Full Stack Product Builder

AjinVargheseChandy

Building scalable web products focused on automation, real-time systems, and AI integrations.

REST APIsAuth & JWTRate LimitingPayment IntegrationReal-time SystemsDatabase DesignCI/CDChrome ExtensionsAI IntegrationAsync ProgrammingWeb PerformanceAutomation
Hire Mecareerajin@gmail.com
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02

Reviews

03

Skills

Languages

JavaScriptTypeScriptC#

Backend

ASP.NET CoreASP.NET MVCREST APIsEF Core

Frontend

React.jsNext.jsTailwind CSS

Database

SQL ServerMongoDB

Tools & Concepts

GitGitHubOOPMVC Architecture
04

Technical Experience

Independent Software Developer

2024 – Present

Projects shipped independently, demonstrating full ownership and public deployment.

  • Real-Time Internet Speed Monitor ↗ — Chrome Extension — Engineered and published a performant tool now at 1,000+ active installs. Used Manifest V3 Service Workers to achieve <5% CPU usage and a sub‑1MB package, resulting in a 4.1★ store rating.
  • MongooseNet NuGet Package ↗ — Authored and published a reusable C# library for schema‑flexible data handling in MongoDB. Delivered full XML docs and semantic versioning for drop‑in integration across modern .NET projects.
05

Project

TaskFlow – Full-Stack Project Management App

2026
  • Scalable Architecture — Next.js (React) frontend and ASP.NET Core Web API backend, using modular service-based backend architecture.
  • Real-Time Collaboration — SignalR and ASP.NET Core WebSockets eliminating manual page refreshes for collaborative teams.
  • Auth & Access Control — JWT authentication and role‑based access (Admin/Member) to secure multi‑user workspaces.
  • Polished UI/UX — Mobile‑first, responsive design with Tailwind CSS, skeleton loaders, and optimistic UI updates.