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  • Cllasify
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avvjt/README.md

Hey πŸ‘‹ I'm Abhijit Biswas

Full-Stack Developer | Ex-Android | MERN / React Native | Cloud & DevOps

πŸš€ Building scalable products β€’ 🎯 Focused on backend architecture β€’ πŸ’‘ Learning every day


πŸ§‘β€πŸ’» About Me

I started my journey in tech as a curious hacker β€”
Kali Linux, networks, exploits… understanding how systems work and how they break.
That curiosity evolved into engineering β€” from native Android β†’ React Native β†’
full-stack MERN & distributed backend systems.

Currently working remotely at a NY-based startup. Open to full-time roles where I can
design architecture, write clean code, and ship real business value.


🧠 Tech Arsenal

Languages

Java β€’ JavaScript β€’ TypeScript β€’ Python β€’ SQL β€’ XML β€’ HTML β€’ CSS

Frontend

React β€’ SolidJS β€’ Next.js β€’ Redux β€’ Tailwind β€’ Material UI β€’ Three.js β€’ GSAP

Backend

Node.js β€’ Express β€’ REST APIs β€’ JWT/OAuth2 β€’ Middleware β€’ API Rate-Limiting

Databases

MongoDB β€’ PostgreSQL β€’ tbDatabase β€’ ScylerDB

Mobile

Android (Java) β€’ React Native

DevOps & Cloud

AWS β€’ GCP β€’ Firebase β€’ Docker β€’ GitHub Actions β€’ Nginx β€’ PM2

Core CS

System Design β€’ DSA β€’ OS Concepts β€’ Distributed Systems
Database Optimization β€’ Security β€’ Web Protocols β€’ Microservices


🏒 Experience

Full-Stack Developer β€” ConnectAide, New York (Remote)
Sep 2024 – Present

  • Microservices with Node.js + Express using JWT/OAuth2 authentication and rate-limiting
  • Optimized schemas across MongoDB, PostgreSQL, tbDatabase, ScylerDB
  • Automated CI/CD & serverless flows using AWS Lambda, CloudFront, S3, Amplify
  • Crafted interactive UI using React / SolidJS, Three.js + GSAP animations

πŸ”₯ Featured Projects

Project Stack Live Code
Consulting Website + CMS Next.js, TS, Tailwind, Node.js influidity.com GitHub: Consulting-influidity
LeadSeeder SaaS Platform Next.js, TS, Auth, Payments leadseeder.co GitHub: seed
Private Capital Admin Panel Node.js, React, PostgreSQL dnhfintech.com GitHub: castle
Shopkeeper POS App Flutter β€” GitHub: Pos
Chat App (Android) Java, XML β€” GitHub: Cllasify
Utility Tools Multi-stack β€” GitHub: Volume + more

🎯 What I’m Open To

βœ” Full-time backend / full-stack roles
βœ” Solving large-scale product challenges
βœ” Working with great engineering teams
βœ” Remote / Hybrid opportunities


πŸ“« Let's Connect!

β€’ 🌍 Kolkata, India
β€’ βœ‰οΈ avvjit@gmail.com
β€’ πŸ”— linkedin.com/in/avvjt
β€’ πŸ§‘β€πŸ’» github.com/avvjt


β€œKeep hacking. Keep learning. Keep shipping.” πŸš€

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  1. Consulting-influidity Consulting-influidity Public

    TypeScript 1

  2. itinerary itinerary Public

    TypeScript

  3. car_scanner-main2 car_scanner-main2 Public

    Dart

  4. speed speed Public

    Dart

  5. Cllasify Cllasify Public

    Dream project

    Java 1

  6. Volume Volume Public

    The user faced a problem with their phone's loose volume key, prompting them to create a basic Android app. By clicking the app's icon, users can trigger the volume hardware for easy control withou…

    Java 1