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Ahtisham S
@ahtishamshahzad
Level 2
Senior React Native and Expo Engineer, Full Stack and AI Developer
Pakistan
English
About me
Hi, I’m Ahtisham, a mobile and full stack developer with 6+ years of experience building production-ready iOS, Android, web, SaaS, marketplace, and AI products.
I work with React Native, Expo, React.js, Next.js, TypeScript, Node.js, NestJS, PostgreSQL, Supabase, Firebase, Stripe, OpenAI, Claude, Gemini, and n8n.
I can help you build a new product, improve an existing application, fix complex bugs, integrate APIs and AI features, configure payments, optimize performance, and prepare production releases. I focus on clean architecture, transparent communication, and long-term maintainability.
Skills
Ahtisham S
$20/hour
Offline •
Average response time: 1 hour
See my services
Cross-Platform Development
I will fix expo eas build errors and deploy your ios and android app
Cross-Platform Development
I will develop your mobile app using react native and expo
Want to work on an hourly basis?
Tell Ahtisham S what you need.
$20
/
hourPortfolio
Work experience
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Senior Software Engineer
Fiverr • Freelance
Dec 2020 - Present • 5 yrs 7 mos
Senior Software Engineer specializing in building scalable, high-performance web and cross-platform mobile applications using React Native, Next.js, and Node.js. Proven experience delivering production-ready solutions across e-commerce, AI, telehealth, and SaaS platforms, with strong expertise in performance optimization, API integration, and serverless architectures on AWS. Experienced in leading frontend development, mentoring teams, and building applications with a focus on scalability, reliability, and user experience.
39 Reviews
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Rating Breakdown
- Seller communication level
- Quality of delivery
- Value of delivery
1-5 out of 39 Reviews
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Most relevant
jesus_pas
Repeat Client
Spain
The developer successfully implemented the new marketplace pages and adapted the frontend to support the evolving marketplace structure of Blaia. Communication was smooth, feedback was handled professionally, and technical issues were resolved quickly during development. The developer showed flexibility...
Helpful?
jesus_pas
Repeat Client
Spain
The developer successfully implemented the i18n structure, authentication systems, transactional emails, and notification foundations required for the platform. Communication was smooth throughout the process, technical issues were resolved collaboratively, and the delivered structure provides a solid...
Helpful?
jesus_pas
Repeat Client
Spain
Very good experience working together. The developer was responsive, professional, and committed throughout the project. He successfully delivered the requested features and was always willing to make adjustments and improvements when needed. Recommended.
Helpful?
greenjelly
Repeat Client
United Kingdom
Ahtisham has been so helpful and supportive throughout this journey. He is patient and can communicate my vision into the end product. This was always going to be only the beginning, and I am so grateful to have found someone who can grow and scale this project with me. Thank you.
Helpful?
greenjelly
Repeat Client
United Kingdom
The delivery was prompt and the service, as always, was exceptional. Definitely above and beyond support, and I am looking forward to building out a long-term relationship as we continue to build out this project. Thank you so much for all of your support.
$400-$600
Price
6 days
Duration
Helpful?
