FULL
STACK

DEVELOPER

Who i am? I'm a Self-taught Full-Stack JavaScript Developer with 6+ years of professional experience. Specialized in React, Next.js, and NestJS. Worked with 500+ clients as an independent developer and entrepreneur, handling everything from planning to deployment. Strong problem-solving skills, fast learner, and clear communicator with proven commitment to growth and results.

My skillset

Recent Projects

Love using Next.js for its seamless server-side rendering, fast performance, and built-in SEO benefits, it's my go-to for creating dynamic, user-friendly web apps.

React brings flexibility to building dynamic UIs for both web and mobile. It's at the heart of my Next.js projects and React Native apps, making development smoother and more intuitive.

NestJS is my go-to framework for building scalable, maintainable backend applications. Its modular architecture and TypeScript-first approach make it perfect for creating robust APIs and microservices.

Three.js is another world! But in short it lets me create stunning 3D graphics in the browser, delivering immersive and interactive experiences!

JavaScript forms the backbone of my web development skills, empowering me to create interactive and dynamic features that enhance user experiences.

With its versatility, I can seamlessly integrate complex functionalities and optimize performance across various projects.

Expo makes React Native development a breeze. I use it for both web and mobile apps, and the development tools and deployment process are incredibly smooth.

Using Git & GitHub streamlines my workflow, providing excellent version control and collaboration tools that keep my projects organized and efficient.

Prisma is my preferred ORM for Node.js and TypeScript projects. Its type-safe database queries and intuitive schema management make database operations seamless and reliable.

PostgreSQL is my go-to relational database. I love its reliability, performance, and advanced features like JSON support and full-text search.

Turborepo is my go-to build system for managing monorepos. Its intelligent caching and parallel execution make building and deploying multiple packages incredibly fast and efficient.

TypeScript adds type safety to my JavaScript projects, making my code more reliable and easier to maintain. I use it for both frontend and backend development to catch errors early.

Shadcn brings elegant, accessible UI components to my projects, making it easy to build beautiful and consistent interfaces.

Tailwind CSS is my styling powerhouse - I like how it facilitates building responsive designs quickly. The utility-first approach makes prototyping fast and keeps my styling clean and organized.

More than just a web developer, creativity is at the core of my work.

Work

Full-stack solutions engineered with attention to detail, performance optimization, and long-term scalability, built to support complex requirements and deliver reliable results in real-world environments.

01.

Design & Develop an AI Tools directory with AI-powered Search / Filters.

DesignDevelopmentAI Integration

THE TOP
AI TOOLS

02.

A web developer at Lincoweb, a digital solutions agency.

Web DevelopmentSEOAutomations

LINCOWEB
AGENCY

03.

Author of The roadmap to success as a developer.

E-BookLearn to codeRoadmap

PROGRAMMER
ACADEMY

04.

Creator of NotifyThem, a SaaS for sending web notifications.

Web NotificationsSaaSCross-Platform App

NOTIFY
THEM

Want to see more?

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Mountassir Selmani

Full-Stack Developer & Software Engineer

Morocco-based • 6+ years Experience • Specializing in React, Next.js, and NestJS

Mountassir Selmani is a 20-year-old full-stack developer and software engineer from Morocco with over 6 years of professional experience in web development and software engineering.

Starting his programming journey at age 14, Mountassir is a self-taught developer who has built a successful career without formal computer science education. His expertise spans modern web technologies including React, Next.js, NestJS, ThreeJS, and TypeScript.

Professional Achievements

• Secured first paid development project at age 16
• Built SaaS applications serving clients across US, Europe, and globally
• Content creator sharing programming knowledge on social media
• Mentor helping aspiring developers start their programming journey

Known for his rapid learning ability and practical approach to software development, Mountassir has worked with high-profile clients and international brands. He combines technical expertise with a passion for education, regularly sharing insights about programming and software development best practices.

His specializations include full-stack web development, SaaS product development, API design, and modern frontend frameworks. Mountassir is particularly recognized for his work with React ecosystem technologies and his ability to deliver scalable, performant web applications.

DROP ME A MESSAGE

Contact Detailscontact@mrmontasir.com

SocialsTwitter Instagram LinkedIn

LocationBased in Morocco / Tangier

FULLSTACK