Zain U.
97% Job Success
Top Rated Plus

FullStack Developer: React Native, ReactJS, TypeScript, Nodejs,MongoDB

🔹 6+ Years of Professional Experience | Top 3% on Upwork 🔹 Expert in React Native, ReactJS, Full-Stack Development 🔹 Proficient with Firebase, MongoDB, Node.js | iOS & Android App Development Welcome to my Upwork profile! I’m Zain ul Abdin, a passionate React Native and ReactJS developer committed to delivering high-quality mobile and web solutions. With over six years of industry experience, I bring a thorough understanding of full-stack development and a proven track record on Upwork. Why Work With Me? ✅ Comprehensive Skill Set: Expertise in building cross-platform mobile apps using React Native, Typescript, and Redux, along with server-side applications in Node.js. Proficient in developing performant web applications with ReactJS, Next.js, and Koa. ✅ Robust Development Practices: I follow best practices in coding, design, and testing, ensuring robust, maintainable, and scalable solutions. My development process integrates continuous feedback to align closely with client objectives. ✅ Effective Communication: Fluent in English, I maintain clear and constant communication, ensuring smooth project flows and adherence to timelines. Services Offered: ✔ Mobile app development for iOS and Android with React Native ✔ Web app development using ReactJS, Next.js ✔ RESTful and GraphQL API development with Node.js ✔ Real-time functionalities with Firebase (Authentication, Realtime Database, Push Notifications) ✔ Custom integrations (Stripe Payment Gateway, location tracking) ✔ Continuous support and updates post-launch Technical Proficiency: - Frontend: React, Next.js, Material UI, TailwindCSS - Backend: Node.js, Express, MongoDB, PostgreSQL - DevOps: GitHub Actions, CircleCI - Others: Prettier, ESLint, Redux-Saga, MobX I am also the founder of Belfrytech, where we specialize in crafting bespoke solutions for a diverse clientele, ranging from startups to established businesses. Our commitment extends beyond delivery, ensuring ongoing support and satisfaction. Interested in discussing your next project? Feel free to contact me for a consultation or a fixed-price proposal. Best Regards, Zain ul Abdin React native developer , Website design, React Developer, Mobile app developer, Full stack developer, ios app developer
Work history

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  • React Native
  • TypeScript
  • Firebase Realtime Database
  • Payment Gateway Integration
  • NodeJS Framework
  • Redux
  • RESTful API
  • Website

Get started working with Zain quickly with these predefined projects.

Get started working with Zain quickly with these predefined projects.

You will get AI application using Chatgpt OpenAI and Midjourney for ios and android

From $100
14 days delivery

You will get ios and android app, mobile app development, mobile apps

From $500
7 days delivery

You will get Fullstack Application using ReactJS/React Native, TypeScript, and Firebase

From $200
5 days delivery


Endorsements from past clients

"I am very happy with the work. The job was everything but easy and required a particular task. Zain really went that extra mile to find a solution. Communication was always friendly, fast, and to the point as well. I can recommend working with him and will order myself again for sure. he is my go to-coding guy now for React Native"

Ali H. | Ali Hassan | MERN Stack Developer
React Native Developer Jun 2022


"Assigned him a project and got exactly what I asked for. Picks up things really fast and gives you the final product exactly as you asked for it. Is polite and has good communication skills and responds to your queries quickly. Looking forward to work with him again. Highly recommended for web designing."

Fahad R. | Short Films Director
Web designing Jan 2021


"Choosing him for project development was the perfect decision that i made . Very responsive person with good communication. Understood my idea clearly. Looking forward to work again . Highly recommended for website designing . "

Soha H. | Electronics Expert
Wordpress Website Design Jan 2021


"Great and respectful person, and he went above and beyond with my project. Great work! I’m coming back to him. Highly recommended! God Bless!"

Sania N. | GeoInformatics Expert
Content For Website Jan 2021