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I'm Trevor Tu, a Full Stack Software Engineer with 4+ years of experience across global firms and freelancing. I currently lead a team of 2 developers and 1 SEO specialist, overseeing the technical strategy for a $19M e-commerce portfolio. I specialize in building scalable applications with JavaScript/TypeScript frameworks (React, Next.js, Node.js, NestJS), SQL/NoSQL databases, and cloud infrastructure (Azure), with a strong focus on performance, reliability, and measurable business outcomes. I also leverage AI tools such as Claude Code to boost development productivity and continuously improve the development process. I enjoy collaborating across product, design, and operations to deliver high-quality software that drives real business value.…I'm Trevor Tu, a Full Stack Software Engineer with 4+ years of experience across global firms and freelancing. I currently lead a team of 2 developers and 1 SEO specialist, overseeing the technical strategy for a $19M e-commerce portfolio. I specialize in building scalable applications with JavaScript/TypeScript frameworks (React, Next.js, Node.js, NestJS), SQL/NoSQL databases, and cloud infrastructure (Azure), with a strong focus on performance, reliability, and measurable business outcomes. I also leverage AI tools such as Claude Code to boost development productivity and continuously improve the development process. I enjoy collaborating across product, design, and operations to deliver high-quality software that drives real business value.

Trevor Tu

Full Stack Developer, Web Developer, Front-End Developer, +2

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I'm Trevor Tu, a Full Stack Software Engineer with 4+ years of experience across global firms and freelancing. I currently lead a team of 2 developers and 1 SEO specialist, overseeing the technical strategy for a $19M e-commerce portfolio. I specialize in building scalable applications with JavaScript/TypeScript frameworks (React, Next.js, Node.js, NestJS), SQL/NoSQL databases, and cloud infrastructure (Azure), with a strong focus on performance, reliability, and measurable business outcomes. I also leverage AI tools such as Claude Code to boost development productivity and continuously improve the development process. I enjoy collaborating across product, design, and operations to deliver high-quality software that drives real business value.…I'm Trevor Tu, a Full Stack Software Engineer with 4+ years of experience across global firms and freelancing. I currently lead a team of 2 developers and 1 SEO specialist, overseeing the technical strategy for a $19M e-commerce portfolio. I specialize in building scalable applications with JavaScript/TypeScript frameworks (React, Next.js, Node.js, NestJS), SQL/NoSQL databases, and cloud infrastructure (Azure), with a strong focus on performance, reliability, and measurable business outcomes. I also leverage AI tools such as Claude Code to boost development productivity and continuously improve the development process. I enjoy collaborating across product, design, and operations to deliver high-quality software that drives real business value.

Available to hire

I’m Trevor Tu, a Full Stack Software Engineer with 4+ years of experience across global firms and freelancing. I currently lead a team of 2 developers and 1 SEO specialist, overseeing the technical strategy for a $19M e-commerce portfolio. I specialize in building scalable applications with JavaScript/TypeScript frameworks (React, Next.js, Node.js, NestJS), SQL/NoSQL databases, and cloud infrastructure (Azure), with a strong focus on performance, reliability, and measurable business outcomes.

I also leverage AI tools such as Claude Code to boost development productivity and continuously improve the development process. I enjoy collaborating across product, design, and operations to deliver high-quality software that drives real business value.

Skills

Experience Level

Expert

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Language

Javanese

Advanced

Work Experience

Full Stack Developer & IT Support at HEQS Group

October 1, 2025 - Present

Led a global team of 3 developers and defined the technical strategy for a $19M e-commerce portfolio. Modernized the frontend with Next.js upgrades (v13.5 to v16) and React upgrades (v18 to v19), migrating from Pages Router to App Router across 70+ files, and enabling Turbopack to achieve ~3x faster builds. Refactored the codebase to Domain-Driven Architecture and migrated production infrastructure from Heroku to Azure App Service with Azure Database for MySQL; migrated all file storage from AWS S3 to Azure Blob Storage with presigned SAS URLs (across 6+ repos). Implemented CI/CD pipelines via GitHub Actions, Vercel, and Azure. Built a centralized Form Submissions API (NestJS 11, TypeORM, MySQL) for 8 HEQS Group websites with per-site API keys, admin keys, rate limiting, Swagger docs, and CI/CD. Implemented ERP integration, optimized payments across gateways, and centralized SEO/multi-site content management. Leveraged Claude Code to boost development velocity ~60% and managed IT infra

Software Developer Intern at WebAlive

August 1, 2025 - October 31, 2025

Developed end-to-end automation testing for the EventBookings project using Playwright in Node.js with a Page Object Model (4,800+ lines). Achieved full QA coverage for Sign In, Sign Up, Subscriptions, and Stripe payment flows with retry logic and billing validation. Reduced test execution time by 75% (120s to 30s) and cut code duplication by 40% through reusable helpers. Implemented CI/CD pipelines with Bitbucket to automate test runs and monitoring.

Software Engineer at Futurisen Software Solutions

November 1, 2023 - August 31, 2025

Lead frontend engineer for Pi Padel Club: built a Next.js 15 / React 19 booking platform with SSR and Domain-Driven Design across 5 modules (authentication, account, resources, schedules, transactions), consuming 6 Go microservices for low-latency calls. Implemented booking, shopping cart, DayPilot calendar, payments, and admin workflows. Implemented NextAuth.js with Google OAuth and email/password login, JWT sessions, Axios interceptors, and RBAC. Crafted a glass-morphism UI using Tailwind 4 and Radix/Shadcn-style components across 20+ features.

Pega System Architect at Infosys

November 1, 2021 - October 31, 2023

Pega System Architect for NSW Transport and NSW Aged Care government projects. Designed custom data types and database structures in Pega, built complex business logic with Data Pages and Activities, and integrated REST APIs to connect external systems. Led API design and data mapping for multi-system workflows, delivering enterprise-grade government applications with robust data integrity.

Pega System Architect at Wipro

March 1, 2020 - November 30, 2021

Pega System Architect for the WaterNSW project. Delivered frontend and backend processes on the Pega low-code platform for government applications, achieving ~95% test coverage and ~20% performance improvements through automation testing and Agile practices.