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LouisDev314/README.md

Louis Chan

Full-Stack Engineer (TypeScript / Next.js / Node.js)
Building production-grade systems with real-world impact

🔗 Links

🚀 Projects

My Last Day — Resignation Planning Platform

https://www.mylastday.xyz/

SEO-driven web application that helps users estimate their Last Working Day, Official Last Day, and Working Days Left based on notice periods, public holidays, and jurisdiction-specific rules.

Highlights

  • Built with Next.js App Router, TypeScript, Tailwind CSS, and Shadcn/UI
  • Designed a policy-driven calculation engine supporting jurisdiction-aware notice period rules
  • Implemented static holiday datasets and location-aware logic for Canada and the United States
  • Generated SEO-optimized pages for all Canadian provinces/territories and all 50 U.S. states + Washington, DC
  • Focused on performance, accessibility, mobile-first UX, and low-maintenance architecture
  • Designed as a production-ready SaaS-style product with scalable international expansion architecture

PopBox Studio — E-commerce Platform

https://popboxstudio.com/

Production e-commerce system with Stripe payments, concurrency-safe inventory management, and scalable full-stack architecture.

Highlights

  • Stripe payment integration
  • Inventory consistency and concurrency handling
  • Full-stack TypeScript architecture
  • Production deployment and operational monitoring

Paper Bridge — AI Web App

https://paper-bridge.vercel.app/

AI-powered application for structured data processing, workflow automation, and productivity enhancement.

Highlights

  • AI-assisted data processing pipelines
  • Modern React and Next.js architecture
  • Workflow automation and structured output generation
  • Production-ready cloud deployment

🧠 Skills

Frontend

  • React
  • Next.js
  • TypeScript
  • Tailwind CSS
  • Shadcn/UI

Backend

  • Node.js
  • Express
  • REST APIs

Database

  • PostgreSQL
  • MongoDB

Infrastructure

  • Docker
  • CI/CD
  • Vercel
  • Sentry

Other

  • System Design
  • Stripe Integrations
  • SEO Architecture
  • Performance Optimization
  • AI Integrations

🎯 Focus

  • Scalable full-stack systems
  • AI-powered applications
  • Product engineering
  • Performance and SEO optimization
  • Production-ready architecture

🤝 Open To

Software Engineering Roles

  • Full-Stack Engineer
  • Backend Engineer
  • Software Engineer
  • AI Engineer

Pinned Loading

  1. my-portfolio my-portfolio Public

    Portfolio built with Next.js and TypeScript, focused on smooth animation, performance and responsive UI.

    TypeScript

  2. my-last-day my-last-day Public

    Full-stack Next.js application for resignation planning, helping users estimate Last Working Day, Official Last Day, and the best day to quit using location-aware holiday calculations.

    TypeScript

  3. popbox-studio-node popbox-studio-node Public

    Production-grade Express + TypeScript backend with REST APIs, Stripe, and Postgres for scalable commerce systems.

    TypeScript

  4. popbox-studio-next popbox-studio-next Public

    Production-grade Next.js storefront for Ichiban Kuji with SSR, scalable UI, and integrated API, cart, and admin systems.

    TypeScript

  5. paper-bridge paper-bridge Public

    AI-powered PDF intelligence system with RAG-based Q&A and page-level citations.

    Python