Software Developer turned Linux and Cloud Systems Engineer with a strong passion for open source and state of the art technologies.
2016 / 09 – 2019 / 06
(Swisscom (Switzerland) Ltd)
Operating, maintaining and monitoring the PaaS offering based on the Cloud Foundry ecosystem as member of a DevOps team with 24/7 on-call rotation. Performing release engineering and life-cycle management tasks for various data services using BOSH and Concourse CI. Designing and engineering new data services, leveraging state of the art technologies such as Kubernetes and MongoDB, as a subject matter expert. Creating and expanding technical documentation for in-house operations as well as technical manuals for customers. Providing 2nd and 3rd level customer support, including analysis and elimination of complex faults and error states. Closely collaborating and mediating with key customers while overseeing ongoing work on critical issues and changes as a technical lead.
2015 / 04 – 2016 / 01
(Midokura Japan K.K.)
Implemented the MidoNet open source community strategy, managing engagement and interactivity with its audience, and fostering community spirit. Enabled volunteers to contribute to the community easily and efficiently. Organized and coordinated meetings and events, both online and face-to-face. Generated compelling editorial content, authored blog posts, articles, podcasts, videos and other community content. Measured the growth of the community, and analyzed, reviewed and reported on effectiveness of new initiatives. Advocated the community within the company, and vice versa.
2014 / 10 – 2015 / 04
(Meltwater News Japan 1 K.K.)
Maintained and developed the infrastructure for several proprietary SaaS applications with a large international customer base. Deployed and managed various technologies required to run the SaaS applications, such as web servers, databases, search engines and message brokers. Monitored all systems' and applications' health around the clock, as part of the globally distributed technical operations team. Collaborated with the external data centers in all these efforts as necessary.
2012 / 11 – 2013 / 12
(Swiss Federal Institute of Technology Zurich)
Evaluated various cloud appliances and software stacks such as HP CloudSystem Matrix, StackOps Enterprise Edition, Red Hat OpenStack and RDO in order to find the ideal cloud platform for the high-performance computing needs of researchers throughout Switzerland. Designed, deployed and maintained a Scientific Linux and RDO based OpenStack cloud based on the Folsom release using the Packstack installer. Planned and prepared the upgrade to the Havana release while also switching to use advanced Puppet manifests. Evaluated and prepared the switch to Neutron with the Open vSwitch plug-in, GRE tunnels and network namespaces instead of Nova Networking. Contributed patches to Packstack and various Puppet modules to extend or fix their functionality.
2009 / 02 – 2013 / 01
Linux Systems Engineer
(Swiss Federal Institute of Technology Zurich)
Designed, deployed and maintained diskless Fedora workstations, as well as RHEL servers running on VMware ESX to provide lifecycle and configuration management services such as RHN Satellite or Puppet. Provided comprehensive 2nd and 3rd level support for own services, RHEL specific issues and any Linux related questions in general. Handled typical systems administration tasks such as automation, RPM software packaging, etc. Participated in the respective open source communities, particularly working closely with Fedora QA. Evaluated new and upcoming technologies such as Red Hat CloudForms, Amazon AWS and OpenStack.
2007 / 07 – 2009 / 01
Java Software Engineer / Consultant
Maintained in-house developed Java SE applications during the on- and off-boarding phases at Noser Engineering. But first and foremost, developed several Java EE applications for postal services as a consultant to the Swiss Post. Worked with tools, frameworks and technologies such as Eclipse, MVC, Struts, JSF, Spring, Hibernate and Oracle RDBMS.
Awards & Certifications
RHCE of the Year
Red Hat's annual RHCE of the Year contest is a celebration of the hard work, expertise, and ingenuity of some of the world's premier IT professionals. RHCEs continue to provide value to their organizations and clients as shown by the accomplishments of this year's RHCE of the Year winners.
A Red Hat Certified Engineer (RHCE) is a Red Hat Certified System Administrator who possesses the additional skills, knowledge, and abilities required of a senior system administrator responsible for Red Hat Enterprise Linux systems.
An IT professional who has earned the Red Hat Certified System Administrator (RHCSA) is able to perform the core system administration skills required in Red Hat Enterprise Linux environments.
2003 / 10 – 2006 / 11
Bachelor of Engineering,
Communications Systems and Informatics
(Zurich University of Applied Sciences)
Graduates possess the capabilities, competence and extensive knowledge to work in planning, evaluation, and maintenance of IT infrastructures, consulting and project planning, training, or support. Graduates have the potential for further development and concentration on a specialist or business area, or for assuming managerial responsibilities in the IT-field.
2013 / 03 – 2013 / 12
Contributed to the development and advocacy of Packstack (an OpenStack installer) and to the quality assurance efforts of the project’s OpenStack distribution.
2007 / 04 – 2013 / 12
Participated in various roles, as time allowed and interests shifted. Most notable roles included project advocacy, quality assurance and software packaging, as well as serving as an appointed voting member to the Fedora Community and the Fedora Cloud working groups. Also co-lead the organization of FUDCon Zurich 2010 with over 100 participants.