Current Vacancies
Position: ZFS Software Engineer


MPSTOR is a leading developer of storage and cloud management software products, providing solutions through hardware OEMs and System Integrators (as well as direct) to data centres who are seeking a flexible, scalable and resilient platform on which to build a storage, public cloud or private cloud service. 

MPSTOR’s core expertise is in software defined storage, which provides programmable and automated storage infrastructure, creating the perception of infinite flexibility in terms of scale and quality of service. 

MPSTOR’s engineers have storage in their DNA, many having over twenty years of software and hardware storage design experience. We pride ourselves in providing reliable, easy-to-use and easy-to-support software products and we work closely with our OEM and system integrator partners to deliver full turnkey solutions. 

MPSTOR’s open-platform, open-API software architecture allows it to be run on standard hardware and to be easily integrated with other third party software solutions 

Job Description 

  • Integrate ZFS into the existing storage code 
  • Develop new features to be used in and with ZFS
  • Improve ZFS performance in large storage arrays 
  • Improve ZFS performance for NVNe SSD arrays
  • Strong unit test and debugging skills 
  • Proficient understanding of code versioning tools (such as Git, Mercurial or SVN)
  • Proficient understanding of bug tracking tools and code maintenance process 


  • Bachelor's degree in Computer Science or related field 
  • Previously worked on a ZFS development or tuning team 
  • Experience in Linux, Python or C languages in event driven systems, preferably in data storage technologies 
  • Minimum of 5 years’ experience in a software development organization 
  • A record of successful delivery of software applications as an individual or team leader 
  • Strong understanding of the software development cycle 
  • Strong problem solving skills 
  • Self-motivated, team player, action and results oriented 
  • Well organized, good communication and reporting skills 
  • Ability to successfully work under tight project deadlines 

Organizational “Fit” Considerations:

MPSTOR is seeking a team player who enjoys technical challenges within a fast paced environment, applies sound judgment in successful task planning and execution, meets deadlines, and communicates the highest standards of professionalism in his/her appearance and work habits.



Please send your application to



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Rubicon Centre 3, CIT Campus,

Rossa Avenue, Bishopstown, Cork.

+353 21 486 8130