Sivapalan Mithushan | Full Stack Developer & Software Engineer

Experienced in building scalable web and mobile applications, admin dashboards, and inventory systems using React, Next.js, TypeScript, Node.js, PostgreSQL, and Firebase. Skilled in REST API development, database design, and creating responsive, user-friendly interfaces.

View My Work→

15+Projects Done

1+Years Exp.

•React

•Next.js

•TypeScript

•Tailwind CSS

•Node.js

•Python

•PostgreSQL

•MongoDB

•Docker

•AWS

•GraphQL

•FastAPI

•Express.js

•Django

•Redis

•CI/CD

•Git

•HTML5

•CSS3

•React Native

•Flutter

•WebSockets

•REST API

•React

•Next.js

•TypeScript

•Tailwind CSS

•Node.js

•Python

•PostgreSQL

•MongoDB

•Docker

•AWS

•GraphQL

•FastAPI

•Express.js

•Django

•Redis

•CI/CD

•Git

•HTML5

•CSS3

•React Native

•Flutter

•WebSockets

•REST API

120%

Average client satisfaction increase through technical optimization.

Crafting Digital
Excellence.

My name is Sivapalan Mithushan, and I'm a dedicated Full Stack Developer and Software Engineer. My journey began with a curiosity about solving real business problems. Now, I build scalable web and mobile apps, admin dashboards, POS systems, and inventory platforms used in production.

I write clean, maintainable code and design systems balancing performance, usability, and scalability. From role-based dashboards to real-time features, I focus on both technical detail and business value.

For me, great engineering means understanding needs, collaborating closely, and delivering reliable, user-friendly solutions. I work end-to-end, from frontend to backend, always with the bigger picture in mind.

Location

Sri Lanka / Remote

Specialty

Full-Stack Web & Mobile Applications

Expertise Stack

A comprehensive set of tools and technologies I've mastered to deliver exceptional digital products.

Frontend Development

React85%

Next.js88%

TypeScript82%

Tailwind CSS90%

Backend Development

Node.js80%

Express.js78%

Firebase Functions75%

REST APIs85%

Database & Backend Systems

PostgreSQL80%

MongoDB72%

Supabase78%

Database Design82%

Realtime, Tools & Workflow

Socket.io78%

Git & GitHub85%

Vercel82%

AI-Assisted Development88%

Professional Journey

A track record of delivering high-impact solutions for world-class organizations and innovative startups.

Apr 2025 - Present

Full-Stack Software Developer

Accron Revolutions, Sri Lanka / Hybrid

Building and maintaining production-grade delivery platforms and POS ecosystems with a strong focus on frontend architecture and real-time systems.

Developed admin and merchant dashboards using Next.js and TypeScript for delivery and POS platforms
Implemented role-based access control (RBAC) to secure administrative and merchant operations
Built real-time order tracking and status updates using Socket.io
Developed delivery zone management tools with interactive map integration
Integrated PayHere payment gateway for subscription-based promotions
Reviewed and refined AI-generated code to ensure performance, security, and maintainability

Next.jsTypeScriptNode.jsPostgreSQLSocket.ioFirebase

Feb 2025 - Apr 2025

Full-Stack Developer

CoulfieEats, Sri Lanka / Onsite

Worked on inventory management and internal tooling for multi-platform e-commerce operations.

Built an inventory management system integrated with Daraz and WooCommerce APIs
Implemented real-time inventory synchronization across multiple sales channels
Designed optimized PostgreSQL schemas and trigger-based workflows
Developed internal dashboards to improve stock visibility and operational efficiency

ReactNode.jsPostgreSQLREST APIs

Aug 2024 - Feb 2025

Full-Stack Developer Intern

Accron Revolutions, Remote

Contributed to POS systems and internal dashboards while gaining hands-on production experience.

Built responsive UI components using Tailwind CSS and modern React patterns
Assisted in debugging and resolving production issues
Collaborated with senior developers on API improvements and feature development

ReactTailwind CSSNode.jsFirebase

Selected Works

Pushing boundaries through code and design.

A production-ready admin dashboard and operations management system for a delivery platform, providing real-time visibility and centralized control over merchants, riders, customers, orders, and system configurations.

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Enterprise Platform

MOTTOZ Admin Dashboard

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#Next.js#TypeScript#PostgreSQL#Socket.io+2

A merchant-facing dashboard designed for multi-vendor delivery platforms, enabling merchants to manage orders, products, branches, promotions, and reports in real time without relying on platform administrators.

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Enterprise Platform

MOTTOZ Merchant Dashboard

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#Next.js#TypeScript#Socket.io#PostgreSQL+1

A professional e-commerce platform with a public-facing website, secure admin dashboard, and integrated POS system for managing tech and educational products.

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Web App

Top Tec

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#Next.js#TypeScript#Supabase#POS System+2

A multi-page marketing and product catalog website for a wholesale distributor, featuring brand partners, searchable product listings, news updates, and Firestore-backed inquiries.

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Marketing Website

PSTM Marketing Website

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#Next.js#TypeScript#Firebase#Firestore+3

A secure admin dashboard for managing categories, companies, products, news, and customer enquiries with Firebase-backed CRUD and media uploads.

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Admin Dashboard

PSTM Admin Dashboard

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#Next.js#TypeScript#Firebase Auth#Firestore+3

An admin dashboard built while completing the official Next.js App Router course, showcasing authentication, invoice management, and revenue analytics using a Postgres-backed data layer.

View DetailsLive

Educational Project