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Software Engineer Developer

Roselle, IL
November 01, 2019

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Joseph P Zelenka


Itasca, IL *****


Worked as a Principle and Senior Software Engineer, Product Developer and Senior Program Analyst. In the process became well versed in multiple programming languages. Designed and developed tool applications for the DB2 and mail ware industries. Did consulting work writing custom software for small business applications. Primarily worked in mainframe although versatile and have worked in other platforms such as the AS400. Constructed PowerPoint presentations to train fellow team members. Trained in the AGILE process, participated in PI planning and in team project sprints. Very experienced in problem solving, both in development and customer support software. Innovative, analytical, and holding a US patent.


Problem solving, developing project plans, Programing, System design Analyzing data, Customer Oriented, BAL, basic assembler language. mainframe programming, Application COBOL programming on both the Mainframe and AS400 platforms, DB2 DBA tools, JCL, ISPF, VSAM, C++, AGILE, SDSF and Software AG Natural and ADABAS.


Addison Group, Schaumburg IL 2018 – 2019

Worked as a contractor for Mainframe development at Follett School Solutions.

Primarily for a new project to open remote fulfillment centers throughout the country. The new applications were written in mainframe COBOL assembler and AG software’s Natural language.

CA Technologies Inc. Lisle, IL 1999 - 2018

Principal Software Engineer in the DB2 tools group

Supported and developed DB2 utility tool. Duties included designing and planning within the AGILE process. My primary responsibility was the Reorg DB2 utility product.

•Re-architected the Reorg product to attain a greater than a 30% zIIP offload, exceeding the team goals.

•Implemented DB2 ZPARM functionality to allow for greater availability for the online option of the reorg utility.

•Worked with 3rd vendors to co-develop a better sort methodology attaining more than a 30% performance improvement in CPU and elapsed time.

•Received a US patent, US PATENT 7,177,885 B2, Method and system for reorganizing a tablespace in a database.

•Provided continual customer support being available always of the day for critical product outages involving utility tools.

•Accounted for solving the most software defects of all team members receiving numerous above and beyond awards in the process.

•Wrote numerous PowerPoint presentations and conducted product training for team member.

•Prepared educational material including videos to be used for customer training.

Joseph P Zelenka 630-***-**** Page two

Prior Experience

Platinum Technologies Inc. Oakbrook Terrace, IL

Senior Software Engineer/Product developer/Senior Program Analyst

LPC, Pitney Bowes Inc. Lisle, IL

Senior Software Engineer in the malware industry.

●Wrote, designed, and supported the Finalist mail software product, a zip+4 attachment program currently used by direct mailers to perform mailing list hygiene.

●Wrote an AS400 version of Finalist in COBOL.


Bachelor of Science in Biology, Loyola University, Chicago, IL

College of DuPage


DB2 Certified

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