Engineered myforexeye — dual-layer WebSocket pipelines ingesting live OHLC tick data; reduced server-side computation latency by ~50% via heap-resident in-memory data structures.

Led AWS → GCP → E2E cloud migration; configured Nginx reverse-proxy with SSL load-balancing; maintained near-zero downtime across all transition phases.

Built full-stack IoT fuel-theft detection (MQTT — tilt, GPS, lid events); multi-sensor stream fusion with geo-fence exclusion zones — improved detection accuracy by ~80%.

Developed React Native apps (Holistic HealthTech, Ulikme Dating): biometric auth, FCM push, deep-linking, in-app purchases, App Store + Play Store deployment via Xcode & Android Studio.

Architected Capacitor cross-platform shells — single-webview strategy enabling code reuse while retaining full native API access.

Delivered multi-tenant Healthcare SaaS RBAC — doctor/clinic/admin/super-admin, appointment booking, automated refunds, payment gateway processing.

Integrated GenAI/LLM — custom GPT + RAG pipelines, Salesforce CRM sync, WhatsApp Business API; improved broker response efficiency by ~90%.

Developed headless eCommerce storefronts with Next.js 13 App Router & Strapi CMS — SSR/ISR, Stripe/Razorpay integration; achieved sub-2s LCP and 90+ Lighthouse score.

Built reusable Tailwind component libraries with CDN image pipelines and lazy loading — reduced page weight by 40%+, improving Core Web Vitals across all storefronts.

Converted Figma designs into responsive React component libraries; eliminated re-render hotspots via React.memo, useMemo, useCallback, and route-level code-splitting — reduced JS bundle by ~35%.

Implemented centralised Axios interceptor layer for auth-token refresh, error normalisation, and optimistic UI updates across all API-driven flows.