Software engineering student who shipped production AI infrastructure serving 1M+ daily users, and independently built a full-stack career platform with AI-powered modules across three services (Next.js, NestJS, FastAPI). Focused on delivering real products rather than prototypes — every project listed here was deployed and used.
Languages: Python, PHP, Java, JavaScript / TypeScript, SQL, HTML, CSS
Frameworks: Next.js, React, NestJS, FastAPI, Laravel, Vue.js, Express, Spring Boot, Tailwind CSS, Three.js, React Three Fiber
AI / ML: LLM orchestration and tool-calling, LangChain, scikit-learn, pandas, AWS SageMaker
Infrastructure: Docker, AWS (EC2, S3, Amplify, SageMaker, Glue), Render, Fly.io, PostgreSQL, Git, WebSockets, SSE
General: Critical thinker, problem-solving, Agile, REST API design, leadership and team management
Languages: English (Proficient), Bahasa Melayu (Proficient), Chinese (Limited)
Solo-built full-stack career platform across three services (Next.js, NestJS, FastAPI). Dockerised and deployed on AWS (EC2, S3, Amplify, SageMaker, Glue). Features include Career Path Navigator, Living Portfolio, AI Career Coach (Vela), Fair Pay Engine, Life Chapter Designer, Evidence Map, Velocity Band, and more.
FutureHack 2025 Top 10 Finalist (50+ teams). Google Chrome extension using a self-trained Python ML model for live Shopee review fraud detection. Scraped Shopee reviews, built Python backend API on Render, developed extension logic.
GitHub: https://github.com/Ywintersss/Frauditor
Web app (Next.js, FastAPI) predicting crowd count and flow with up to 95% confidence. AWS deployment (Amplify frontend, EC2 backend, SageMaker AI training with Glue preprocessing).
GitHub: https://github.com/SaponyCatty/NotTastyApp
Quantum-safe compliance audit logging B2B SaaS concept. SHA-256 hash-chain ledger with Merkle tree checkpointing and ML-DSA post-quantum signatures (FIPS 204). Spring Boot backend, partitioned PostgreSQL.
Java GUI application for efficient procurement management. Custom QueryBuilder API and Routing API to simplify data querying and page navigation.
GitHub: https://github.com/Tianweiii/OWSB-Official
HTML/CSS/JavaScript frontend with PHP/MySQL backend supporting multiple user types with built-in validation.
GitHub: https://github.com/Ywintersss/CommunityWebApp
Python system with multi-user support, saving records and time schedules in .txt files.
Python app using FastAPI, Pydantic, Requests, CustomTKinter to create and manage locally hosted APIs with full CRUD via GUI.
FutureHack 2025 — Top 10 Finalist among 50+ teams. SPM — 9 A's. Diploma CGPA — 3.90 at Asia Pacific University.
Email: tootjedu@gmail.com
GitHub: https://github.com/tjtoo04
LinkedIn: https://www.linkedin.com/in/tze-jiat-too-1b3610291
Portfolio: https://tjcodes.work