Developed a multi-tenant Point of Sale system serving multiple clients. Built with TypeScript and Express.js backend, Qwik frontend framework, and PostgreSQL with Drizzle ORM. Features include inventory tracking with IMEI serialization, multi-store stock transfers, cash drawer management, purchase order workflows, employee time tracking with scheduling, and comprehensive reporting (commission, aged inventory, invoicing). Implements role-based access control (RBAC) with hierarchical user management and granular permissions. Integrated AWS Bedrock for automated contract PDF parsing, reducing data entry time from 5 minutes to 30 seconds per contract. The system supports complex telecom contract billing with device financing, service plans, add-ons, and automated invoice generation.

Enterprise POS system serving multiple clients with inventory management, order processing, and contract billing.

Multi-Tenant POS System

Food ordering mobile app built with React Native, Expo, and TypeScript. Architected a monorepo using domain-driven design with base/adapter pattern. Developed custom DevTools with token management, MQTT monitoring, and logging. Automated API client generation with Zod schemas, creating type-safe Tanstack Query hooks. Features include intelligent search, video reels for content discovery, integrated wallet with Interac e-Transfer top-up and cashback, scan-to-pay QR codes, i18n multi-language support, Tanstack Query caching, and real-time MQTT for live order updates and cart synchronization.

WhatsDish Food Ordering App

FeedbackAI is an AI-driven grading solution that leverages locally deployed Large Language Models (LLMs) to deliver personalized feedback while ensuring strict data privacy and residency compliance. Integrated directly into Canvas via a Chrome extension, FeedbackAI streamlines grading workflows. It utilizes a two-step reasoning process to generate detailed grading guidelines and then evaluates student submissions accordingly. With extensive customization options and continuous improvement based on instructor input, FeedbackAI enhances the grading experience, helping educators provide timely, meaningful feedback to their students.

An AI-powered grading tool integrating with Canvas LMS for personalized, criterion-based feedback.

FeedbackAI

A full-stack multiplayer game platform implementing real-time battles for up to 4 players. Features include a comprehensive lobby system with room management, WebSocket-based state synchronization, and input buffering for smooth gameplay. The game engine utilizes Canvas for high-performance rendering, component-based architecture for modularity, and a robust state machine for game flow control. Players can collect power-ups, place bombs strategically, and compete in fast-paced matches across the network.

A modern multiplayer battle game with WebSocket networking, lobby system, and real-time state synchronization.

Real-time Multiplayer Bomberman

MazeWith is a full-stack, real-time multiplayer maze game built with React and TypeScript. The game features a dynamic maze generation algorithm, real-time player movement, and a chat system. The backend is powered by Node.js and Socket.io, enabling seamless communication between players. MazeWith offers an engaging and interactive gaming experience for players of all ages.

A full-stack, real-time multiplayer maze game built with React & TypeScript.

MazeWith - Real-time multiplayer game

Memory Lane is a modern digital diary app designed to make recording and sharing daily activities, moods, and special events easy and enjoyable. With intuitive features like photo, mood, and location additions, users can create vibrant, personalized diary entries. The app also supports exporting these logs into a beautifully formatted personal journey book. The use of Firebase ensures secure data handling and user authentication, while the Expo Router enhances navigation.

A comprehensive digital diary application to capture and save life's moments

Memory Lane - Digital Diary App

A classic single-player strategy game, implemented using React.js and TypeScript. A object-oriented approach was taken to model the game board and the game logic, allowing for a scalable and maintainable codebase.

Marble Solitaire

A Responsive Web Application using React.js and TypeScript, including quizzes, accordions, and interactive hands-on activities, facilitating an engaging and comprehensive learning experience.

A responsive web application that makes learning Chinese an enjoyable and rewarding experience

Digital Chinese Textbook

A feature-rich Full Stack Web Application, employing Python Django, Rest Framework, and ReactJS to allows users to chat.

Fullstack Real-time Chat Application with Django & React

Talker

A Full Stack Web Application, employing Python Django and ReactJS to control a user's playback by using Spotify API.

Fullstack Web Application to control Spotify playback

Spotify Music Controller

A Discord Bot that enhances user experience by seamlessly integrating music playback and YouTube notifications. Users can play music directly within Discord and subscribe to receive notifications when their favorite YouTube channels upload new videos.

A Discord Bot for Seamless Music and Video Updates

Projects tagged as "typescript"