Principal lead and architect of the Commerce Shopper Agent

Commerce cloud search engine relevance, scale, generative AI and SEO

Leading the project to improve relevance of search results using domain knowledge

Lead redesign of query understanding platform

Leading document understanding efforts to increase recall and precision via indexing

Hadoop @ scale supporting machine learning efforts.

Metric collection and introspection project

Machine learning training data @ scale

Founding member of the engineering group (1 eng + VP). Build Helix platform from scratch. Highlights

• Co-architected Helix server infrastructure. Laid foundations for best practices for the rest of the team

• Implemented authentication server, secure inter-services communications, secret storage (oauth2/JWT/vault)

• Implemented e-commerce framework for order processing

• Implemented partner events API for collection of state change data

• Implemented analytics and operational framework for ETL, query and anomaly processing for orders and partner data (Kinesis/Redshift)

Recruited, mentored and grew the team to ~30 engineers; the company as a whole from 20 to 150.

My team is responsible for topic extraction engine, the homefeed, recommendations, scalable machine learning, and personalized notifications.

Yammer is a micro-blogging system and a social network for enterprises. I am working on real-time search, analytics and recommendations.

Here is my talk at Lucene Revolution 2011 about realtime search - http://www.slideshare.net/baleksan/realtime-search-at-yammer