Available for Work

Hi, I'm
Ranjith Kumar

Full Stack Developer

Building scalable SaaS platforms and high-performance web apps using React.js, Next.js & modern JavaScript. 3+ years across global clients.

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50+ Projects
4.9★ Fiverr Rating
3+ Years Exp.
Ranjith Kumar
⚡ Fast Delivery
🌍 Global Clients
4.9
60+ Orders 55+ Clients

Where I've Worked

Experience

Fullstack Developer

Invent SoftLabs  ·  Chennai

Jun 2026 – Present Current
40% Maintainability
30% Dev effort saved
35% Faster loads
  • Migrated enterprise modules from Angular 10 to React, improving code maintainability by 40%.
  • Built reusable component library with React Hooks, cutting development effort by 30%.
  • Optimised rendering through code refactoring, achieving 35% faster load times.
React.jsTypeScript Node.jsRedux Toolkit

Frontend Developer

Vakilsearch  ·  Chennai

Dec 2025 – May 2026
10K+ Active users
15+ APIs integrated
25% Load time drop
  • Maintained React.js dashboards for 10,000+ users, boosting billing workflow efficiency by 30%.
  • Integrated 15+ RESTful APIs for GST filing, reducing manual processing by 40%.
  • Improved SSR & frontend performance, cutting page load time by 25%.
  • Deployed 7+ WordPress sites with custom themes and automated lead capture.
React.jsRedux Toolkit REST APIsWordPressSSR

Freelance Web Developer

Fiverr Profile  
Mar 2022 – Jun 2025
50+ Projects
55+ Clients
4.9★ Fiverr rating
  • Delivered 50+ production-ready websites for international SaaS, education & service clients.
  • Integrated REST APIs and third-party services for dynamic, interactive frontends.
  • Operated Ranco Technology — custom web solutions for startups and institutions.
React.jsNext.js Tailwind CSSPHPMySQL

What I Work With

Skills & Technologies

Frontend

HTML5 CSS3 JavaScript React.js Next.js Tailwind Bootstrap Material UI

Backend & DB

Node.js PHP MySQL PostgreSQL MongoDB

State & APIs

Redux Toolkit Context API REST APIs React Hooks Async Fetch

Tools & CMS

Git GitHub WordPress Shopify Strapi Vercel Netlify

My Work

Featured Projects

Siddhars Institution
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Siddhars Institution

Full-stack admission management system — student portal, fee tracking, and admin dashboard.

React.jsBootstrapPHPMySQL
Pech Weg
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Pech Weg

Accident assistance platform (Netherlands) — redesigned admin dashboard with fully responsive UI.

React.jsTailwind CSS
Sol Sprint
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Sol Sprint

Web3 wallet connect platform — Phantom, Solflare, Backpack & MetaMask with Google Sheets logging.

React.jsWeb3JavaScript
Woterz
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Woterz (USA)

Production-level water solutions website — fully responsive with SEO & performance optimisation.

React.jsTailwind CSSSEO
Prime Self Driving Cars
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Prime Self Driving Cars

Modern car rental website — vehicle showcase, responsive design, and easy booking flow.

React.jsTailwind CSS
Private

Bharath Primary School

Complete school website from scratch — established the school's first digital presence.

React.jsTailwind CSSVercel
Fiverr
4.9

Client Reviews

What Clients Say

Trusted by 55+ clients across 15+ countries.

Let's Work Together

Got a project in mind?

Open to freelance work and collaborations. Let's build something great.

ranjithkumar31072002@gmail.com