Available for new projects

Hi there, I'mMainuzzaman

5+ years building production web applications across e-commerce, enterprise systems, and educational platforms. Transforming ideas into scalable digital products.

Mainuzzaman - Full-Stack Software Engineer

About Me

Building scalable solutions with modern technologies

I am a results-driven Full-Stack Software Engineer based in Dhaka, Bangladesh, with 5+ years of experience building production-ready web applications.

Frontend Excellence

React, Next.js, TypeScript, Redux Toolkit, Tailwind CSS — building responsive, performant interfaces serving 80,000+ users.

🛠️ Backend Mastery

Python, Django, FastAPI, PostgreSQL, Redis, Celery — architecting scalable APIs and background processing systems.

🛒 E-Commerce & Enterprise

Multi-brand e-commerce platforms, ERP systems, inventory management, payment integrations (Stripe, PayPal).

5+

Years Experience

21+

Projects Delivered

80K+

Users Served

100%

Client Satisfaction

📍 Quick Info

LocationDhaka, Bangladesh
Emailmainuzzamanb@gmail.com
AvailabilityOpen to work

Work Experience

5+ years of professional software development

Software Developer

Daffodil International University

Sep 2022 - Present
PythonDjangoFastAPIReactNext.jsPostgreSQL
  • Built and maintained production Django/FastAPI services and React/Next.js web apps
  • Architected e-commerce platform serving multiple business brands
  • Designed background processing pipelines with Celery and Redis

Frontend Developer

Aamartaka.com

Apr 2021 - Jan 2023
ReactNext.jsRedux ToolkitTailwind CSSREST API Integration
  • Developed high-performance web interfaces for financial services
  • Implemented PWA features for offline capability
  • Built responsive designs serving diverse user base

Software Engineer

Kaizer Knitwears Ltd

Nov 2020 - Dec 2022
PythonDjangoPostgreSQLPandasReportLab
  • Designed comprehensive Garments ERP system with role-based access
  • Developed merchandising, fabric, and production management modules
  • Built inventory management with real-time tracking

Web Developer

AR Integration & Solution Ltd

Jan 2018 - Oct 2020
PythonDjangoPostgreSQLMySQLJavaScriptVideo Integration
  • Built Telemedicine Platform with video calls and automated prescriptions
  • Developed Pharma Management System for full supply chain
  • Created Dynamic Job Portal with exam creation and CV generation

Featured Projects

21+ production projects across multiple industries

E-Commerce★ Featured

Daffodil Family E-Commerce Ecosystem

High-traffic multi-brand e-commerce platform with shared core services and configurable branding for multiple business concerns.

DjangoPostgreSQLRedisCelery+2
E-Commerce

Al-Bayt Elegance

E-commerce platform for Islamic fashion with clean shopping experience, secure payments, and real-time inventory management.

ReactFirebaseStripe
View Live ↗
Enterprise

Commercial/Store & Inventory Management

Comprehensive commercial ERP for retail, wholesale, and import-export businesses with multi-warehouse support.

PythonDjangoPostgreSQL
Enterprise★ Featured

Garments ERP System

End-to-end ERP for garment manufacturing with complete production tracking from fabric to finished goods.

PythonDjangoPostgreSQLPandas+1
Enterprise

DIU HRIS AI Suite

HR-facing AI modules for enterprise operations including policy Q&A, document processing, and workforce analytics.

DjangoPythonReactAI/LLM
SaaS★ Featured

Daffodil Central AI

Multi-tenant AI CRM platform enabling 24/7 automated support, lead capture, and internal knowledge search.

DjangoFastAPIPostgreSQLRedis+3
EdTech★ Featured

IOU.ac - International Online University

International e-learning platform serving 80,000+ users with subscription and purchase-based course models.

DjangoFastAPINext.jsPostgreSQL+3
View Live ↗
EdTech

GoEdu.ac

Scalable education platform for instructors and universities with multi-university support and monetization.

DjangoFastAPIPostgreSQLNext.js
View Live ↗
EdTech

DIU Website

Official university digital platform connecting services for 80,000+ students, faculty, and staff.

