MasumDev

Full Stack Developer

Top Rated Freelancer • 160K+ Earnings • 400+ Projects Delivered

Building Modern SaaS Platforms,Marketplaces & Dashboards

I build modern SaaS platforms, dashboards, marketplaces, and business applications using Next.js, React, MongoDB, and scalable backend architecture.

160K+

Freelance Earnings

400+

Projects Delivered

22K+

Hours Worked

Top Rated

Upwork & Fiverr

Featured Work

Recent Projects

A selection of full-stack web applications, SaaS-style platforms, and business-focused products I have built.

TaskForge
Featured Project

TaskForge

A micro-task marketplace with Stripe payments, freelancer proposals, client dashboards, and admin management.

Next.jsMongoDBStripeBetter AuthHeroUI
ToyTopia
E-Commerce Platform

ToyTopia

A full-featured toy marketplace where users can browse products, manage inventory, and explore category-based collections through a responsive user experience.

View Case Study →
AssetVerse
Asset Management System

AssetVerse

Enterprise asset management system with role-based access, tracking, and reporting.

View Case Study →
StudyNook
Learning Platform

StudyNook

Online study and learning platform with course management and interactive features.

View Case Study →

Services

Building Products That Solve Real Business Problems

From SaaS platforms to custom business applications, I help companies build reliable, scalable, and user-friendly products.

01

Full Stack Web Applications

End-to-end web applications built with Next.js, React, MongoDB, and scalable backend architecture.

Authentication & Authorization
Database Design
Admin Dashboards
Role-Based Systems
02

SaaS Product Development

Modern SaaS platforms with subscriptions, user management, dashboards, and business workflows.

Multi-user Systems
Subscription Billing
Analytics Dashboards
Scalable Architecture
03

Frontend Development

Fast, responsive, and conversion-focused user interfaces designed for modern web products.

Responsive Design
Premium UI
Performance Optimization
Accessibility
04

Backend & API Development

Secure APIs, database integration, payment systems, and business logic implementation.

REST APIs
MongoDB
Stripe Integration
Server Architecture

Tech Stack

Tools I Use to Build Modern Web Products

I work with a focused JavaScript stack to build fast, scalable, and production-ready applications for real business use cases.

Next.js

Framework

React

Frontend

JavaScript

Language

MongoDB

Database

Express.js

Backend

Tailwind CSS

Styling

Stripe

Payments

Motion

Animation

Why Work With Me

Building Products With Business Context

My background combines freelance business experience with modern full-stack development, allowing me to build applications that are not only functional but also aligned with real business goals and user needs.

Business & Development Experience

After completing 400+ freelance projects and working with businesses worldwide, I understand both technical implementation and real business requirements.

Modern Full Stack Development

I build modern web applications using Next.js, React, MongoDB, Express.js, Tailwind CSS, HeroUI, and scalable backend architectures.

UI That Feels Premium

I focus on creating clean, responsive, and polished interfaces that feel modern, intuitive, and production-ready across all devices.

Professional Project Delivery

Clear communication, structured workflows, reliable updates, and attention to detail ensure projects move smoothly from idea to launch.

Abdullah Masum

400+

Freelance Projects

160K+

Career Earnings

22K+

Hours Worked

Top Rated

Upwork & Fiverr

About Me

Building Modern Products With Business Experience

I'm Abdullah Masum, a Full Stack Developer focused on building modern web applications using Next.js, React, MongoDB, Express.js, Tailwind CSS, and scalable SaaS architecture.

Before moving into full-stack development, I worked with hundreds of businesses through Upwork and Fiverr. That experience taught me how real companies operate, what users expect, and how technology should support business goals.

Today, I combine technical skills with practical business understanding to build applications that are fast, scalable, user-friendly, and production-ready.

Learn More About Me

Let's Build Something Great

Have a Project in Mind?

Whether you need a SaaS platform, business application, hiring system, dashboard, or custom web solution, I'd love to discuss your project.