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Senior OpenZFS Developer

klarasystems.com · Remote · posted Sep 1, 2026

senior

What this role actually asks for

Extracted by RemoteHunt

Must have

  • 4+ years of experience
  • Strong C programming skills
  • Experience with file systems
  • Familiarity with ZFS internals
  • Work across Linux and FreeBSD

Nice to have

  • Upstream contributions to OpenZFS
  • Upstream contributions to other open source projects

Tools and technologies

COpenZFSFreeBSDLinuxVFS

The full posting

klarasystems.com | Senior OpenZFS Developer | REMOTE | Full-time Contract We have successfully hired from HN in previous rounds and are looking for another OpenZFS Developer (4+ years of experience) to join our team! Klara Inc. provides development & solutions focused on open source software and the community-driven development of OpenZFS and FreeBSD. We develop new features, investigate/fix bugs, and support the community of these important open source infrastructure projects. Some of our recent work includes major ZFS features such as Fast Deduplication (OpenZFS 2.3) and AnyRAID: https://github.com/openzfs/zfs/pull/17567 https://github.com/openzfs/zfs/pull/18406 We’re looking for an OpenZFS Developer with: - Strong C programming skills and understanding of data structures - Experience with file systems, VFS, and OS internals (threading, locking, IPC, memory management) - Familiarity with ZFS internals (DMU, MOS, vdevs, ZPL, datasets, boot environments) - Ability to work across Linux, and FreeBSD environments Previous upstream contributions to OpenZFS or other open source projects are a big plus. Submit an application through our site: https://klarasystems.com/careers/openzfs-developer/

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Senior OpenZFS Developer at klarasystems.com — Remote | RemoteHunt