David Renne Email & Phone Number

Building a security based product to share cyber threat intelligence across the industry using open source standards using Python/Mongo/Django

Tampa/St. Petersburg, Florida Area

Coding Ruby on Rails in a large publicly traded company who services the Medicaid and Medicare industries.

Tampa/St. Petersburg, Florida Area

Autonomously supported high volume transactional credit card/checking billing system.Critical developer tasked to solve most outages and triage heavy load issues in production.Focused heavily on query optimization and re-factoring existing architecture.Fixed over 1000+ production defects. Created mysql upgrade/migration procedures.

Prod support and new development as well as SDLC architect tasks.Designed business rules database to allow users to configure page validation checks/logic.Created internal peer review process, time-tracker, dimensions triggers and a new CMS.Rewrote, optimized and revamped excel table maintenance utility DB2 import utility.

Wrote VB6 DLL extensions and triggers for meta data driven time and expense application.Prepared application for internationalization by programming data extraction tool.Wrote java selenium classes to extrapolate page information from SQL server and automatically perform regression test suites against pages.Created new data input pages.

Debugged views, data issues and package errors for various production problems and scenarios.Optimized existing Oracle functions by upgrading to DBMS_SQL.BIND_VARIABLE to improve oracle query cache.Implemented new change requests and processes for software builds in PHP & Oracle.Wrote custom SQL parser to transform queries, GREP utility/language.

For Compuware's Vantage post sales support, I worked on million dollar software and support deals where we would install the software purchased by the client and work in house in their offices to configure and write bot scripts that would calculate performance metrics to show up on dashboards.

Automated excel data input and converted forms that would be manually copy/pasted into a row by writing VBA scripts to facilitate this procedure.

I mostly worked with the File-Aid CS product and java developers as an intern for two summers doing a regression test suite against their products and logging defects. I did alot of research on XML DTD’s and Schemas for some of their XML data type validations and XML migrations. I also performed several tests of data migrations across multiple database.