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Português
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Ahtisham S
@ahtishamshahzad
Level 2
Senior React Native and Expo Engineer, Full Stack Backend and AI Developer
Paquistão
Inglês
Sobre mim
I help startups and businesses build production-ready iOS and Android apps using React Native and Expo, supported by scalable web platforms, secure Node.js and NestJS backends, cloud infrastructure, and practical AI integrations. With 7+ years of experience, 35+ MVPs delivered, and products used by 57M+ users, I deliver high-performance products with clean architecture, App Store and Google Play deployment, AWS, OpenAI, Claude, Gemini, and long-term support.
Habilidades
Ahtisham S
US$ 20/hora
offline •
Tempo médio de resposta: 1 hora
Conheça meus serviços
Desenvolvimento Multiplataforma
I will fix expo eas build errors and deploy your ios and android app
Desenvolvimento Multiplataforma
I will develop react native ios and android mobile apps for startups
Quer trabalhar com remuneração por hora?
Diga a Ahtisham S o que você precisa.
US$ 20
/
horaPortfólio
Experiência profissional
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Senior Software Engineer
Fiverr • Freelance
Dec 2020 - Present • 5 yrs 8 mos
Working as an independent software engineer, I build production-ready mobile applications, web platforms, SaaS products, backend systems, and AI-powered solutions for startups and businesses worldwide. My primary expertise is React Native and Expo development for iOS and Android. I handle mobile architecture, responsive interfaces, API integrations, authentication, payments, subscriptions, push notifications, real-time features, performance optimization, testing, Expo EAS builds, and App Store and Google Play deployment. I also develop Next.js and React web applications, Node.js and NestJS APIs, PostgreSQL databases, admin dashboards, multi-tenant platforms, and AWS cloud infrastructure. My AI experience includes OpenAI, Claude, Gemini, RAG systems, chatbots, virtual assistants, and workflow automation. With 7+ years of professional experience, I have delivered 35+ MVPs and contributed to products used by 57.8M+ users. I manage the full development lifecycle—from product planning and architecture to deployment, communication, and long-term support.
39 Avaliações
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1-5 fora das 39 avaliações
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jesus_pas
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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...
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jesus_pas
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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...
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jesus_pas
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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.
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greenjelly
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Reino Unido
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.
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greenjelly
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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.
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Tempo
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