Feb 2023 – Present · 3 yrs 3 mos · Noida, Uttar Pradesh, India · On-site

• 1. Optimized CI/CD pipeline performance by implementing test sharding across 8 parallel workers for frontend service's 5000+ unit test suite, reducing test execution time by 67% (from 30 to 10 minutes) and decreasing overall build time from 50-52 minutes to 30-33 minutes, significantly improving developer velocity and deployment frequency.
• 2. Spearheaded comprehensive build system overhaul by migrating from Webpack to Rust-based Rspack, achieving 3.5x faster build times (CI builds reduced from 7 minutes to 1.5 minutes), implementing intelligent code chunking for better caching, and developing a selective build CLI tool that enables developers to build only relevant application sections, collectively saving thousands of developer hours across the engineering team over 3 months post-deployment.
• 3. Architected and implemented a standardized Docker base image strategy for all Node.js microservices, enabling centralized vulnerability management and eliminating the need for individual service-level security patches across 15+ production services.

Jul 2022 – Sep 2022 · 2 mos · Mumbai, Maharashtra, India