Engineering Lead
Persistent SystemsAug, 2022 - Present3 yr 11 months
Architected micro-frontend platform using React and TypeScript, reducing regression bugs by 25% and enabling independent deployments. Designed and built high-concurrency Node.js APIs, increasing API throughput by 40% through async processing, connection pooling, and efficient middleware design. Built Backend for Frontend (BFF) layer to optimize data flow, reduce over-fetching, and simplify frontend integration across multiple services. Implemented Kafka-based event-driven workflows for reliable async processing under high load. Improved First Contentful Paint (FCP) by 1 second via code splitting, lazy loading, and rendering optimizations. Led performance audits improving Core Web Vitals (LCP, CLS, FID). Mentored engineers on React internals, TypeScript patterns, and scalable frontend architecture.