👋 Welcome to my portfolio

Full-Stack Developer building AI-powered applications

I build modern, scalable web applications using React, Next.js, Node.js, and PostgreSQL. Focusing on integrating AI into real-world products — working with APIs, LLMs, and backend systems to create practical, AI-powered applications.

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15+

Projects

2+

Experience

20+

Technologies

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Sajjad Matin

About Me

I'm a passionate full-stack developer specializing in building modern, scalable web applications powered by AI. I love creating practical, intelligent solutions that solve real-world problems — from dynamic frontend experiences with React and Next.js to robust backend systems with Node.js, Express, and PostgreSQL. My focus is on integrating AI, APIs, and LLMs to turn ideas into real, impactful applications.

2+ Years Experience

Professional Developer

15+ Projects Completed

Full-Stack Solutions

React • Next.js • Node.js • Express • Nest.js • PostgreSQL • AI Integration & LLMs

Tech Stack

Work Experience

Fanaven Technology.

Full Stack Developer & Programming Instructor

Jan 2026 - Present

Developed multiple projects, building scalable, real-world applications. Mentored and taught programming to interns, helping them gain practical development experience.

ReactNode.jsExpressNest.jsLaravel
Webify Company.

Full Stack Developer

Aug 2025 - December 2025

Built multiple web applications, including multi-tenant platforms. Collaborated with a team to deliver high-quality, full-stack solutions.

ReactNext.jsNode.jsExpressNest.jsPostgreSQL
Light Code Organization

Frontend Developer

Dec 2024 - June 2025

Developed responsive web applications for various clients. Collaborated with designers to implement pixel-perfect UIs.

Next.jsTailwind CSSTypeScript

Skills & Expertise

Frontend

React
Next.js
TypeScript
React Native

Backend

Node.js
NestJS
Express.js
Rest APIs
Microservices
.Net

Data Base & Storage

PostgreSQL
MySQL
MongoDB
Prisma
Redis
Supabase

AI & ML Integration

OpenAI API
LangChain
Vector DataBases
LLMs
AI/ML model integration
Hugging Face
GPT Models

DevOps & Deployment

Docker
AWS
Vercel
Netlify
CI/CD
GitHub Actions

Featured Projects

EduLearn – Online Learning Platform

EduLearn – Online Learning Platform

EduLearn is a responsive online learning platform built to provide a smooth and interactive experience for students. I developed both the frontend and backend, integrating RESTful APIs, a MySQL database, and HesabPay for seamless payment processing.

React.jsChakra UIFramer MotionLaravelRestAPIMySQLHesabPay
Bamyan Entertainment

Bamyan Entertainment

Bamyan Entertainment is a dynamic event discovery website that highlights concerts, cultural shows, and entertainment experiences, with features for upcoming event browsing and newsletter subscription to keep audiences informed and engaged.

Next.jsTailwind CSSFramer MotionLaravelRestAPIMySQLStripe Payment
Webify — Software Company Website

Webify — Software Company Website

A fully responsive corporate website featuring smooth animations, optimized performance, and a modern brand identity.

Next.jsTailwind CSSFramer MotionNode.jsExpressPostgreSQL
3D Interactive Portfolio

3D Interactive Portfolio

A modern, fully responsive personal portfolio with immersive 3D effects, smooth animations, and optimized performance, showcasing a strong and cohesive brand identity.

Next.jsTailwind CSSFramer Motion
CodeSphere — SaaS Landing Template

CodeSphere — SaaS Landing Template

A clean and minimal SaaS-style landing page template designed for startups and tech companies.

Next.jsTailwind CSS
GameHub — Game Discovery Platform

GameHub — Game Discovery Platform

A cross-platform web app for discovering games with filtering, search, and API-powered game insights.

React.jsChakra UIRawg API
Streamify — Video & Chat Platform

Streamify — Video & Chat Platform

A real-time communication platform supporting video calls, live streaming, and instant messaging.

ReactStream SDKNode.jsExpressMongoDB

Let's Connect

Have a project in mind? Feel free to reach out and let's create something amazing together.

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