Large Scale Software Development, Machine Learning, Data Mining, Big Data, Statistics, Functional Programming, RESTful Webservices, Location Based Services, Scrum, Continuous Integration, Test Driven Development, Data Visualization
Scala, Java, Playframework, Elasticsearch, Spring, Lucene, Solr, Hadoop, Cascading, Maven, Zookeeper, Python, JavaScript, HTML5, Bash, R, Clojure, Apache Tomcat, Jetty, SQL/NoSQL