Location: Toronto, Canada
  Remote: open
  Willing to relocate: yes
  Technologies: low-level Linux (kernel, libc, init, etc), C, x86 assembly, C#, Python
  Résumé/CV: https://www.alxu.ca/resume/
  Email: see resume

Systems engineer and long-time open-source contributor, with nearly two decades of hands-on experience in troubleshooting, security, and optimization. Developed 800× production hot path throughput; Linux kernel pipe buffer fix; discovered QEMU/virtiofsd full host device access vulnerability.

Looking for senior systems, infrastructure, kernel, and low-level performance engineering roles.