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Jagwinder Singh
@jag_iapp
Vetted Pro
Level 2
Expert Professional of AI Mobile App Developer and Web Development
Índia
Inglês, Hindi, Panjabi
Verificado pelo Fiverr Pro
Jagwinder Singh foi selecionado pela equipe do Fiverr Pro considerando sua experiência.
Verificado para
Desenvolvimento de Aplicativo Móvel
Sobre mim
I’ve been building SaaS, mobile and web applications for 14+ years of experience and 200+ apps delivered.
I help startups and businesses turn ideas, Figma designs, existing apps, or rough concepts into scalable products from MVP to production.
What I do:
• AI-powered apps & LLM integrations
• Flutter & React Native
• iOS & Android development
• SaaS & marketplace platforms
• Backend/API development
• App optimization & scaling
Tech Stack: Flutter, React Native, Kotlin, Swift, iOS, Android, React, Next.js, Node.js, Python, OpenAI, LLMs, chatbots & third-party APIs.
Feel free to message me.
Habilidades
Jagwinder Singh
US$ 15/hora
offline •
Tempo médio de resposta: 1 hora
Conheça meus serviços
Site para aplicativo
I will convert your website into an ios, android app or pwa
Desenvolvimento Multiplataforma
I will develop your hybrid react native mobile app for ios and android
Quer trabalhar com remuneração por hora?
Diga a Jagwinder Singh o que você precisa.
US$ 15
/
horaPortfólio
Experiência profissional
Senior Software Engineer
Iapp Technologies LLP • Período integral
Feb 2010 - Present • 16 yrs 9 mos
Expertise in designing and developing 200+ mobile apps, web applications, SaaS platforms, and custom software for startups, entrepreneurs, and businesses. I turn ideas and business requirements into scalable, production-ready products with clean architecture, high performance, responsive UI/UX, and secure integrations. My Skills & Expertise: Mobile: Flutter, React Native, Swift, Kotlin, Cross-Platform, WebView Web & SaaS: React.js, Next.js, Vue.js, Nuxt.js, Tailwind CSS, PWA Backend & APIs: Node.js, Express.js, Nest.js, PHP, Laravel, Python, REST APIs AI & Automation: OpenAI, GPT, Gemini, DeepSeek, LangChain, AI Agents, Chatbots, NLP, Computer Vision, AI Automation CMS & eCommerce: WordPress, Shopify, WooCommerce, Custom eCommerce Additional Tech Expertise: -- Startup & SaaS: MVPs, SaaS Platforms, Business Apps, Admin Dashboards, Subscriptions -- AI Products: AI Chatbots, Agents, Automation, OpenAI/Gemini/DeepSeek, RAG, Intelligent Workflows -- Mobile: Push Notifications, AdMob, In-A pp Purchases, Deep Linking, WebViewGold, App Store & Google Play -- UI/UX: Figma, Adobe XD, Wireframing, Prototyping, Responsive UI, AI-Assisted Design -- Integrations: Google Maps, Poyment & Social APIs, REST APIs, Firebase, Authentication, Cloud Services -- DevOps & Cloud: AWS, Docker, CI/CD, Firebase, Cloud Deployment, Production Optimization
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1-5 fora das 106 avaliações
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tinaejones
Estados Unidos
Colaboração contínua
Always great to work with Jag and team! He helped revamp my website and connect my forms to HubSpot. Happy with this work.
Útil?
tutluoglu
Turquia
Colaboração contínua
Working with Jag on our VPN project has been a great experience. His professionalism, technical expertise, and solution-oriented approach met our expectations. He is a reliable, skilled developer with excellent communication. Highly recommended!
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nikki_rayy
Estados Unidos
Colaboração contínua
Jag completed a thorough audit of my app, reviewed the existing code and functionality, identified bugs and UI/UX issues and provided clear recommendations for what needs to be fixed and improved. The audit was detailed, professional and extremely helpful. I highly recommend him and his team and will continue working with them.
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mitchtamiau_
Hong Kong
Colaboração contínua
Jag is very highly skilled and knowledgable. Understands what I want and will always communicate and get things done if things needed changes.
Resposta do freelancer
Útil?
otbtjules
Canadá
Jagwinder was very quick to respond with detailed information. He was very easy to work work and I trusted his knowledge.
Resposta do freelancer
Útil?
