Java/Groovy, Grails, Python, R, Octave, Big Data -( Hadoop, Spark, Storm, etc.), Semantic Web, Postgres, Machine Learning - (Mahout, SystemML), AWS, Linux
--EXPERIENCE--
15 years of experience designing and building software systems across multiple domains. Primary focus is back-end /server-side development and infrastructure, but I can also do some limited front-end development using HTML, CSS, Javascript and the like, in a pinch.