
Hello! I am Md Samsel Arfin, a passionate MERN Full Stack Developer with a strong foundation in modern web development. I hold a Bachelor’s degree in Computer Science & Engineering from Green University of Bangladesh. My core expertise is building scalable, high-performance web applications with a focus on premium aesthetics and clean user experiences.
Currently, I am working at Softvance Agency IT (a sister concern of Betopia Group) as a running MERN Stack Developer. In this role, which I have held for 1.5 years, I also serve in Frontend Lead and Assistant Lead positions, helping coordinate development workflows and guiding frontend architectures.
Along with MERN stack, I am currently building full stack applications using the T3 Stack (Next.js, tRPC, Prisma, PostgreSQL), and scaling modern backend systems with NestJS. I am always eager to expand my knowledge base to stay at the cutting edge of modern software engineering.
Specialized in responsive application structures using client frameworks and building robust databases.
Proficient in modern utilities, version control systems, design tools, and project coordinators.
Programming Hero
IEEE CSSBC
Certificate Course
Certificate Course
Ready to bring your ideas to life with cutting-edge technology and gorgeous, responsive web experiences?
Years of Experience
MERN Stack & Lead positions
Completed Projects
Fiverr contracts & Web solutions
Happy Clients
Fiverr & direct client appreciation
Technologies Mastered
Frontend, backend & design utilities
A visual overview of my technical expertise and proficiency across frontend, backend, database systems, and SaaS integration platforms.
HTML
CSS
JavaScript
TypeScript
Bootstrap
React.js
Next.js
Redux.js
Tailwind CSS
Firebase
ReactRouter
MongoDB
Express.js
Node.js
GSAP
JWT
T3 Stack
Prisma
PostgreSQL
Supabase
ConvertKit
Auth0
Xero

A multi-tenant SaaS restaurant application built with Next.js and NestJS. Integrates PostgreSQL via Prisma ORM for data modeling, custom subdomains, Stripe subscription handling, and a management dashboard for restaurant owners.

ShopSpark AI is a smart e-commerce studio platform powered by OpenAI. It allows clients to generate marketing material, copywrite product listings automatically, and analyze customer behaviors dynamically.

Ponteggi Bridge is a beautiful Italian bridge-construction showcase website. Built with React and styled with Tailwind CSS, it features rich visual designs, clean structural components, and responsive grid layouts.

E Com Zone is a modern, responsive e-commerce website built with Next.js, TypeScript, and Tailwind CSS. It integrates secure user authentication, dynamic product management, and a streamlined shopping experience.

Meeting rooms, built with React, Redux, and Node.js. It features secure authentication via NextAuth, dynamic room availability, and booking management. The backend uses Express and MongoDB for data handling, with Axios for seamless API integration.

SAR Shop Frontend is a responsive e-commerce application for clothing and electronics. Built with React, HTML, CSS, Tailwind CSS, and DaisyUI, it offers a sleek design, Firebase authentication, and seamless API integration via Axios.

SA Food Restaurant leverages technologies such as React, Tailwind CSS, and DaisyUI. The backend integration with Express and MongoDB ensures data handling, while Firebase handles secure authentication and Stripe manages payment processing.

A digital services platform for hospital services, including general medicine, surgery, emergency services, and specialized medical care portals.

Job Hunter is a platform that helps users search for their dream job by filtering through various categories.
As part of the Programming Hero Level course, I have mastered the MERN stack (MongoDB, Express.js, React, Node.js). This program equips me with the skills to build dynamic and scalable web applications. I have learned key technologies like TypeScript, Mongoose for data modeling, Redux for state management, Next.js for server-side rendering, GraphQL for APIs, PostgreSQL for database management, AWS for cloud services, Docker for containerization, and Unit Testing to ensure software quality.


Gained comprehensive knowledge about the essentials of Software Quality Assurance (SQA) and Test Automation. Worked on creating real-world projects, including a web application that visualizes Spotify statistics. Learned to apply industry-standard testing tools and automation scripts to ensure codebases perform reliably.
Completed an advanced certification course in Microsoft Word, focusing on template creation, layouts, style libraries, and professional document management systems to improve workflow efficiency.


Acquired key skills in advanced data analysis, using Excel's pivot tables, multi-logical formulas, visualization utilities, and macros to compile reports and support data-driven decision-making.
Acquired hands-on experience in building and programming hardware automation systems. Focus areas included micro-controllers, actuators, and writing automation scripts using Python and C++.

Serving as MERN Stack Developer, Frontend Lead, and Assistant Lead. I help coordinate development workflows, guide key frontend architectures with React, Next.js (T3 Stack), and NestJS, and collaborate on database design and backend APIs.
Completed a specialized full-stack course focusing on building production-grade web applications, advanced data modeling, deployment, and testing.
Leveraging MongoDB, Express, React, and Node.js to deliver clean, custom web solutions and API integrations for client contracts.
Specialized in building and customizing WordPress web instances to meet specific client requirements and optimize SEO page speeds.
Created and monitored custom SEO, SEM, SMM, and email marketing campaigns for e-commerce client groups.
Graduated with CSE core topics: algorithms, data structures, software engineering, databases, and network architectures. Gained hands-on experience through project presentations and lab work.
Science group concentration. Developed deep analytical capability, problem solving skills, and a baseline interest in computational sciences.
Completed general secondary curriculum with science subjects, fostering team skills and scholastic excellence.

In this post, I dive into how to build a scalable web application using the MERN stack...
11/15/2024
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Learn how to implement secure user authentication using JSON Web Tokens (JWT) in Node.js...
11/10/2024
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Explore various performance optimization techniques in React to make your applications faster...
11/5/2024
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Discover how Redux Toolkit simplifies state management in React applications...
11/1/2024
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Learn the basics of creating a full-stack e-commerce application using Next.js...
10/25/2024
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Explore how TypeScript enhances React development with type safety and better tooling...
10/20/2024
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