Jul 2021 – Apr 2022 · 9 mos · Cupertino, California, United States

• Data and machine learning infrastructure for autonomous tech.

Mar 2021 – Jul 2021 · 4 mos

• Responsible for near real-time Native Ad Analytics platform that serves advertisers, publishers & internal users
• Lead Privacy & Compliance initiatives across the Native Ads organization - ITP/CCPA/COPPA/GDPR/iOS14 etc
• Directly managed 17 engineers across 3 sub-teams

Oct 2018 – Mar 2021 · 2 yrs 5 mos

• Near-real time reporting and ad-hoc analytics for Yahoo’s advertisers & publishers

Mar 2017 – Oct 2018 · 1 yr 7 mos

• Project: Analytics and Reporting for Search and Native Ads Platform (Gemini)
• Responsible for the complete design and development of the Async Advertiser Reporting
• System, which serves 2 million+ advertiser reporting requests per day.
• Responsible for setting up Presto cluster from ground-up and migrating Hive requests to improve response time
• Responsible for managing and enhancing Kafka pipeline that provides message queuing for low-latency (Storm) pipeline and the Async Reporting system

Jan 2014 – Mar 2017 · 3 yrs 2 mos

• Project: Data and Analytics
• Key contributor in building a real-time analytics platform to process over 200k end-user events per second.
• Worked on Storm, Kafka, Druid to achieve sub-second analytics reporting
• The framework processed over 200,000 events per second using Storm, queued batches in Kafka and stored in Druid for aggregate reporting
• Built Spring based REST API framework for ease of developing new APIs for data consumption
• This platform provided analytics for external Yahoo publishers and Yahoo media properties

Feb 2013 – Jan 2014 · 11 mos

• Project: Yahoo Autos
• Lead engineer for site refresh of Yahoo Autos.
• Led the effort to take the project from initial use cases to final implementation.
• Contributed to a Yahoo proprietary technology (Lego) used to power all Yahoo media properties
• Worked mainly on Java, PHP, Javascript, SCSS, HTML, Mustache
• Followed agile software development through Scrum

Apr 2012 – Jan 2013 · 9 mos

• Project: Yahoo Homes Redesign
• Key contributor in a project which involved complete frontend rewrite of the Yahoo Homes project.
• Worked on an in-house MVC based FE framework which ensured good code organization, modularization and easy integration.
• Used YUI3, CSS3, SCSS
• Used YSlow for performance improvements

Oct 2010 – Apr 2012 · 1 yr 6 mos

• Project: Deep personalization platform for Yahoo Commerce
• Core team member of a customer centric personalization platform.
• Designed and implemented the REST based frontend facing webservice API layer of the project.
• Implemented the storage layer, responsible for consistency between the NoSQL storage and the index on top of it.
• Coordinated Continuous Integration compliance of the team.
• Ensured high performance of the webservices using tools such as JProfiler, Grinder, Yourkit.

Aug 2008 – Sep 2010 · 2 yrs 1 mo

• Project: Global Travel
• Worked on revamp and internalization of the backend architecture of Yahoo Travel, to have a unified code-base and data sharing across all regions.
• Part of the core team from the start, helped in designing a NoSQL based architecture
• Worked on Hadoop based platform to ingest partner feeds, several GB in size.
• Designed and implemented a configurable matching engine, to match records in various partner feeds. This was challenging given the feed sizes and data variations.
• Worked on JMS (Tibco), indexing system (similar to Lucene)

Jun 2005 – Jun 2006 · 1 yr · Pune/Pimpri-Chinchwad Area

• Developed and maintained the online credit card management solution for HSBC.
• Worked on Java Struts Framework, Eclipse, MKS Source Integrity