Arvin Arun Dcosta (home)

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Everything I've built and shipped, each with a case study. Filter by category, or by the tech you care about.

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Showing 3 of 3 projects

  • The Topics view of a group chat: five topic lanes, each with its title, latest message, participants, message count, and mute, rename and merge buttons

    AI / ML · Live · Oct 2026

    SynChat

    A messenger whose group chats sort themselves into topics as each message arrives, with no threads to start.

    • React
    • TypeScript
    • Vite
    • Tailwind CSS
    • Zustand
    • +15
  • Learning room in dark mode with the call panel, the exchange goals and the shared code editor showing program output

    Web App · Live · Oct 2026

    SkillSwap

    A peer-to-peer skill exchange: get matched with someone who can teach what you want to learn, agree a plan, and meet in a live learning room.

    • React
    • TypeScript
    • Vite
    • Tailwind CSS
    • TanStack Query
    • +16
  • Crime map centred on Mumbai with clustered report markers, crime type filters, a standard/satellite switch and a heatmap toggle

    Web App · Live · Oct 2026

    SafetyWatch

    Community crime reporting: file a report with or without an account, follow it with a tracking ID, and explore verified incidents on a list, a map and charts.

    • Next.js
    • React
    • TypeScript
    • Tailwind CSS
    • Radix UI
    • +11