Next.jsRedux ToolkitTailwind CSSPWA
View Live ↗
EdTech

Global Coursework

London-based platform providing study resources and materials for students worldwide with PayPal integration.

Next.jsRedux ToolkitPayPalFirebase+1
View Live ↗
EdTech

biofideX - Bioscience Education

Modern bioscience learning platform with interactive quizzes, articles, and courses across life science disciplines.

Next.jsTypeScriptSupabase
View Live ↗
EdTech

CPCN - Workshop Management

E-learning platform for child health and nutrition certification with expert-led curriculum.

Next.jsRedux ToolkitTailwind CSSPWA
Fintech

Real Estate & Housing Management

Full-featured platform for property sales, investments, and rental management with financial tracking.

PythonDjangoPostgreSQLReact
SaaS

Secret Elite

Private membership platform with tier-based subscriptions and affiliate commission system.

Next.jsPostgreSQLStripeTypeScript
View Live ↗
Healthcare

Telemedicine Platform

Complete telemedicine solution with video calls, automated prescriptions, and patient management.

PythonDjangoPostgreSQLVideo API
Healthcare

Pharma Management System

Complete pharmaceutical supply chain management with LC tracking and quotation management.

PythonDjangoPostgreSQL
SaaS

Dynamic Job Portal

Full-featured job portal for seekers, companies, and administrators with exam creation.

PythonDjangoPostgreSQLJavaScript
SaaS

WinnSEO AI & Lead Generation

AI-powered Shopify toolkit for SEO content generation and marketing automation.

PythonFastAPIAI/LLMWeb Scraping
SaaS

Social-Earn.AI

Platform connecting brands with content creators through automated workflows and analytics.

Next.jsAI IntegrationAnalytics
Service

Noor Jabal Cleaning

Professional website for Dubai-based cleaning company showcasing residential and commercial services.

Next.js
View Live ↗
Blockchain

DIU Academic Certificate Verification

Blockchain-backed system for issuing and validating tamper-proof academic credentials.

PythonDjangoBlockchainPostgreSQL

And 12 more projects...

My Services

🌐

Full-Stack Web Development

End-to-end web applications from database to UI.

  • Custom web applications (Django, FastAPI, Next.js)
  • REST API development and integration
  • Database design and optimization
  • Admin dashboards
$40-60/hour

Frontend Development

Beautiful, responsive interfaces users love.

  • React/Next.js applications
  • TypeScript development
  • UI/UX implementation from Figma
  • Performance optimization
$35-50/hour
🛒

E-Commerce Development

Custom online stores and multi-vendor platforms built for scale.

  • Custom e-commerce platforms
  • Multi-vendor marketplaces
  • Inventory management systems
  • Payment gateway integration (Stripe, PayPal)
$2,500+ per project
🏢

Enterprise Solutions

Robust systems that scale with your business.

  • ERP systems (manufacturing, retail, wholesale)
  • CRM platforms
  • HRIS and HR automation
  • Inventory management
Custom pricing
🤖

AI Integration

AI-enhanced features for existing products.

  • Chatbot development
  • RAG pipeline implementation
  • LLM integration
  • Process automation
$60/hour

Tech Stack

Technologies I work with

Frontend Development

React.js4+ years
Next.js3+ years
JavaScript/ES65+ years
TypeScript3+ years
Redux Toolkit3+ years
Tailwind CSS3+ years
HTML5/CSS35+ years
Framer Motion2+ years

🛠️Backend Development

Python5+ years
Django5+ years
Django REST Framework4+ years
FastAPI2+ years
PostgreSQL5+ years
MySQL4+ years
Redis3+ years
Celery3+ years

🔧DevOps & Tools

Git/GitHub5+ years
Docker3+ years
Linux4+ years
Vercel3+ years
AWS2+ years

🤖AI & Blockchain

LLM Integration2+ years
RAG Pipelines2+ years
OpenAI API2+ years
Blockchain1+ years

Get In Touch

Contact Information

📍

Location

Dhaka, Bangladesh (GMT+6)

Available for:

FreelanceRemoteConsulting