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Nederlands
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Haseen
@haseen_ullah11
Building responsive MERN stack web applications
Pakistan
Engels, Urdu
Over mij
I’m a professional Full-Stack Developer specializing in the MERN Stack, with expertise in building scalable, secure, and high-performance web applications. I develop modern frontend and backend solutions, RESTful APIs, e-commerce platforms, payment integrations, and robust database systems using MongoDB and MySQL. I also work with AI and Machine Learning to build intelligent, scalable, and user-focused applications. My focus is on clean architecture, maintainable code, strong security, and delivering reliable solutions that meet real business needs
Skills
Haseen
offline •
Gemiddelde reactietijd: 1 uur
Bekijk mijn diensten
Overige bouwers
I will build a responsive business website using mern stack
Shopify
I will develop a professional full stack web application
Portfolio
Werkervaring
Full stack developer
NASTP • Fulltime
Jul 2026 - Present • 1 mo
Full Stack Developer National Aerospace Science & Technology Park (NASTP) Worked as a Full Stack Developer at the National Aerospace Science & Technology Park (NASTP), where I designed, developed, and maintained scalable web applications from concept to deployment. Collaborated with cross-functional teams to build secure, responsive, and high-performance solutions that streamlined business operations and enhanced user experience. Key Responsibilities: * Developed responsive front-end applications using HTML5, CSS3, JavaScript, React.js, and Bootstrap. * Built robust back-end services and RESTful APIs using Node.js, Express.js, and PHP/Laravel. * Designed and managed relational databases using MySQL and PostgreSQL. * Integrated third-party APIs, authentication systems, and payment gateways. * Implemented role-based access control, data validation, and security best practices. * Optimized application performance, fixed bugs, and improved system scalability. * Used Git/GitHub for version control and collaborated using Agile development methodologies. * Deployed and maintained applications on cloud hosting platforms and Linux servers. Key Achievements: * Successfully delivered multiple enterprise-level web applications within project deadlines. * Improved application performance and user experience through optimized code and database queries. * Developed secure, scalable, and maintainable software solutions aligned with organizational requirements. * Collaborated effectively with designers, QA engineers, and stakeholders to ensure high-quality product delivery. Technologies Used: React.js, JavaScript, HTML5, CSS3, Bootstrap, Node.js, Express.js, PHP, Laravel, MySQL, PostgreSQL, REST APIs, Git, GitHub, Linux, and Cloud Deployment.
Full stack development project
web.dev • Freelance
Jul 2026 - Jul 2026 • 0 mos
Worked as a MERN Stack Developer, designing and developing responsive, high-performance web applications using MongoDB, Express.js, React.js, and Node.js. Built RESTful APIs, integrated databases, implemented authentication systems, fixed bugs, and optimized application performance. Collaborated with team members to deliver scalable, secure, and user-friendly solutions while following clean coding practices and meeting project deadlines.
MERN Stack Software Engineer
Web3 Digital Marketing • Freelance
Jun 2026 - Jun 2026 • 0 mos
Designed and implemented scalable web applications using the MERN stack. Developed frontend interfaces with React.js, backend services using Node.js and Express.js, managed MongoDB databases, integrated external APIs, and optimized application performance while ensuring clean, maintainable, and secure code.
