professional summary

• 10 years experience designing and implementing n-tiered distributed systems with an emphasis on performance and scalability.
• 8 years covering a wide breadth of Java enterprise technology.
• Web application programming experience using 3rd party frameworks and JEE components.
• MVC - Spring, Struts, Faces
• ORM - Hibernate, EJB entity beans 2.0
• POJO-based Business objects
• Servlet and JSP development
• Design patterns - DAO, Front Controller, Facade, Factory, Decorator, Bridge
• Database access using JDBC drivers for Oracle, MySql, HSQL
• JNDI lookup for DB connection pools, JMS providers, web services, and JMX Beans
• Experience with performance enhancement methodologies.
• caching layer - Coherence, EHCache/Terracotta off-heap cache
• eager vs. lazy loading
• Java coarse vs. fine locking granularity multi-threaded applications
• GC tuning
• selecting the appropriate hardware platform
• Swing/AWT
• JFreeChart
• JNI programming to access native libraries
• Middleware programming experience for a variety of Java applications.
• JMS - MQ, ActiveMQ
• RMI/IIOP, CORBA
• Web services SOAP/WSDL experience with multiple application servers.
• some experience with .NET web services for heterogeneous systems integration
• Experience installing, deploying, and tuning the following application servers:
• POJO-based design: Tomcat, Jetty
• full JEE stack design: Weblogic, JBoss, WebSphere
• Java 1.5 jdk programming experience currently at 1.7
• Thread executor pool
• Concurrent collections
• condition bound buffer design based on Reentrant locking
• thread-safe design
• Disruptor Queue design
• type safe design using templates
• loud Computing experience
• managed Linux images on Amazon AWS
• deployed Java applications for proof of concept validation
• Root cause analysis for performance issues
• Oracle Hotspot tools such as JConsole and VisualVM for GC monitoring
• Azul Systems ZVision for stack trace and lock contention analysis
• Linux tools such as netstat, iostat, and the newer nicstat tool ported from Solaris
• Linux tuning tips specific to a JVM
• Working knowledge of the Hadoop Big Data ecosystem.

technical skills

• Programming Languages: Java, C , C , VB6, x86 assembler
• Java Products: Spring, Coherence, Terracotta, Hibernate, Struts, JSF, Swing
• Middleware: MQ, JMS, ActiveX/COM , DCOM, SOAP, Java RMI/ EJB
• IDE Platforms: NetBeans, IntelliJ, Eclipse, PowerBuilder, VS6/.NET, Altova

• Database: Oracle, SQL Server, MySQL, HSQL,
• Process Support: RUP/UML, RequisitePro, ClearCase, PVCS, CVS

• Operating Systems: Linux, Windows NT/2000/XP/CE, Solaris, OpenVMS
• App/Web Servers: JBoss, WebLogic, Websphere, Tomcat, Jetty
• Build Tools: Ant, Maven

professional experience

1. Confidential

• Provide best practices and expansion options for Azul's largest customers.
• Develop Java/JEE demos to promote low latency product features.
• o built a client-server demo based on Java NIO API
• o incorporated Java thread-level affinity library for Linux platform

Confidential

• Completed 2 week programmer training for the Hadoop Big Data ecosystem.
• Deliver technical pre-sales presentations.

Confidential

• Developed an analysis tool to chart Java resource usage based on Azul JVM metrics.
• heap allocation rates, live sets, thread counts/states, hot locks, DB access time
• Designed and built a Producer-Consumer app using various messaging and caching APIs for product training
• ActiveMQ, CORBA, Coherence, Terracotta, JDBC/SQL
• GUI design based on JFreeChart, Swing/ART
• Built a number of stress test demos for product performance analysis.
• IBM MQ, Terracotta off-heap cache, Hadoop, Solr
• Developed web apps to demonstrate product performance on JBoss, Websphere, Weblogic, and Tomcat.
• incorporated Struts, Faces, Hibernate, Spring, REST, and other APIs
• Made use of IDE platforms NetBeans, Intellij, Eclipse, and .NET
• Deliver technical pre-sales presentations for Azul's high performance JVM.
• Manage on-site proof of concepts for a variety of Java/J2EE environments

Confidential

• Deliver technical presentations for sale of company's Problem Resolution System.
• Develop custom J2EE/.NET enterprise apps for use in product demonstrations.
• Weblogic web application integrated with .NET front end via WSDL
• client-server demo app using Weblogic RMI/T3 protocol

Confidential

• Research new technology solutions for product line enhancement/support such as:
• Automated analysis of contact center recordings via speech recognition.
• Expansion of VoIP and SIP for contact center recorders.
• Prototype candidate solutions using Java/J2EE, WebLogic, and Visual C .
• heavy use of JNI to access native codec libraries

Confidential

• Successfully restructured MFC/COM client software on Windows CE handheld.
• Promoted COM/.NET component technology for new features.
• Promoted use of client-server database for improved report generation.

2. Confidential

• Introduced formal process, component design and modeling based on RUP/UML.
• Led a development team in successful design of an auto paging SCADA alarm system using DCOM on OpenVMS for interoperability with Windows NT.
• Developed a new SOAP based traffic information web service for Java clients. Managed the re-design of a distributed n-tier SCADA system using Visual C , ADO, VB6, ActiveX, DCOM, Power Builder, and Oracle.
• Developed SCADA communication packages in Java, C , and VB6.
• Interfaced legacy EIS system to J2EE front end using JNI technology.

Confidential

• Wrote extensively in Visual C 6.0 MFC/ATL and Visual Basic 6.0.
• Developed test components using Microsoft DCOM, ADO, and COM .
• Worked extensively with SQL Server 7.0 and Oracle.
• Managed a QA test team for validation of a new automated meter reading
• framework using concepts based on RUP and Microsoft Solutions Framework.
• Mentored new personnel on automated GUI testing using Rational Team Test.

Confidential

• Dramatically reduced development costs in the design of SCADA industry communication protocols by highly leveraging the company's C framework.
• Developed telephony component based on Microsoft TAPI for remote operations.

Confidential

• Received an award as lead C developer for the IRIDIUM satellite mobile phone system. Taught 10-week seminar on object analysis/design, and C language.
• Led software team on design of a microwave measurement application suite.