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App Portfolio & Engineering Projects Showcase.

Baiyang Yao(Sam)

Senior Full-stack Software Engineer

moviegoer24@gmail.com
+64 274500897

Education

University of Auckland

2026-07 — 2027-11

Auckland, New Zealand

Master Degree in Information Technology

Miami University

2015-08 — 2019-05

Ohio, USA

Bachelor's Degree in Interactive Media Studies

Dean’s List Honor

Profile

Senior Frontend Engineer with over 6 years of experience building large-scale web applications, micro-frontends, and DevOps platforms. Expert in the React ecosystem and Node.js server-side development, complemented by robust backend capabilities including microservices architecture, service discovery, dynamic scaling, and containerization. A results-driven leader experienced in Agile methodologies, with a proven track record of guiding cross-functional teams to deliver high-impact, end-to-end solutions.

Experience

The Orion: Personal Website & Portfolio

2025-04 — Present

Project Owner

Shenzhen, China

  • Modern Full-Stack Architecture: Built and deployed a high-performance web application utilizing React,TypeScript, and Tailwind CSS for the frontend, powered by a Node.js and Express backend. Integrated MongoDB with Mongoose ORM for robust data modeling, achieving seamless deployment through GCP and Vercel for optimal global delivery and scalability.
  • Content Management & Open-Source Editor: Engineered a dynamic logging system supporting granular public/private visibility controls. Developed and decoupled a highly customizable text editor feature, packaging and publishing it as an independent open-source npm library to foster community reuse and reduce future feature implementation overhead.
  • All-in-One Developer & Designer Utilities: Designed and launched an integrated "App Square"—an all-in-one web-based utility platform tailored for developers and designers, featuring highly practical applications such as image/file compressors, interactive canvas drawing tools, and AI-powered interactive games.
  • Granular Access Control, Security & Compliance: Architected a robust security infrastructure featuring an atomic, fine-grained permission management system that unifies Users, Roles, Permissions, Resources, and Request logs into the database, ensuring strict compliance and auditability. Leveraged Cloudflare R2 to build a secure, cloud-drive-like storage solution for centralized file and media asset management, coupled with a self service user profile management system.

Lalamove Delivery

2021-06 — 2025-04

Senior Frontend Engineer Ⅱ

Shenzhen & HongKong, China

  • Cross-Regional Agile Leadership: Served as the Product Tech Owner (PIC) for the Hong Kong-based Driver Fullstack Team. Led feature refinement and task decomposition in a fully English-speaking environment, ensuring 100% on-time delivery for complex sprint cycles.
  • Driver Growth Platforms: Developed core Driver CRM and Growth systems using React, Next.js, and Vite. Optimized rendering performance and user experience, contributing to an 18% increase in driver conversion rates across key markets.
  • Node.js Infrastructure: Pioneered the company-wide adoption of Node.js for backend services, setting a new engineering precedent. Architected the core Node.js SOA SDK from scratch, integrating Apollo Config, Skywalking tracing, and Consul service discovery, establishing the standard for high-performance microservices.
  • Security & OTP System (Odoko): Built the "Odoko" OTP platform with hCaptcha protection. Successfully mitigated bot attacks by ~95% and unified SMS channels, ensuring 99.99% reliability for authentication services.
  • Efficiency Tooling (Laforme): Architected "Laforme," a dynamic Form-as-a-Service system. Enabled business teams to configure complex forms independently, reducing the development time for marketing campaigns by 40%.

Tencent Cloud

2020-04 — 2021-06

Frontend Engineer

Shenzhen, China

  • DevOps Platform Core: Developed the core React web application for the CODING DevOps platform (acquired by Tencent Cloud CSIG). Engineered critical modules for CI/CD, Code Analysis, and Automation Testing, optimizing build workflows that reduced average build times by 40% for enterprise clients.
  • Micro-Frontend Architecture: Maintained and optimized a proprietary micro-frontend architecture to decouple the monolithic system. Successfully accelerated child-system loading speeds by ~50% and facilitated independent deployments, increasing the overall release frequency by 3x.
  • Enterprise Component System: Built and maintained an internal React UI Component Library based on Ant Design. Standardized UX/UI specifications across the CI/CD product line, improving frontend feature development efficiency by 30%.

BeeHex 3D Print (USA)

2019-05 — 2019-09

Frontend Engineer (Internship)

Columbus, USA

  • E-commerce Platform (0 to 1): Built the 3D food printing e-commerce platform from scratch using React, Redux, and TypeScript. Delivered a fully functional ordering system, enabling the company's first Direct-to-Consumer (DTC) digital sales channel.
  • Smart Kiosk UI / IoT Interface: Collaborated on the UI/UX design and implementation for the 3D Cake Printer's touch-screen display. Streamlined the on-device ordering workflow, ensuring a seamless interaction experience for physical store customers.
  • SEO-Driven Community System: Developed a user community portal using Next.js. Leveraged Server-Side Rendering (SSR) to maximize SEO performance, improving the platform's organic search visibility for niche 3D printing keywords.

Skills

Frontend:React,TypeScript,Vue.js,Next.js,Flutter,Tailwind CSS,Vite,HTML5/CSS3
Backend:Node.js,Express/Koa/Fastify,Python,Java,MySQL,MongoDB,Redis,Kafka,GraphQL
DevOps:Docker,Kubernetes,CI/CD,GitHub Actions,AWS,Nginx,Vercel,GCP
Language:Chinese (Native),English (Professional)