AI character-companion product; authored the v2 app's technical architecture and drove it to sign-off.
- Owned release and environments, prompt engineering and model evaluation, and drove the agent-driven delivery workflow.
- Projects:
- Zaka: A mobile product that turns someone you know into an AI character—with personality, memory, and a daily schedule, living on a shared town map, building a long-term relationship through chat, diaries, and stories.
- Conversation quality: turn-scoped fact snapshots, send-time grounding for proactive messages, semantic recall fallback, and speaker attribution—systematic treatment of time/schedule/memory hallucinations.
- Platform: three services (business monolith / agent runtime + Temporal / sole model-egress gateway) plus an RN/Expo client; Supabase Auth (email, OAuth, phone OTP); EAS + TestFlight delivery; Statsig config plane and PostHog analytics; R2 object storage.
- Stack: Go (Kratos, Temporal, Eino), React Native / Expo, Supabase, PostgreSQL (pgvector), TypeScript / Bun, Cloudflare Workers / R2
- Zaka: A mobile product that turns someone you know into an AI character—with personality, memory, and a daily schedule, living on a shared town map, building a long-term relationship through chat, diaries, and stories.
Chatail Technology Co., Ltd. | Full Stack Engineer
Nov 2025 – Jun 2026
- Role:
- End-to-end participation across the product lifecycle.
- Projects:
- Soldy AI: AI video generation and automation workflow AI agents for creators and marketers—text-to-video, style transfer, and high-concurrency video streaming/rendering.
- Stack: Agno, Gin, Next.js
- Soldy AI: AI video generation and automation workflow AI agents for creators and marketers—text-to-video, style transfer, and high-concurrency video streaming/rendering.
Giant Interactive Group | Full Stack Engineer
Apr 2025 – Nov 2025
- Role:
- Led full-cycle delivery, architecture, and UI/UX implementation.
- Owned application-layer front and back end; integrated with AI vision teams.
- Projects:
- Vibeme App: Consumer AI video social/entertainment app for overseas markets—video composition and interaction powered by vision models.
- Stack: React Native, Elysia, Next.js, Go (Temporal), Rust, Elasticsearch, FFmpeg
- Animate AI: Web SaaS for AI video workflows—streaming, node-based orchestration, and cloud rendering.
- Stack: Next.js, NestJS, Trigger.dev, FFmpeg
- Vibeme App: Consumer AI video social/entertainment app for overseas markets—video composition and interaction powered by vision models.
OpenZoo Tech, Inc. (Secure3), Shanghai | Full Stack Engineer
Dec 2023 – Apr 2025
- Role:
- Owned architecture, delivery, and operations from zero to production.
- UI design, marketing visuals, and technical business development.
- Blockchain security, AI product work, and server operations.
- Projects:
- Secure3: Web3 smart-contract security crowdsourcing—decentralized vulnerability research and security infrastructure.
- Stack: Next.js, Spring, Python, MySQL, Prisma
- Secure3 App: Web3 audit hackathon platform with in-house AI agents analyzing contract code for on-chain risk.
- Stack: Next.js, Langchain, Upstash Vector, PostgreSQL, Drizzle, Spring
- Secure3: Web3 smart-contract security crowdsourcing—decentralized vulnerability research and security infrastructure.
Shanghai Jing Technology Co., Ltd. | Quant Engineer (full stack)
Jun 2023 – Dec 2023
- Role:
- Built systems from scratch—full stack, maintenance, and automation rollout.
- Solo UI, motion, and front/back deployment automation.
- Projects:
- Market risk management (B2B): Quant risk SaaS for financial institutions—risk metric engine, automated reporting, and data visualization.
- Stack: React, Vite, Django, Tailwind CSS, Jenkins
- Market risk management (B2B): Quant risk SaaS for financial institutions—risk metric engine, automated reporting, and data visualization.
Shanghai DeFo Technology | Full Stack Engineer
May 2022 – Jun 2023
- Role:
- Web3 front-end architecture, tooling, testing, and production support.
- Complex animation and interaction implementation.
- Projects:
- Polarise: Web3 NSA (non-standard asset) liquidity—AI + SocialFi for NFT/on-chain collateral, lending, leasing, and pricing.
- Polarise Protocol: Smart-contract network and cross-chain liquidity routing for NSA financialization—multi-version testnets and mainnets.
- Stack: React, Ethers.js, Web3.js, Hardhat, Python, C++
- DREP: Decentralized reputation protocol—quantified, privacy-aware reputation across platforms.
- Stack: React, Django, Jenkins
Open source & personal projects
- Pinery: An engineering teammate inside Feishu/Lark—anyone can ask it about the codebase; engineers can dispatch it to write code and open PRs. Self-hosted and open source, long-connection mode (no public callback needed), 26+ model providers, leveled autonomy. TypeScript / Bun.
- Spotion: Search, resume, and create Codex CLI / Claude Code sessions right inside native macOS Spotlight, with a menu-bar app keeping the index in sync. Swift.
- imnotares.com: Personal site and knowledge-asset system—wiki/notes/articles rendering layers, PR-based knowledge ingestion, and a layered Playwright audit with 200+ assertions. Next.js 16.
Education
Huaihua University (undergraduate) | Mathematics & Applied Mathematics
Sep 2018 – Jun 2022
- Coursework: Mathematical analysis, advanced algebra, probability, mathematical statistics, multivariate statistics, big-data analytics with databases, Python, Java, C, and related topics.
- Highlights:
- Technical advisor for the department’s new media team; copy and illustration.
- FLTRP English writing competition award.
Writing & knowledge base
Synced at build time from the knowledge base.
Knowledge base: 5 wiki entries · 7 notes · 2 articles → imnotares.com/en/knowledge