Looks like you have JavaScript disabled. For the full Twine experience, you will need to re-enable it.

I’m a Melbourne-based full-stack engineer with a track record of delivering production-ready, scalable web applications from concept to deployment. I focus on code quality, performance, user experience, and cost optimization, thriving in fast-paced environments, solving complex problems, and delivering business value under tight deadlines. I value collaboration and continuous improvement, regularly sharing knowledge and best practices with my team. I’ve built AI-enhanced features, led design systems and component libraries, and maintained robust architectures with testing, CI/CD, and observability to ensure reliable, maintainable software delivery.…I’m a Melbourne-based full-stack engineer with a track record of delivering production-ready, scalable web applications from concept to deployment. I focus on code quality, performance, user experience, and cost optimization, thriving in fast-paced environments, solving complex problems, and delivering business value under tight deadlines. I value collaboration and continuous improvement, regularly sharing knowledge and best practices with my team. I’ve built AI-enhanced features, led design systems and component libraries, and maintained robust architectures with testing, CI/CD, and observability to ensure reliable, maintainable software delivery.

Joe Jiao

Full Stack Developer, Web Developer, Developer, +4





I’m a Melbourne-based full-stack engineer with a track record of delivering production-ready, scalable web applications from concept to deployment. I focus on code quality, performance, user experience, and cost optimization, thriving in fast-paced environments, solving complex problems, and delivering business value under tight deadlines. I value collaboration and continuous improvement, regularly sharing knowledge and best practices with my team. I’ve built AI-enhanced features, led design systems and component libraries, and maintained robust architectures with testing, CI/CD, and observability to ensure reliable, maintainable software delivery.…I’m a Melbourne-based full-stack engineer with a track record of delivering production-ready, scalable web applications from concept to deployment. I focus on code quality, performance, user experience, and cost optimization, thriving in fast-paced environments, solving complex problems, and delivering business value under tight deadlines. I value collaboration and continuous improvement, regularly sharing knowledge and best practices with my team. I’ve built AI-enhanced features, led design systems and component libraries, and maintained robust architectures with testing, CI/CD, and observability to ensure reliable, maintainable software delivery.

Available to hire

I’m a Melbourne-based full-stack engineer with a track record of delivering production-ready, scalable web applications from concept to deployment. I focus on code quality, performance, user experience, and cost optimization, thriving in fast-paced environments, solving complex problems, and delivering business value under tight deadlines.

I value collaboration and continuous improvement, regularly sharing knowledge and best practices with my team. I’ve built AI-enhanced features, led design systems and component libraries, and maintained robust architectures with testing, CI/CD, and observability to ensure reliable, maintainable software delivery.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Language

English

Fluent

Work Experience

Full Stack Engineer at TechScrum

January 1, 2024 - June 15, 2024

Responsible for developing the TechScrum project management SaaS platform using a modern tech stack consisting of React, TypeScript, Redux, Next.js, Tailwind CSS, Material UI on the frontend, and Node.js, Express.js on the backend. Implemented Atomic Design and combined Material UI with Tailwind CSS to build a scalable component library, enhancing UI development and feature delivery speed. Led adoption of Next.js server-side rendering to improve SEO and organic user acquisition. Optimized frontend performance, modernized legacy architecture following SOLID principles, and designed event-driven microservices with RabbitMQ to improve system resilience. Integrated large language models with backend databases enabling natural language data operations. Achieved significant MongoDB read operation reduction through WebSocket optimizations, improved platform security with stateless authentication and role-based access control. Utilized Redis caching and AWS CloudWatch for backend reliability.

Front End Developer at Coretecs

April 1, 2023 - December 31, 2023

Led front-end development for an AI platform with custom workflow creation and multi-model conversations, focusing on critical features such as a Visual Workflow Editor using React Flow and a Chat Interface for real-time LLM backend interaction. Delivered a responsive SPA with React and TailwindCSS improving device usability. Implemented secure authentication and fine-grained role-based access control. Enhanced navigation and scalability through React Router dynamic routing. Boosted app performance by 40% via lazy loading, memoization, and code splitting, reducing bundle size by 30%. Maintained 90% test coverage with Vitest and Testing Library, decreasing bugs and accelerating releases. Facilitated efficient collaboration with Git and GitHub.

Full Stack Engineer at SettlyAI

July 1, 2025 - Present

Led the development of a scalable component library with Styled Components and MUI, standardized UI via design system, and accelerated feature delivery. Built unified authentication/onboarding with secure registration, email verification, and JWT-based login. Implemented OAuth 2.0/OpenID Connect for third-party login and account linking. Designed an AI-driven property consultation system with multi-agent coordination for property search and mortgage scenarios. Optimized multi-turn dialogues with automatic context summarization and prompt caching, reducing LLM costs up to 90%. Integrated MongoDB Atlas Vector Search for RAG-based semantic retrieval across PostgreSQL data. Containerized services with Docker Compose for consistent deployments.

Full Stack Engineer at TECHSCRUM

July 1, 2025 - October 24, 2025

Developed a scalable component library with Headless UI and Tailwind CSS; adopted Next.js SSR for public pages to boost SEO; improved frontend performance with optimization strategies and SOLID-based architecture. Designed scalable RESTful APIs with Node.js/Express and introduced event-driven microservices with a message queue. Integrated LLMs via function calling; reduced MongoDB reads by 90% through WebSocket-based data broadcasting. Implemented RBAC, logging with AWS CloudWatch, and comprehensive test suites (Jest and Cypress). Established hybrid deployment with GitHub Actions; managed version control with Git/Bitbucket and Jira within Agile/Scrum.

Front End Developer at CORETECS

December 1, 2023 - October 24, 2025

Led development of Visual Workflow Editor (React Flow) and real-time Chat Interface for LLMs. Built scalable component library with Styled Components and MUI, following design system standards. Implemented secure authentication flows and RBAC, integrated dynamic routing with React Router, and optimized performance with lazy loading, memoization, and code splitting. Achieved 90% test coverage with Vitest/Testing Library and facilitated collaboration with Git/GitHub.

Full Stack Engineer at SettlyAI

July 1, 2025 - November 5, 2025

Built a scalable component library with Styled Components and MUI, unified authentication with OAuth 2.0/OpenID Connect, and delivered an AI-driven property consultation system. Optimized multi-turn dialogue with context summarization and prompt caching, implemented MongoDB Atlas Vector Search for RAG-based retrieval across PostgreSQL data, and containerized services with Docker Compose for consistent dev/prod deployments.

Full Stack Engineer at TechScrum

July 1, 2025 - July 1, 2025

Developed a scalable component library with HeadlessUI and Tailwind CSS; enabled Next.js SSR for improved SEO; implemented comprehensive frontend optimization and SOLID-based architecture. Designed scalable RESTful APIs with Node.js/Express, built event-driven microservices with a message queue, and integrated LLMs with backend databases via function calling. Cut MongoDB reads by 90% with an optimized WebSocket approach; implemented RBAC, centralized AWS CloudWatch logging, and maintained thorough test suites (Jest, Cypress) with a hybrid deployment using GitHub Actions.

Front End Developer at CORETECS

December 1, 2023 - December 1, 2023

Led development of Visual Workflow Editor (React Flow) and a real-time Chat Interface. Built a scalable component library with Styled Components and MUI, implemented secure authentication and RBAC, and integrated dynamic routing with React Router. Improved performance through lazy loading and memoization, and achieved 90% test coverage with Vitest and Testing Library.