Available for opportunities

Ratan Kumar

I build scalable full-stack systems and AI-powered products — from Spring Boot backends powering real workflows to React interfaces people actually enjoy using. Currently at Amdox Technologies, shipping across the full stack every day.

View My Work ↓ Get In Touch

4+ Companies

6+ Projects

10+ Technologies

AI Integrated

Open to Work

Career

Work Experience

Amdox Technologies

Mar 2026 – Present

Java Full Stack Developer

Build and maintain Java-based full-stack applications covering both frontend UI and backend service logic.
Develop RESTful APIs with Spring Boot, integrated with MySQL to support production business workflows.
Collaborate with senior engineers on code reviews, adopting enterprise-level practices that improved overall code quality.

Codec Technologies India

Mar 2026 – May 2026

Full Stack Developer & Data Analytics Intern

Designed and shipped responsive web interfaces using HTML, CSS, and JavaScript for client-facing products.
Integrated third-party APIs to enable dynamic data rendering and improved user experience.
Worked in Agile sprints, consistently delivering features on time across parallel workstreams.

HexSoftwares

Mar 2026 – Apr 2026

Web Development Intern

Developed a responsive Gym Website and a dynamic To-Do List App using HTML5, CSS3, and JavaScript.
Implemented smooth scroll navigation and persistent task management using browser localStorage.

Codveda Technologies

Feb 2026 – Mar 2026

Python Development Intern

Built 3 Python projects: Calculator with error handling, Number Guessing Game, and a File Word Counter.
Strengthened core Python skills — functions, control flow, file I/O, and exception handling through hands-on learning.

Portfolio

Projects I've Shipped

⭐ Featured

Mehta.AI

Personal AI assistant brand — Python Windows voice assistant + web app with Supabase auth, glassmorphic dark UI, and real-time desktop command relay.

Python Flask Supabase React Vercel

🚀 Live Demo 🐙 GitHub

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⭐ Featured

Agile Task Tracker

A Jira-inspired task management system with JWT authentication, RBAC roles (ADMIN / DEVELOPER / USER), Spring Data JPA, Hibernate ORM, and MySQL backend.

Java Spring Boot MySQL JWT Hibernate

⭐ Featured

ATS Resume Checker

Client-side ATS Resume Tracker & Matcher — parses PDF/DOCX resumes and job descriptions entirely in-browser with PDF.js and Mammoth.js, no server upload, and scores keyword match with a live gauge.

JavaScript Tailwind CSS PDF.js Mammoth.js

🚀 Live Demo 🐙 GitHub

Gym Website

Modern responsive gym landing page with facilities gallery, trainer profiles, testimonials, membership pricing, FAQ, and an interactive contact & login modal.

HTML5 CSS3 JavaScript Responsive

🚀 Live Demo 🐙 GitHub

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To-Do List App

Clean interactive task manager with persistent localStorage data handling. Features smooth add, edit, delete, and task completion toggling.

JavaScript HTML5 CSS3 localStorage

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Book Library

Responsive personal book library web app with real-time search, category filtering, and an intuitive UI to manage and browse your reading collection.

JavaScript HTML5 CSS3 Search & Filter

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Portfolio Website