Relator | Ideation | Learner | Individualization | Strategic | Achiever | Futuristic | Belief | Restorative |
WHO AM I?
• Pragmatic programmer - Imaginative intellect - Out of the Box Thinker
• Passionate about solving problems and get to the bottom of complications.
• Committed to explore new Open Source frontiers, with current interest in Erlang.
• Avid UltraMarathon Runner. Chicago Boss Contributor.
• Organizer of San Antonio Erlang User Group - Organizer of San Antonio Tech Book Club.
HOW DO I IMPRESS?
• Industry experience in systems administration since 1989 and software development since 2005.
• Demonstrated resourcefulness and guidance skill as a technical lead, with a think outside the box attitude.
• Professional knowledge of systems administration: Linux, MacOS, MySQL, PostgreSQL, and SAN.
• Professional knowledge of software development: Erlang, ChicagoBoss, Ruby, Ruby on Rails, C and LAMP.
WHERE WAS MY TRAINING?
Mainly German schools as I was born and raised in Germany. Naturalized US Citizen.
Carl-Bantzer Schule, Gesamtschule in Schwalmstadt Ziegenhain, Germany - Graduated 1984.
Train the Trainer Program as Apple Certified System Administrator Trainer - Apple, Inc. in December 2004.
WHAT HAVE I DONE?
(Professional history prior to 2004 submitted upon request.)
Software Developer II - Rackspace Hosting in San Antonio, Texas! 04/2011 to Present
Design and develop software for large-scale cloud-based services. Design robust, scalable, secure and globalized feature. Fanatical about quality and efficiency. Implement proof of concept, prototypes and production-grade software. Create unit and acceptance tests. Automate deployment. Implement bug fixes.
Systems Developer II - Rackspace Hosting in San Antonio, Texas! 02/2010 - 04/2011
Developed and maintained business intelligence framework. Built operational and ad-hoc reports. Built executive dash- boards. Worked with customers to define their requirements and created successful information delivery solutions.
Cool Stuff: Developed POPS using Groovy, Grails, Ruby and Erlang, to monitor and track health, usage, uptime, stack traces of servers in production environment. Developed Dashboard using Ruby on Rails, to monitor server health and server load, along with a functional interface that simplifies access to server logs.
Software Developer III - Rackspace Hosting in San Antonio, Texas! 11/2008 to 02/2010
Wrote new applications and performed various programming assignments using prescribed specifications. Coded, modi- fied, tested and debugged applications using Agile Methodologies. Used source debuggers and visual development envi- ronments to maintain and modify applications. Consulted with Rackers to create, implement and/or resolve applications and associated changes. Documented complications and resolutions of applications for reference.
Cool Stuff: Designed and developed Peer Eval using Ruby on Rails for Managed, Intensive and Overseas Rackers. De- veloped Escalation Tool using Ruby on Rails for NetSec functional leads and Escalations Specialists. Inherited and en- hanced Fail App using Ruby on Rails for Rackers on the Floor.
Test Engineer - Crossroads Systems in Austin, Texas! 04/2007 to 10/2008
Executed test cases and revisions of test suites. Defined test plans of product installation, feature verification, usability, performance and release integrity. Hunted down bugs for unit under test, and worked with Development and Test Team to troubleshoot issues. Created test cell for reliable, dependable testing. Formulated a testing framework for multi- product testing. Designed tools to automate testing process. Developed and executed both automated and manual tests. Cool Stuff: Created test suite for GUI testing using Selenium. Designed an Automated Cartridge System Library Soft- ware (ACSLS) emulator, using Ruby to test Read Verify Appliance.
Application Administrator - Authoria in Austin, Texas! 08/2005 to 11/2006
Upgraded customer sites on demand, and modified data for customers in their databases. Coordinated, installed applica- tion patches and releases on test, quality assurance, and production systems. Ensured reporting of downtime on produc- tion environment. Monitored incoming alerts and analyzed log files for errors and exceptions. Maintained existing ap- plications and repaired problems as needed. Analyzed performance trends to optimize application performance. Served as a key person in troubleshooting system problems. Participated in disaster recovery planning, including assisting with fault tolerance and disaster recovery plans. Maintained a personal Wiki of daily work and knowledge base.
Cool Stuff: Created batch updating program using Ruby, SOAP and ClearQuest Web API. Designed Update Tracker, a 50-item checklist, using MySQL and PHP. Introduction and implementation of MediaWiki for internal documentation.
UNIX Mac OS X System Administrator Lead - Apple, Inc. in Cupertino, California! 04/2005 to 07/2005
Built and improved new systems using MacOS X Server, NetBoot and Apple Remote Desktop. Developed and deployed new tools. Provided 24x7 support and served as a technical resource for Data Center. Maintained 220 XServe and XServe RAID running MacOS X Server. Resolved technical issues and provided documentations. Regularly contributed creative ideas to improve existing systems.
Enterprise Server Support - Apple, Inc. in Austin, Texas! 04/2004 to 04/2005
Provided professional phone support of Apple server products for Enterprise and Education clients. Provided deployment, integration and recovery support for mixed-platform, mission-critical environments. Worked with Development to re- solve complex issues. Appointed Management responsibilities of server lab. Performed Tier 3 backfill duties. Performed leadership practices as a walk-up agent, and guided new recruits. Prepared flow charts and walk through documentations for troubleshooting.
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