JiaLiang Duan

Web Developer
Shanghai, China
✉ [email protected] | Blog | Github | Linkedin

"Stay hungry, stay foolish"

Professional Summary

Senior Web Developer with 8+ years of experience in frontend architecture, performance optimization, and large-scale system design.

Proven expertise in Monorepo migration, CI/CD automation, and full-stack development using modern tools like NuxtJS, ReactJs, Vue3, and NestJS.

Passionate about developer productivity, SEO optimization, and implementing observability solutions through OpenTelemetry and Sentry.

Technical Skills

• Frontend: Vue3/NuxtJS/React Native | Webpack/Vite | SEO/Schema | React
• Backend: NestJS/SpringBoot | REST/GraphQL | MySQL | NodeJs | Java
• DevOps: GitLab CI/CD | OpenTelemetry | Sentry/Grafana | Docker | Kubernetes | Istio gateway
• Architecture: Monorepo | BFF Pattern | Headless Components

Professional Experience

Shanghai Yiwan Interactive Digital Technology Co., Ltd.

Frontend Software Engineer | Shanghai, China (Aug 2020 – Present)

• Developer for Taptap.cn
• Architected business-aligned UI Component Library with TypeScript type synchronization for backend APIs
• Designed Headless Component Library with reusable interaction paradigms (popover/expand/modal)
• Established enterprise Monorepo pipeline using GitLab CI/CD, reducing release time by 66% (30m → 10m)
• Implemented BFF gateway with NestJS featuring authentication, canary releases, and reverse proxy
• Improved Google Search Console metrics from Poor to Good through schema markup/TDK optimization
• Built full-trace APM using OpenTelemetry+Sentry for end-to-end performance monitoring (SSR TTFB → FCP)

Wuhan Antian Information Technology Co., Ltd.

Software Engineer | Wuhan, China (Jun 2018 – Jul 2020)

• Developed React Native mobile app for enterprise OA system
• Built Python-based RESTful API for Zero Trust Security Platform

Wuhan Dongpu Information Technology Co., Ltd.

Software Engineer | Wuhan, China (May 2017 – Jun 2018)

• Created SpringBoot backend for EV charging station management system
• Full-stack development of automotive membership card system

Key Achievements

TapTap Web Platform Modernization

Architect & Senior Engineer | Shanghai (Aug 2020 – Present)

• Migrated Vue2 SPA to NuxtJS+Vue3 SSR architecture
• Optimized the performance of web pages and their SEO effectiveness.
• Reduced duplicate codebase by 10,000+ LOC through Monorepo consolidation
• Unified toolchain (Webpack/Vite) and linting standards across 15+ projects

Web Application Gateway

Architect & Senior Engineer | Shanghai (Jan 2023 – Aug 2023)

• Developed NestJS gateway with SPA hosting and edge caching
• Implemented CI/CD pipeline with 98% E2E test coverage

Automotive Membership Platform

Full Stack Developer | Wuhan (May 2017 – Jun 2018)

• Designed SpringBoot membership system with WeChat SDK integration
• Created JPA/Hibernate ORM layer for MySQL-based loyalty tracking

Education

B.E. in Internet of Things Engineering
Hubei Normal University | Huangshi, China (2013–2017)

• 3× year recipient of Departmental Outstanding Student Scholarship

Updated: March 2025