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Mirantis has more experience delivering OpenStack clouds to more customers than any other company. We build the infrastructure that makes OpenStack work. We are profitable, have strong investors, and ample cash reserves. We are proud to be Founding sponsors of OpenStack, and to serve on the OpenStack Foundation Board.

What Linux was to open source and operating systems, OpenStack is to cloud computing. It makes programmable infrastructure vendor-neutral and frictionless to access, not to mention it unlocks distributed applications and accelerates innovation. It transforms virtualization from an efficiency to a whole new compute paradigm.

If you’re an ambitious software engineer or systems architect and thrive on getting tough, real- world problems solved with a smart, motivated team, you want to work here.

To support our growth we are hiring a Principal Software Engineer, who will become a part of a very strong team with the goal of building a successful software product around OpenStack and taking it to the market. We are looking for an exceptional person with hands-on Ruby/Python experience, who will help us make our product better.

Primary Responsibilities

• Help drive R&D for the product, prototype new features in Ruby & Python
• Understand customer use cases, proactively identify/suggest/implement product improvements
• Develop new features and write unit tests
• Troubleshoot and come up with resolution for technical issues


• 3+ years of software development experience
• Excellent knowledge of Ruby and/or Python. Desire to learn both.
• Solid knowledge of software design patterns
• Experience in writing multithreaded applications in Ruby and/or Python
• Excellent knowledge of Linux (CentOS/Ubuntu preferred) and Linux Networking • Experience working with Jenkins and git
• Desire to help us develop OpenStack easier to use

• Knowledge and hands-on experience of working with OpenStack • Knowledge of Puppet

What We Offer
• Work in the Bay Area with established leaders in their industry
• Work with exceptionally passionate, talented and engaging colleagues
• Build large scale, innovative systems for mission-critical use
• High-energy atmosphere of a young company, competitive compensation package with strong benefits plan and stock options
• Lots of freedom for creativity and personal growth