System Development

Systems Engineering:

Concept development, requirements analysis, architecture development, and system design
Expertise in the Popkin System Architect Tool and the DoD Architecture Framework (C4ISR)
System integration and test

Application development in Java, JavaScript, Ruby, C/C++, Perl, and Python.
Applications programming in AWS, HDFS, Linux, Unix, WinTel and virtual environments.
Experience in Java technologies, such as the Java EE development framework, EJB, CDI and JPA
Implementation of Service-Oriented Architecture (SOA) solutions using REST and SOAP.
Web-based and web-enabled applications development using HTML/CSS, XML/JSON, JSF, jQuery, ExtJS, AngularJS, Backbone, Bootstrap.
Big Data engineering and administration with Hadoop, Apache Accumulo, Apache Hbase.
Search/Analytics development using Map/Reduce, Solr, Elastic Search.
Relational Database engineering and administration in MySQL, PostgreSQL, Oracle, Sybase.
NoSQL Database engineering and administration in MongoDB, CouchDB, Cassandra.
Use of open source software such as Spring, Hibernate, Apache, etc.
GUI development using Swing, JSF, JQuery, ExtJS, AngularJS, BackboneJS .
Experience with Ant and Maven build tools as well as continuous integration tools (e.g., Hudson/Jenkins).
Experience with Agile development methodologies and related tools such as Jira, Version One, Rally.
Configuration Management (CM) expertise with Subversion, Git, Clearcase.
System maintenance and life cycle support.