Karan A.

I help startups & businesses build high-performance mobile apps with faster time-to-market and scalable architecture. I specialize in complex real-time systems & third-party integrations. With experience across E-commerce, Marketplaces, Healthcare, Social Networking and Crypto, I’ve built and scaled applications used by thousands of users, focusing on performance, clean architecture, and long-term maintainability. What I bring to the table: ✓ 10+ years of hands-on mobile development experience ✓ 30+ successfully delivered apps across multiple domains ✓ Strong expertise in real-time systems (secure chat, voice/video calling, BLE communication) ✓ Seamless integrations (payments, CRM, APIs) ✓ Fast iterations 🧠 Core Expertise ⚛️ Mobile/Web Development - Flutter, Native Android, Flutter Web - Responsive UI/UX Design - Material 3 Design System ⚙️ Backend Development - Node.js - RESTful API Development & Integration - Authentication ☁️ Cloud & DevOps - AWS, Firebase, Supabase - Cloud backend architecture & deployment - GitHub, GitLab, Bitbucket (Version Control) - CI/CD systems Send me a message and I'd be happy to discuss how we can collaborate.