Srinivasa Reddy Challa

Scaled backend throughput by 25% through asynchronous workflows and concurrency optimizations, enabling faster frontend responsiveness during peak usage. Maintained AWS-hosted applications with autoscaling groups and load balancing, sustaining 98% uptime. Built and optimized CI/CD pipelines with GitHub Actions and Jenkins, reducing release times by 20% and improving deployment consistency. Applied fault-tolerant error-handling patterns to stabilize performance under load. Boosted backend efficiency by 35% using Redis caching and workflow refactoring. Automated log analysis with ML-driven automation to accelerate incident resolution for dev teams. Designed and tuned PostgreSQL queries and indexes, reducing latency by 40% and ensuring data integrity under concurrent access. Implemented web performance strategies like lazy loading and code-splitting to improve page load times by 30% and enhance user experience during high traffic.

Scaled backend throughput through asynchronous workflows and concurrency optimizations, maintained AWS-hosted applications with autoscaling and load balancing, built and optimized CI/CD pipelines with GitHub Actions/Jenkins, implemented fault-tolerant error handling, and enhanced caching (Redis) to improve performance during peak usage. Performed AI-driven log analysis to accelerate incident resolution and conducted database tuning (PostgreSQL) to reduce latency. Improved web performance via lazy loading, code-splitting, and image optimization.

Built reusable React.js/TypeScript component libraries that accelerated delivery speed by 35% across teams and improved onboarding efficiency. Implemented error boundaries and Suspense to reduce session crashes by 40%. Delivered mobile-first, accessible UIs that boosted Lighthouse scores by 25%. Modernized legacy JavaScript into modular TypeScript with OOP patterns, reducing defects by 30%. Developed real-time dashboards with D3.js/Highcharts, and designed event-driven Node.js microservices on AWS to improve fault tolerance and reduce downtime by 30%. Implemented REST/GraphQL APIs with PostgreSQL-backed BFF, streamlined client data flow, and improved frontend maintainability. Secured JWT/OAuth2 authentication flows, reducing authentication issues by 40% while meeting compliance. Optimized performance with Redis caching, pagination, and SQL query tuning under load. Participated in agile ceremonies, peer code reviews, and cross-functional collaboration to deliver high-quality software.