
Nitin Kumar
Level 2
EXPERT AI MOBILE APP, WEB DEVELOPER WITH 12 YEARS OF EXPERIENCE
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Work experience
Senior Mobile App & AI Solutions Developer
Vcode IT Experts • Full-time
Nov 2018 - Present • 7 yrs 8 mos
Founder & Senior Developer at Vcode IT Experts with 12+ years of experience building scalable mobile applications and web platforms for 400+ global clients. Specialized in: • Flutter (Android & iOS cross-platform apps) • Node.js backend development • REST APIs & WebSocket architecture • Payment gateway integrations (Stripe, Paystack, Razorpay) • AI integrations (OpenAI API, recommendation systems, image generation) • Real-time audio & socket-based applications • Subscription-based SaaS architectures Delivered production-ready apps with: • Clean architecture • Secure authentication • Admin dashboards • Cloud deployments (AWS / DigitalOcean) • CI/CD pipelines & GitHub integration Focused on performance optimization, scalability, and long-term maintainability.
Senior Mobile Application Developer
Cqlsys Technologies Pvt. Ltd • Full-time
Sep 2013 - Oct 2018 • 5 yrs 1 mo
Worked as a Mobile & Web Application Developer at Cqlsys Technologies Pvt. Ltd Developed Android & iOS applications using native and hybrid frameworks. Built RESTful APIs and backend systems. Worked on database architecture (MySQL / MongoDB). Integrated third-party APIs and payment gateways. Collaborated with UI/UX teams and delivered client-based solutions. Gained strong foundation in: • Scalable architecture • Production deployment • Client communication • Performance optimization • Agile development lifecycle
846 Reviews
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pdixit1608
Repeat Client

United States
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nasmahoney
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Jamaica
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pdixit1608
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United States
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chrisallison268
Repeat Client

Canada
working with him was awesome. he went far and beyond and he was very patient with me.
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dragenisbrother
Repeat Client

United States
Working with Nitin was honestly a great experience. His AI implementation is not just impressive but actually useful — it feels smart, accurate, and well thought out. He really understands what the business needs and translates that into powerful features. If you're looking for someone reliable who can build high-quality AI apps, Nitin is a solid choice.
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