•Recruiter Search team: working on a Lucene-based search engine that recruiters use to find new candidates
•Machine Learning: implementing new machine learning features (1% - 5% improvements in target metrics). Hold Patent Application No. 16/023,894 for contextual search suggestions to interactively improve the query; and Patent Application No. 16/446,364 for contextual search ranking using entity topic representations
•Diversity Relevance: architecting and implementing representative reranking, resulting in 95% of all searches being gender-representative with respect to the qualified population of the search (https://lnkd.in/gBPmGxe)
•Backend Engineering: improving performance to significantly reduce operating expenses (substantially reduced the number of servers needed)
Key Technologies: Java, Scala, Javascript, Lucene, Hadoop, Map-Reduce, Kafka