May 2016 – Present · 9 yrs 10 mos

• Azure Files – Cloud-based File Storage Service
• Pioneered a novel integration of OAuth-based authentication for SMB file share mounts, enhancing security and enabling seamless identity management across hybrid environments.
• Architected and delivered the Azure Files REST API, enabling direct access to file data without requiring mounts—boosting integration flexibility for services and automation workflows.
• Designed and implemented azure files features for file snapshot to enable on-demand recall and intelligent file tiering for Azure File Sync, reducing storage costs and improving data retrieval efficiency for customers with hybrid workloads.
• Azure File Sync – Cloud Sync & Orchestration Service
• Led the engineering of core platform components, including efficient file enumeration, a high-performance file applier, and advanced conflict resolution mechanisms for globally distributed file systems.
• Achieved a 10x speedup in file enumeration through algorithmic optimization, dramatically improving sync latency for large-scale datasets.
• Engineered transactional metadata guarantees using non-transactional Azure Table storage, ensuring system consistency under concurrent operations.
• Boosted file applier performance by 3x by optimizing data flow, reducing network round-trips, and building a custom file replacement API for faster sync resolution.
• Designed and implemented a business continuity and disaster recovery (BCDR) strategy, maintaining 99.99% availability across service regions, even during data center disruptions.
• Azure File Sync Locking – Distributed Locking System
• Spearheaded the development of a distributed file locking system, enabling safe concurrent file access and minimizing conflicts in cross-region and multi-user sync scenarios.
• Designed a synchronous locking mechanism for an inherently asynchronous architecture, solving critical challenges in consistency and concurrency control for cloud-distributed file systems.

Jan 2013 – May 2016 · 3 yrs 4 mos

• Leading the design and development of identity management solutions for key Azure services including Azure Backup, Site Recovery, and StoreSimple, ensuring secure and seamless authentication and authorization across hybrid cloud environments.
• Architected and delivered an Azure Active Directory (AAD)-based identity solution, enabling unified, scalable, and enterprise-grade access control aligned with Microsoft’s cloud security standards.
• Designed and implemented the on-boarding feature for Azure IaaS VM Backup service, streamlining customer experience and automating secure integration of virtual machines with backup infrastructure.
• Spearheaded the design and development of the Access Control Service (ACS)-based identity solution for Azure Backup, enhancing role-based access and operational security.
• Led the creation and live site support of the Business Continuity and Disaster Recovery (BCDR) plan for Azure Backup services, delivering 99.99% availability and ensuring data integrity and durability during regional failures and maintenance.
• Implemented automated failover, recovery workflows, and compliance mechanisms in collaboration with cross-functional teams to uphold service-level objectives and enterprise-grade reliability.
• Provided mentorship and technical guidance as a new hire mentor and intern advisor, including mentoring IIT interns, fostering talent development, and accelerating team onboarding.