Available for new opportunities

Arindam Roy

Full Stack Developer framing the future on the web.

I build sleek, performant products to solve real-world problems. With a deep focus on rapid MVP development and open-source contribution, I craft experiences that are as technically sound as they are visually compelling.

Core Technologies

React

Next.js

TypeScript

Node.js

Rust

Golang

Tailwind CSS

PostgreSQL

View Resume

Featured Work

A collection of products and tools I've built, focusing on speed and user experience.

View All on GitHub

FreeTune

Live

A lightweight, cross-platform desktop music player built with Tauri, React, and Rust that aggregates royalty-free music from various free sources.

Tech Stack2026

Tauri

Rust

TypeScript

React

Tailwind

Airpay

Live

An optimized Model Context Protocol server wrapped around Appwrite database primitives. Provides zero-latency tooling with a 99.9% measured success rate in edge environments.

Tech Stack2024

TypeScript

Bun

Vercel

Appwrite

Syncify

Music streaming architecture reimagined. A bespoke interface connecting directly to Spotify's APIs for real-time social listening, advanced analytics, and queued sessions.

Tech Stack2025

React

Tailwind

Spotify

Toolkit

An upcoming e-commerce engine focusing on curated, high-end lifestyle products. Engineered for headless performance and seamless cross-border stripe integration.

Tech Stack2025

Next.js

Stripe

PostgreSQL

Experience

A summary of where I've contributed.

VA Bear

Head of Engineering

01/2026 - 03/2026India

▹Led development of a real-time hiring and escrow platform for production use.
▹Built the core application architecture with Next.js and Convex.
▹Designed secure escrow payment workflows for transaction safety and trust.
▹Delivered a scalable and production-ready system architecture.

TypeScript

Next.js

Convex

WebSockets

Promote.fun

Tech Lead & Co-Founder

04/2025 - 12/2025India

▹Built the platform from scratch and scaled it to over 16K users.
▹Designed a real-time analytics system for engagement tracking.
▹Integrated Solana USDC payments for fast on-chain transactions.
▹Architected the full stack system including infrastructure and deployment.
▹Led technical roadmap and product decisions.

TypeScript

Next.js

Node.js

Solana

PostgreSQL

Docker

PaisaDekho

Tech Lead

02/2023 - 09/2024India

▹Led a team of 13 engineers across fintech product initiatives.
▹Scaled the platform to over 250K users.
▹Migrated architecture from monolith to microservices.
▹Improved performance, reliability, and deployment pipelines.
▹Architected scalable web and mobile applications.

Docker

Kubernetes

PostgreSQL

Node.js

TypeScript

Gululu Coin

Full Stack Developer

10/2024 - 03/2025India

▹Built real-time gaming systems integrated with the TON blockchain.
▹Implemented secure wallet and transaction workflows.
▹Optimized backend services for high concurrency workloads.
▹Developed event-driven APIs for game and payment events.

Next.js

Node.js

TON Blockchain

TypeScript

TruPay

Full Stack Developer

01/2022 - 02/2023India

▹Built backend services supporting over 100K users.
▹Designed event-driven pipelines using Apache Kafka.
▹Integrated secure banking and compliance systems.
▹Improved reliability and performance across frontend and backend.

Node.js

Kafka

PostgreSQL

TypeScript

BuilderKit

Junior Frontend Developer

01/2021 - 09/2022India

▹Built responsive UI using React.
▹Improved load performance by around 30%.
▹Developed reusable component libraries.
▹Fixed UI bugs and improved UX consistency.

React

JavaScript

HTML

CSS

Writing

Thoughts on software engineering, product development, and design.

March 15, 2026

Designing a system that handled 30 million records a day

A brief overview of this post...

architecturesystem designawsserverless

January 31, 2026

Interface Zero: Why AI is Killing UI/UX and the Dawn of the Digital Escape

A brief overview of this post...

October 24, 2024

Modern Web Development

A brief overview of this post...

DevelopmentWork

Looking for a
development partner?

I frequently partner with individuals and teams to build high-performance products. If you have a project in mind, let's connect and discuss how I can help bring it to life.

Location

Kolkata, IndiaGMT+5:30

Social

GitHub X (Twitter)

Arindam Roy

Full Stack Developer framing the future on the web.

Featured Work

FreeTune

Airpay

Syncify

Toolkit

Experience

VA Bear

Promote.fun

PaisaDekho

Gululu Coin

TruPay

BuilderKit

Writing

Designing a system that handled 30 million records a day

Interface Zero: Why AI is Killing UI/UX and the Dawn of the Digital Escape

Modern Web Development

Looking for a development partner?

Location

Social

Looking for a
development partner?