
Raza Mustafa
Level 1
Flutter Developer AI Mobile Apps Web Apps and Automation Expert
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Work experience
Full Stack Web & Mobile App Developer
Upwork • Freelance
Jun 2025 - Present • 1 yr 5 mos
Full Stack Web & Mobile App Developer with experience building scalable SaaS platforms, eCommerce systems, and media-based applications including music players. Skilled in developing high-performance web apps using the MERN stack (MongoDB, Express.js, React.js, Node.js) and cross-platform mobile apps with Flutter. Delivered end-to-end solutions for international clients on Upwork, including SaaS dashboards, subscription-based platforms, online stores, and streaming/music applications. Strong experience with REST APIs, payment gateway integration, authentication systems, and cloud deployment. Focused on clean, maintainable code, responsive UI/UX, and performance optimization to ensure reliable, user-friendly products that scale with business growth.
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jcarb418

United States
Exceptional developer and a true partner for our dashboard project. Delivers top-quality work ahead of schedule with great attention to detail. Seamlessly built our 12-week moving trends dot plot and fine-tuned complex metrics. Highly recommended!
Seller's Response

videoeditonline

United States
Awesome! Raza worked miracles for us and our application. Moving on to project #2 with Raza
Seller's Response
sahadch

Canada
Amazing work for my Pearson Vue exam portal ! Highly recommended! Thank you
Seller's Response
jcarb418

United States
Did a great job, quick, efficient and quality work. thank you
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tusharethara

India
Seller's Response
