Sampark Sharma is a software engineer with nine years of experience building developer-facing tools and cloud-native infrastructure, currently improving private cloud build reliability on Microsoft's Sovereign Platform team. A B.Tech graduate from NIT Durgapur, he honed full-stack and DevOps skills during multiple roles at GitHub where he implemented cache usage APIs, led UI work for Actions cache, and maintained high-impact open-source repos like actions/cache, actions/toolkit, and actions/starter-workflows. His contributions span performance optimizations (notably zstd-based cross-OS caching and Windows tar compatibility), CI/CD fixes, and organization-centric workflow design, reflecting a blend of backend engineering and UX sensitivity. He also contributed to scientific tooling like astroquery, showing versatility beyond platform work. Comfortable collaborating with product and design teams, Sampark brings a track record of turning complex inter-service requirements into reliable, maintainable solutions. Based in Delhi, he remains active in open source and developer communities, having led campus OSS and GDSC initiatives.
9 years of coding experience
2 years of employment as a software developer
Bachelor of Technology - BTech, Computer Science, 8.79, Bachelor of Technology - BTech, Computer Science, 8.79 at National Institute of Technology Durgapur
Class 12, 95.6%, Class 12, 95.6% at The Cambridge Schools
Cache dependencies and build outputs in GitHub Actions
Role in this project:
DevOps Engineer
Contributions:6 releases, 39 reviews, 51 commits in 7 months
Contributions summary:Sampark's commits primarily focused on modifying and improving the build and caching processes within the GitHub Actions workflow. They made changes related to compression methods, specifically integrating zstandard (zstd) and addressing compatibility issues on different operating systems, particularly Windows. These updates involved modifying existing scripts and configurations to optimize cache performance and ensure consistent behavior across platforms. They also updated the build process and added support for cross-OS caching.
Contributions:96 reviews, 99 commits, 30 PRs in 1 month
Contributions summary:Sampark primarily focused on improving the build process and ensuring compatibility on Windows environments, specifically with tar utilities. They added gnuTar as the default utility on Windows and fixed issues related to its pathing and usage within the caching system. Furthermore, the user addressed test failures and refactored the code to streamline the caching operations, ensuring consistent functionality across different operating systems. This user also provided logging updates for the cache miss event.
developing
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