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I'm a Senior Full Stack Engineer who loves turning complex ideas into scalable web apps. I've built and shipped features across frontend and backend using React, TypeScript, Node.js (NestJS), and Python (Django/FastAPI). I thrive in collaborative teams, optimize performance and accessibility, and enjoy applying AI-powered enhancements and data-driven insights to improve product experiences for thousands of users.…I'm a Senior Full Stack Engineer who loves turning complex ideas into scalable web apps. I've built and shipped features across frontend and backend using React, TypeScript, Node.js (NestJS), and Python (Django/FastAPI). I thrive in collaborative teams, optimize performance and accessibility, and enjoy applying AI-powered enhancements and data-driven insights to improve product experiences for thousands of users.

Thomas Liu

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

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I'm a Senior Full Stack Engineer who loves turning complex ideas into scalable web apps. I've built and shipped features across frontend and backend using React, TypeScript, Node.js (NestJS), and Python (Django/FastAPI). I thrive in collaborative teams, optimize performance and accessibility, and enjoy applying AI-powered enhancements and data-driven insights to improve product experiences for thousands of users.…I'm a Senior Full Stack Engineer who loves turning complex ideas into scalable web apps. I've built and shipped features across frontend and backend using React, TypeScript, Node.js (NestJS), and Python (Django/FastAPI). I thrive in collaborative teams, optimize performance and accessibility, and enjoy applying AI-powered enhancements and data-driven insights to improve product experiences for thousands of users.

Available to hire

I’m a Senior Full Stack Engineer who loves turning complex ideas into scalable web apps. I’ve built and shipped features across frontend and backend using React, TypeScript, Node.js (NestJS), and Python (Django/FastAPI).

I thrive in collaborative teams, optimize performance and accessibility, and enjoy applying AI-powered enhancements and data-driven insights to improve product experiences for thousands of users.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Language

English

Fluent

Work Experience

Senior Full Stack Engineer at Investor Hub

March 1, 2022 - Present

Contributed to full-stack feature development for an e-commerce SaaS platform, building RESTful and GraphQL APIs with NestJS and Django, implementing Redis caching, and enabling AI-driven product ranking. Improved frontend performance and SEO using Next.js SSR, designed data models, and built dashboards for stakeholders. Led CI/CD pipelines with Docker and Jenkins on AWS EKS, implemented monitoring and alerting, and mentored junior engineers. Integrated an AI-powered customer support chatbot using LLM APIs and retrieval-based search to reduce support workload.

Senior Full Stack Engineer

March 1, 2020 - February 1, 2022

Led frontend and backend development for a SaaS platform in Sydney, building React/Next.js front-end, TypeScript, and Node.js back-end with NestJS and Python (Django/FastAPI). Designed REST and GraphQL APIs, implemented data caching with Redis, and optimized data queries (PostgreSQL). Improved performance and SEO; introduced AI-assisted recommendations to personalize product ranking. Established unit and integration tests (Jest, PyTest) and containerized services for AWS, improving deployment reliability.

Junior Full Stack Developer

May 1, 2014 - December 1, 2019

Early-career full-stack development across frontend and backend with React, Node.js, and Vue.js. Collaborated with product and design teams to deliver customer-facing features, contributed to testing practices, and supported data dashboards and admin interfaces.