Parvinder S.

Senior AI Full-Stack Developer | AI Agents | LLM Apps | Web & Mobile

I am a Senior Mobile App Developer with 15+ years of professional experience building iOS, Android, cross-platform, backend, and AI-powered applications for startups, entrepreneurs, and established businesses. I specialize in turning ideas into high-quality, production-ready mobile applications - from initial technical planning and MVP development to API integration, AI implementation, app/play store deployment, optimization, and ongoing development. ➨ Mobile App Development • iOS App Development - Swift, SwiftUI, Objective-C • Android App Development - Kotlin, Java • React Native App Development • Flutter App Development • Cross-platform mobile applications • Custom mobile app development • Existing app modernization and upgrades • Performance optimization and bug fixing • App Store and Google Play deployment • MVVM and scalable application architecture ➨ AI, ChatGPT and OpenAI Development I build AI-powered applications and intelligent features using modern AI technologies and APIs. • OpenAI API integration • ChatGPT integration • AI Chatbots and Conversational AI • AI-powered virtual assistants • AI Code AUDITOR and Coding Assistants • AI-powered automation • Custom AI workflows • AI API integrations • Python-based AI/ML development Whether you need to add AI to an existing mobile application or build an AI-powered product from scratch, I can help with both the mobile experience and backend/API integration. ➨ Backend and API Development I build reliable backend systems and APIs that support mobile and AI applications. • Node.js / Express.js • Python / PHP • REST API development • Backend architecture • Database integration • Authentication and authorization • Firebase services • Admin panels and dashboards • Third-party API and SDK integrations ➨ Integrations • Payments: Stripe, PayPal, Google Pay • Maps: Google Maps, Apple Maps, Mapbox • Authentication: Google, Apple, Facebook • Push Notifications: Firebase Cloud Messaging • Analytics: Firebase Analytics • Advertising: AdMob • Third-party APIs, SDKs and external services ➨ Projects I Can Help With I can help you build or improve: • iOS and Android mobile applications • React Native and Flutter applications • AI-powered mobile applications • AI chatbots and virtual assistants • AI code AUDITOR and coding assistants • MVPs and proof-of-concept applications • Backend systems and REST APIs • Third-party API integrations • Existing app modernization • Performance, stability and UX improvements ➨ Why Clients Work With Me 15+ years of professional development experience means I bring more than just coding skills. I focus on building software that is reliable, maintainable, scalable, and ready for real users. • Senior-level technical expertise • Clean and maintainable code • Strong problem-solving skills • Scalable architecture • Clear communication • Attention to performance and user experience • End-to-end development experience • Reliable project delivery I work closely with clients to understand the business goal behind the technology, recommend the right technical approach, and turn requirements into a practical product. Have an app, AI product, or existing application that needs development? Send me your requirements, and let's discuss your project and the best way to build it.