Search and recommendation in Play:

• 8 years on search ranking and information retrieval:

• Retrieval and ranking;

• Machine learning models for predicting relevance, engagement, and other business objective;

• Ranking architecture & optimization algorithms;

• Evaluation frameworks, metrics, and large-scale data processing.

• 2+ years on recommendations: Built new personalized recommendation surface from 0 to 1.

• Experienced in applied machine learning, large-scale data processing, and algorithms.

• Proficient in leading cross-team and cross-org collaborations.