Nov 2024 – Present · 1 yr 4 mos

• Core contributor to the DocumentDB open-source database — the first fully open-source NoSQL database built on top of PostgreSQL. Also contributed to other PostgreSQL extensions, including those by Citus Data.
• Optimized write performance (single and batch inserts/updates) on both sharded and unsharded collections, outperforming many competitors in several benchmarks, and continuing to improve it to be the best in the industry across all aspects.
• In addition to core development, actively contributing new features, resolving customer issues, and supporting the team by training and onboarding new members to the stack — enabling us to deliver more effectively as a team.

Dec 2022 – Nov 2024 · 1 yr 11 mos

• Document DB, Building a web-scale, cloud-native, fully managed, NoSQL distributed database On top of Postgres
• Successfully delivered numerous end-to-end features, demonstrating expertise in all aspects of the software development lifecycle. This includes creating High-Level Design (HLD) and Low-Level Design (LLD) documentation, presenting designs in discussions, obtaining design sign-off, implementation, unit testing, end-to-end testing, performance testing, load and stress testing, and ultimately, successful deployment.
• Conducted thorough code reviews, resulting in improved code quality and adherence to best practices.
• Actively involved in the end-to-end process, including development, testing, deployment, and resolving customer issues.

Dec 2021 – Nov 2022 · 11 mos

• Azure Cosmos DB Team, Building a web-scale, cloud-native, fully managed, NoSQL distributed database.
• Developed and implemented over 35 database operators for update, find, and aggregation pipelines, significantly enhancing the customer experience.
• Created a CI/CD pipeline on Azure DevOps for efficient regression testing and performance runs of the database.
• Played a key role in optimizing the database's performance by identifying and resolving code inefficiencies.