Cloud Solutions Architect2013 - PRESENTSourcestream GmbH
Technologies: AWS, Ansible, Chef, CloudFormation, OpsWorks, Elastic Beanstalk, Docker, Packer, Vagrant, GoCD, Jenkins, Sensu, Grafana, Icinga, ELK, DynamoDB, PostgreSQL, PHP, Ruby, Python.
- Built highly available, auto-scaling cloud-based infrastructure for software development, data analysis, and production for customers in a variety of fields.
- Designed and implemented cost optimization techniques.
- Improved production systems to efficiently carry out TV advertisement load profiles.
- Planned and executed migration of infrastructure to AWS.
Senior Backend Developer2011 - 2013Home24 GmbH
Technologies: PHP, Agavi, Zend, Propel, PHPUnit, Git, SVN, Capistrano, MySQL, Solr, Memcached.
- Created internal product management systems.
- Developed automated product data feeds integrated with dozens of merchants.
- Led a development team.
Backend Developer2010 - 2011INNOVA Handelshaus GmbH
Technologies: PHP, WSDL, SOAP, LAMP, Delphi 7, C#, MS SQL Server.
- Developed an auction system.
- Worked on integration of a custom ERP system.
Software Developer2008 - 2010SuraSystems GmbH
Technologies: ExtGWT, Tomcat, GEarth, Delphi 7, C#, MS SQL Server, PHP, Joomla, LAMP.
- Created a web interface for an automated picture production system with a variety of payment gateways.
- Developed modules for a custom ERP system.
- Developed a real estate trading system that enables users to mark up real estate, parcels, and further details on the Google Earth globe. Scaled to cover real estate in the USA.