Marek Rogoziński is a software architect and consultant with more than 10 years of experience. He has specialized in solutions based on open source search engines such as Solr and Elasticsearch, and also the software stack for Big Data analytics including Hadoop, HBase, and Twitter Storm. He is also the cofounder of the solr.pl site, which publishes information and tutorials about Solr and the Lucene library. He is also the co-author of some books published by Packt Publishing. Currently, he holds the position of the Chief Technology Officer in a new company, designing architecture for a set of products that collect, process, and analyze large streams of input data.