Full-Stack Developer: React Native, Flutter, Node.js, React.js & Vue.js | Building Cross-Platform Mobile Apps & Scalable Web Applications
I’m Papai Sarkar, a Full-Stack Developer and AI Integration Specialist from India with 7+ years of experience building scalable web applications, mobile apps, backend systems, and AI-powered digital solutions.
I specialize in cross-platform mobile apps and scalable web applications using React Native, Flutter, Node.js, React.js, and Vue.js — along with RESTful APIs, real-time systems, and modern product architecture. I also integrate AI technologies, including Large Language Models (LLMs), AI APIs, automation workflows, and intelligent features that help businesses build smarter, more efficient products.
I have strong experience with cloud and backend technologies including Firebase, Supabase, and Google Cloud Platform (GCP), working with authentication systems, databases, cloud storage, serverless solutions, push notifications, and scalable backend infrastructure. My focus is on building secure, high-performance applications with clean architecture, optimized performance, and long-term maintainability.
Throughout my career, I have collaborated with international clients across various industries, delivering reliable, user-friendly, and scalable digital products. I combine modern software engineering practices with AI capabilities to transform ideas into innovative, production-ready solutions.
Whether you need a scalable web application, mobile app, API development, cloud solutions, or AI-powered features integrated into your product, I can help turn your vision into a powerful digital solution.
Here are just a few examples. I also work on many other services.
LET's CONNECT ON SOCIAL MEDIA
From Google Business Profile
I am thrilled to share my outstanding experience working with Papai on my project. From the moment we began collaborating, it was evident that his technical prowess and innovative thinking set him apart. Papai's deep expertise not only facilitated the smooth execution of complex tasks but also brought fresh, creative perspectives to the table.
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Very knowledgeable & helpful! It was great experience working with him. Definitely we are looking forward to continue working with him in future. Keep the good work up!!
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Papai Sarkar is an amazing developer. He helped us complete our Vue.js project within a short period of time. He’s very passionate and results driven. Highly recommend.
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Great team, with very helpful insight on the details they provide to their client. Will surely opt for them for future projects.
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A brilliant and exceptional developer that is always ready to solve your problem. His patience and professionalism is something that always draws me to him on every project i have, Keep it up
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