* Led efforts to implement centralized logging.** Developed simple Splunk prototype.** Collaboratively developed ELK Stack (Elasticsearch, Logstash, and Kibana) prototype with Vagrant and Ansible enabling push button provisioning and deployment of a complex distributed environment including a central Logstash indexing server fronted by a fault tolerant Redis broker, a cluster of Elasticsearch nodes and a remote Logstash shipper node with a Kibana front end.* Designed and implemented a secure download solution available to a subset of the DoD EMALL users. ** User interface based on Servlet/JSP/JPA/CDI/JAAS** Secure integration with a complex proxy which serves actual content.** Back end batch statistics collection from proxy based on EJB/JMS/JPA/JAX-RS/Jersey/CDI.* Designed and implemented the user authentication and authorization for the DoD EMALL web applications.** Weblogic Security Service Provider Interfaces, JAAS, Struts2** X.509 Certificate Identity Assertion.** Username/password.** Secure tokens, for: Certificate-Account Mapping; Single Sign-On; Forgot Password.* Led the static code analysis effort.** Installed and administered an HP Fortify server.** Report generation and finding review.* Designed and led the implementation of build systems based on Ant and Gradle* Instrumental in the introduction of dependency injection into code base.* ...