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@LapoorPak @Jejaak @AERoutee

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5calvinw/README.md

Hi, I'm Calvin 👋

Computer Science student at BINUS University, specializing in Artificial Intelligence.

I build practical software across full-stack development, applied AI, computer vision, and agentic systems, with a focus on turning ideas into usable products.

🏆 Highlights

  • 🥇 1st Place — FTI Festival 2026, Web Development
  • 🥇 1st Place — BISA.AI Agentic AI Competition 2026
  • 🥇 Best of Best & Best Software Engineering Project — BINUS Computer Science Festival 2026
  • 🥈 2nd Place — I/O Fest 2026, Web Development
  • 🥈 2nd Place — Study2Challenge Hackathon 2025
  • 🥉 3rd Place — itechnocup.id Web Developement 2026
  • 🎓 Dean's List 2025 — BINUS School of Computer Science

🚀 Featured Projects

🛡️ Jejak

Gamified digital safety education platform

Built a gamified digital safety education platform featuring three interactive modules on privacy, phishing, and safe file handling.

Developed authenticated real-time game sessions with server-side progress validation, persistent user progress, and WebSocket-based gameplay.

React Express.js TypeScript PostgreSQL WebSocket

🏆 1st Place — FTI Festival 2026 Web Development


🌱 Tunas AI

Agentic AI harvest-planning assistant for shallot farmers

Built an agentic AI harvest-planning assistant that combines weather data, operational constraints, and buyer deadlines to generate adaptive harvest plans.

Developed a LangChain workflow integrating LLM reasoning, deterministic validation, replanning, and human approval before operational changes are executed.

Integrated a WhatsApp chatbot and PostgreSQL-backed operational data for field reporting, planning, and schedule adjustments.

React Express.js TypeScript LangChain PostgreSQL

🏆 1st Place — BISA.AI Agentic AI Competition 2026


📍 LaporPak

Full-stack public issue reporting platform

Built LaporPak, a full-stack public issue reporting platform enabling citizens to report infrastructure, public facility, and environmental issues with photos and location data.

Integrated Mapbox-based location services and AI-assisted report review to provide geographic context and support report processing.

React TypeScript Express.js Prisma PostgreSQL Mapbox

🥈 2nd Place — I/O Fest 2026 Web Development

💻 Tech Stack

Languages
TypeScript · JavaScript · Python · Dart · Go · C++ · Java · PHP

Frontend
React · Svelte · SvelteKit · Flutter · Tailwind CSS · HTML · CSS

Backend
Express.js · FastAPI · Node.js

Databases & Data
PostgreSQL · MySQL · Supabase · Prisma

Tools & Platforms
Git · Postman · GCP · VPS · Visual Studio Code · Codex · Claude Code · Figma · Canva

🔭 Current Focus

  • Full-stack product development
  • Applied AI and agentic systems
  • Computer vision
  • Maintainable software architecture

📫 Contact

LinkedIn · Email

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  1. PermaFit PermaFit Public

    2nd Place Winner 🏆 Study 2 Challenge 2025: “Bridging Global Problems: Tech for a Better Tomorrow”.

    TypeScript

  2. domohalla domohalla Public

    electron desktop app combining pomodoro timer with brawlhalla-aware ranked session control

    JavaScript

  3. Upkeep Upkeep Public

    Dart

  4. LapoorPak/LaporPak-Backend LapoorPak/LaporPak-Backend Public

    Backend LaporPak 📱

    TypeScript