Md Irfan Hasan Fahim

Hi, I'm Irfan 👋

Work with Full-Stack Web Applications

mihf05

About

Product-focused developer, delivering high-performance web applications. Specialized in full stack development, real time systems, and cloud-native infrastructure. Proven ability to optimize system performance, lead agile teams, and ship production grade features under tight deadlines. Committed to building reliable, future-ready systems that drive business growth and rapid product delivery.

Services

Web Development

Building custom web applications using Next.js, TypeScript, and user-centric design for optimal performance.

Impact: 40% faster load times, increased conversions

Mobile Applications

Developing cross-platform mobile apps with React Native, Flutter, and Kotlin Multiplatform, including admin controls.

Impact: Deploy once, operate universally

API Development

Creating robust REST and GraphQL APIs with FastAPI, NestJS, and efficient data management.

Impact: Reliable, high-performance APIs

Custom Software Solutions

Designing bespoke platforms and dashboards tailored to specific operational needs.

Impact: Reduced manual tasks, enhanced productivity

AI-Enhanced CRM & ERP

Integrating automations, analytics, and AI assistants into essential business systems.

Impact: Informed decisions, improved team satisfaction

Process Automation

Implementing workflows, notifications, and integrations to streamline repetitive processes.

Impact: Significant time savings at enterprise scale

Skills

Python

JavaScript icon

JavaScript

TypeScript icon

TypeScript

Django

Flask

React

Next.js

React Native icon

React Native

Node.js

Express.js icon

Express.js

NestJS

PostgreSQL icon

PostgreSQL

MongoDB

Prisma

Supabase

Redis

Docker

Kubernetes icon

Kubernetes

AWS (EC2, S3, Polly)

CI/CD

Coolify

Git

GitHub

Swagger

Postman

GraphQL

WebSockets

Microservices

LibreOffice CLI icon

LibreOffice CLI

VS Code

Figma

Work Experience

Self-employed

Jun 2025 - Present

Software Engineer

Built and deployed a SaaS platform using NestJS, Next.js, PostgreSQL, and Redis, with full integration of local payment systems, delivery providers, and SMS gateways for automation and scalability. Developed a complete food delivery system with three apps (owner, delivery, and customer) using Kotlin (KMP) for Android/iOS and Next.js web, all connected to a single NestJS server with MongoDB, featuring real-time tracking, payment processing, and Firebase/custom authentication.

Ryven.co

Mar 2025 - May 2025

Contractual Software Engineer (Backend)

Delivered a full SaaS EdTech platform in 40 days using Next.js, NestJS, Prisma, PostgreSQL, WebRTC, and WebSocket. Led development of the real-time class system, collaborative canvas, and slide builder (Figma/PowerPoint style). Integrated PPTX conversion (LibreOffice CLI), AWS Polly TTS with S3 caching, and Redis Re-Configuration (650ms ➝ 45ms).

Self-employed

Dec 2024 - Feb 2025

Freelance Full-Stack Developer

Built and deployed a high-performance CRM dashboard serving 14+ offline branches, supporting 40,000+ students with 99.9% uptime. Reduced database query load by 30% without Redis caching. Built two separate Node.js backends: Branch Management: handled student transfers, course changes, batch management, and distribution of gifts/books. Results & Exams: Allowed branch managers to create exams, publish results, and provide MCQ analysis.

Apon Gadgets

Sept 2024 - Oct 2024

Contractual Full-Stack Developer

Developed full native web, Android, and iOS apps with React Native, ensuring real-time data synchronization. Built a Next.js-based admin panel with Supabase for backend management and Stripe for secure payment processing. Focused on performance optimization, security enhancements, and ease of use, ensuring seamless admin operations.

Muktir Ghonta

May 2021 - Oct 2024

Web Developer → Chief Technology Officer

Led technological strategies and innovations, driving web solutions to support organizational growth. Conducted impactful research, achieving a Research Interest Score of 6.7, 1.5k+ reads, and 3 recommendations. Provided leadership in tech development, ensuring strategic advancements in web solutions.

Education

United International University

B.Sc. Computer science and Engineering

Tamirul Millat Kamil Madrasah

Higher Secondary & Secondary Education

Contact

Get in Touch

Want to chat? Just shoot me a dm with a direct question on Linkedin and I'll respond whenever I can. I will ignore all soliciting.