10+ years of large distributed back-end system in Java. Architected high-load systems, load-test frameworks, web performance monitor dashboards, lambda architecture. Taught Advanced Java courses, speaker at Java conferences.
Languages and Tools: Java, Nodejs, JavaScript, Go Lang, Spring, Hibernate, EJB3, Docket, Angularjs, Bootstrap
Databases and Big Data: Hadoop, Cassandra, Coherence, Gemfire, Storm, Kafka, Elasticsearch, Solr, MongoDB
Certified ScrumMaster.