I will develop realtime chat voice and video calling for web and mobile apps

I integrate industry-standard, reliable SDKs such as WebRTC, Agora.io, Twilio, or Firebase RTC, depending on your budget and scaling requirements. I will guide you in choosing the most cost-effective provider for your specific user base.

Yes, absolutely. By leveraging Flutter or React Native, I build a single, high-performance codebase that delivers native look, feel, and performance on both iOS and Android platforms simultaneously.

Yes! For enterprise clients who require full data ownership, I specialize in building robust, custom REST APIs and real-time communication pipelines using ASP.NET Core or Node.js, backed by SQL Server, PostgreSQL, and SignalR for ultra-low latency.

Security is a top priority. I implement secure token-based authentication (JWT), secure WebSocket connections, role-based access controls, and data encryption practices to ensure all conversations and media streams remain completely private and secure.

Yes, you will need to provide your own Google Play and Apple Developer accounts for app submission, as well as credentials for your cloud hosting (AWS/Azure) or a third-party service. I will assist you through the setup process completely.