Bill Resnicow, Developer in Gaithersburg, MD, United States
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Bill Resnicow

Verified Expert  in Engineering

Embedded Systems Developer

Location
Gaithersburg, MD, United States
Toptal Member Since
June 12, 2014

Bill is a seasoned software developer with over 25 years of coding experience and a passion for programming. He has created numerous successful websites, systems, and interfaces, and is comfortable leading teams of developers.

Embedded SystemsCC++LinuxJavaEmbedded SoftwareSQL-99MySQLPHPWindowsSOAPWeb ServicesJBossXMLJMS

Availability

Part-time

Preferred Environment

CODE, Eclipse, Linux, Windows

The most amazing...

...thing I've coded is the implementation of a web site for a jewelry business done entirely in JavaScript.

Work Experience

Software Engineer

2007 - PRESENT
Lockheed Martin
  • Developed a Pub-Sub Messaging system in Java using JMS with SOAP interfaces for a messaging system. Maintained code, XML schema, and WSDL as needed on a Linux platform with MySQL.
  • Supported COTS/FOSS integration including Apache Axis2 running under a JBoss Application server under Linux.
  • Upgraded the system from JBoss 5 to JBoss 6 and 7. Integrated the system with a community version of JBoss.
  • Implemented a message-based traffic marking feature whereby IP layer packets get Qos Markings based on a JMS message topic by making Java code changes to the FOSS HTTP product, along with custom application Java code.
  • Led a team of 1-4 people. Determined and designed solutions to problems, and delegated and monitored work to team members.
  • Performed trade studies for alternative FOSS products, including alternate Java EE servers such as GlassFish and alternative JBoss solutions.
  • Performed extensive troubleshooting for bug fixes, including acting as the technical point of contact for customer reported problems.
  • Implemented security enhancements based on DoD STIG (Security Technical Implementation Guidelines) on Linux systems using Linux shell and Java Ant scripts.
  • Implemented a XML interface to a COTS communication analysis software, using Java to emulate a DoD network architecture.
Technologies: MySQL, TCP/IP, Java EE, JMS, XML, Web Services, SOAP, JBoss, Java

Web Developer

2002 - PRESENT
Freelance
  • Developed a product catalog database and shopping cart application for an online jewelry business using JavaScript. Allowed for easy editing of sets of product catalogs for display and purchase by the customers.
  • Implemented an online payment system for a legal web site using PHP.
  • Implemented the web site for a homeowner's association in HTML.
Technologies: Linux, MySQL, PHP, JavaScript

Software Engineer

2003 - 2007
Innovative Concepts Inc
  • Developed embedded communication software using C++ in a formal OO environment under LynxOS, a UNIX-based embedded OS for a DoD customer.
  • Implemented IP layer software using C, including access control lists, a TCP session manager, and a priority-based message queuing system.
  • Acted as database administrator for an embedded Army SQL database.
  • Implemented an object datastore in C++ to persist run time objects and restore them at startup.
Technologies: TCP/IP, C++, C

Software Engineer

2000 - 2002
Broadsoft Inc.
  • Implemented phone service configuration web pages for a telecom application using JSP and servlets.
  • Wrote various functionality in Java, including multilanguage support.
Technologies: Servlet, C++, SQL, Jakarta Server Pages (JSP), Java

Software Engineer

1991 - 2000
Syntek Systems corp
  • Developed medical database software with SQL and C for the American Red Cross for the AIDS testing lab.
  • Developed a satellite download application for a telecom provider in C to update software and configuration data over the air.
  • Implemented call processing software for a SS7 telecom application in C++.
  • Performed testing of SS7 Telecom functions using SS7-specific test equipment.
  • Implemented network management software in C++.
  • Performed network testing of IP routers and switches.
Technologies: SQL, C++, C

Software Engineer

1990 - 1991
MCI Telecommunications
  • Implemented a network management reporting system using C.
Technologies: SQL, C

Software Engineer

1985 - 1990
Westinghouse Electric
  • Developed device drivers for embedded test systems in C.
  • Developed test application software for military avionics.
Technologies: C++, C

Fangettepins online jewelry store

An online jewelry store with a shopping cart and payment system. I programmed the catalog system and shopping cart using JavaScript.

Army WIN-T

A Java EE-based communications program

Online payment system for a collections law firm

I added online payments for a collections law firm. The URL is available upon request.

Other

Embedded Software, Embedded Systems, SOAP, Web Services, TCP/IP, Ajax

Languages

Java, C, C++, XML, SQL, JavaScript, PHP, SQL-99

Paradigms

Object-oriented Programming (OOP)

Platforms

Linux, JBoss, Eclipse, Windows, Java EE

Frameworks

Jakarta Server Pages (JSP), CODE

Libraries/APIs

JMS

Tools

Servlet

Storage

MySQL

1976 - 1980

BSEE Degree in Electrical Engineering

University of Delaware - Newark Delaware

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