Omnish Kundariya

Lead full-stack development of a multi-sided OTA platform, coordinating a five-engineer team across Admin, Host, and Customer portals. Integrated Flywire payments with custom multi-currency calculation logic, including multi-tier taxes, GST, and regional levies. Integrated MarketMySTR (GoHighLevel) CRM into the OTA platform. Implemented technical SEO by setting up sitemap.xml and robots.txt and adding JSON-LD (Schema.org) using Google Search Console and Bing Webmaster Tools for indexing monitoring. Integrated a centralized PMS to synchronize inventory and booking data across external OTA platforms.

Built WebSocket-based state synchronization for shop, leaderboard, and mission widgets in a multi-tenant platform, supporting sub-200 ms UI updates during live events. Developed a configuration-driven theming engine to enable per-client branding via the admin panel, reducing onboarding time from about 2 days to about 5 hours. Created integration documentation to support self-service onboarding by client engineering teams and reduce internal support dependency.

Led development of a 1:1 and group messaging platform with WebRTC audio/video calling using Socket.IO, including chunked file-transfer handling for large uploads. Improved recruitment-portal performance by applying route-level code splitting, React.memo, useMemo, and Webpack bundle analysis—reducing initial page load time by 30% and achieving a Google Lighthouse score above 90. Built role-based access control (RBAC) and team management interfaces using React.js and TypeScript. Developed a MERN-stack analytics dashboard with interactive filters and real-time visualizations for application metrics.