PaaS enabling Java EE applications through service meta-data and policies - Java One SFO 2012

EJB 3.2 - Java EE 7 - Java One Hyderabad 2012

Experiences in building a PaaS Platform - Java One SFO 2012

Java EE 6 - Deep Dive - Indic Threads, Pune - 2010

JAX RS 2.0 - OTN Bangalore 2013

What's new in JMS 2.0 - OTN Bangalore 2013

PaaSing a Java EE Application

Java EE 7 in practise - OTN Hyderabad 2014

Connector Architecture 1.6 - Tech-days 2010, Hyderabad.