End Point Team

Our team, headquartered in New York City, has developed, maintained, and hosted ecommerce and other web solutions since its founding in 1995. We combine web application development, database and hosting expertise with understanding clients’ objectives to excel in client satisfaction.

Mark Johnson

Mark Johnson

E-commerce developer and database architect

With End Point since: 2002
Location: Herndon, Virginia (Washington, DC metro area)

“Typical Mark. … That guy is amazing.” —Joel Brazle, Backcountry.com

Mark has been working in web and database management, design, and development since 1998. He has expert knowledge of the Interchange application server, Perl, HTML, JavaScript, advanced SQL, stored procedures, and relational database concepts. His database experience is with Oracle, PostgreSQL, and MySQL, including the successful completion of Oracle University’s Database Administration class in 2002. He also has experience with Apache web server installation and configuration, as well as general system administration. Mark has also been a long-standing code contributor to the core Interchange application.

PACA website transfer. Ported static site to Interchange and provided data-driven member listing and detail, online membership application and event registration, and customized admin for data and member management.

Postcard Press promotions. Developed administrative interface and back-end to create, manage, and analyze promotions delivered by any number of means to customers and prospects alike.

Backcountry.com “Bill Me Later” integration. Created new functionality within Interchange to offer instant credit for qualified buyers.

Chief Systems Engineer for Florist.com from 2003–2005. In charge of managing database, web server, and Interchange application servers.

Senior Systems Architect for Red Hat, Inc. from 2000–2002. Lead member of technical division of Professional Services group; developed (along with other core developers) code base and core functional extensions for Interchange.

Lead Web Developer for Dept. of Health and Human Services from 1998–2000. Developed web applications using Perl and JavaScript with an Oracle database via Win32::ODBC and DBI; administered Microsoft Windows NT network, Oracle database, and IIS web server.

BS, Mathematics, University of Oklahoma, Norman, 1998.

Oracle University Database Administration, 2002.

Mark lives in Herndon, Virginia, with his wife Lori, two sons Joshua and Nolan, dog Pinball, and cats Porter and Sydney. He enjoys college football and basketball, and is a rabid Oklahoma Sooners fan.

Recent Blog Posts By Mark Johnson

Find your Perl in Other Shells

December 26, 2012

Often when programming, it turns out the best tools for the job are system tools, even in an excellent language like Perl. Perl makes this easy with a number of ways you can allocate work to the underl... (Find your Perl in Other Shells cont.)

Enforcing Transaction Compartments with Foreign Keys and SECURITY DEFINER

September 4, 2012

In support of End Point's evolving offering for multi-master database replication, from the precursor to Bucardo through several versions of Bucardo itself, our code solutions depended on the ability t... (Enforcing Transaction Compartments with Foreign Keys and SECURITY DEFINER cont.)

Overcoming Adversity on the Road: Stories Behind the Liquid Galaxy

June 14, 2012

I recall receiving a call from Ben Goldstein about an early LG install in Washington, DC (near my home). After a short discussion about the general project, the gist of the call: "Can Kiel and I use yo... (Overcoming Adversity on the Road: Stories Behind the Liquid Galaxy cont.)

Interchange Search Caching with "Permanent More"

January 2, 2012

Most sites that use Interchange take advantage of Interchange's "more lists". These are built-in tools that support an Interchange "search" (either the search/scan action, or result of direct SQL via [... (Interchange Search Caching with "Permanent More" cont.)

Global Variables in Interchange Jobs

November 28, 2011

Those familiar with writing global code in Interchange are certainly familiar with the number of duplicate references of certain global variables in different namespaces. For example, the Values refere... (Global Variables in Interchange Jobs cont.)