Sep 2024 – Present · 1 yr 7 mos

• Building Responsible AI for Alexa+ to establish customer trust. Leveraging LLMs to screen and filter Alexa+ utterances and responses for effective content moderation.

Apr 2023 – Aug 2024 · 1 yr 4 mos

• Designed an architecture for targeting software updates based on device attributes, using rule expressions to address requirements in enterprise and automotive sectors.
• Identified gaps causing data loss in the existing system for tracking software update state transitions. Developed a new solution to send comprehensive state events to the cloud, reducing data loss. This improved the reliability of OTA adoption investigation by 20% and enabled self-service capabilities.
• Developed automation scripts to identify, deprecate, and remove outdated packages across the build system. This eliminated approximately 200 security vulnerabilities and technical debt issues, enhancing build integrity and reducing potential risks
• Designed & implemented a serverless architecture for the team's automation tooling, using AWS services like Batch and Fargate to run automation scripts such as cleanup jobs, backfills, precomputing aggregated tables in Redshift.
• Actively involved in mentoring interns and junior SDE1s in the team by conducting regular 1:1s and sharing knowledge through weekly learning series.

Jul 2020 – Apr 2023 · 2 yrs 9 mos

• Played a key role in the migration of the Kindle Quick Settings component from a legacy Java stack to a modern React Native stack. Through this migration, was able to significantly optimize the rendering performance, reducing the time from 677ms down to ~100ms.
• Identified root cause of a high-severity issue impacting delivery of software updates over the air, and designed an effective mitigation strategy. Implemented the solution, which helped restore normal operations and unblock the team's ability to deliver software updates to customers.
• Led comprehensive capacity planning and load testing efforts to proactively prepare the system for high-traffic periods, directly contributing to the seamless operation of critical services during peak demand scenarios.
• Re-architected the monolithic software updates publishing platform and took ownership of implementing critical features, demonstrating strong technical skills in both system design and feature delivery that were essential to the platform's core functionality.
• Tech Stack Used: Java, Spring, ReactJS, Lambda, Redshift, ECS, DynamoDB, S3