Architected and built the entire front end for JustCall’s AI Voice Agent, a real-time AI-powered voice assistant that autonomously handles inbound and outbound calls with human-like responsiveness. Developed a responsive user interface with a strong focus on accessibility, ensuring seamless user interactions and enhancing overall usability and functionality. This is now Hero Product of JustCall ($1 Million ARR)

Monitoring & Reliability: Implemented frontend monitoring and reliability tooling by integrating Checkly for end-to-end uptime checks and Sentry for real-time error tracking. This improved observability, reduced debugging time, and enhanced overall application stability.

Built a custom ChatGPT App for JustCall using the OpenAI Apps SDK powered by the Model Context Protocol (MCP), enabling interactive AI-driven workflows directly within ChatGPT. Designed both frontend UI components and backend MCP logic to integrate JustCall functionality natively into the ChatGPT experience, enhancing user engagement and extending product capabilities.