David O'Connor

Verified

Linux & Kernel Engineer

5(89 reviews) 🇮🇪 Ireland English 14+ years

About

Deep Linux performance work. Ex-Red Hat. I diagnose the strange bugs no one else can reproduce.

Linux

eBPF

Performance

Debian

Simple, transparent pricing — pick the format that fits your problem.

Starting from $20

Quick

15 minutes

$20

Fast troubleshooting or a quick expert answer when you're stuck.

Popular

Professional

60 minutes

$50

In-depth session with review, guidance, and a written action plan.

Advanced

90 minutes

$60

Hands-on debugging, migration or complex technical work.

Jordan K.

2 weeks ago

Sharp, practical, and no fluff. Solved in 45 minutes what my team debated for two weeks.

Priya S.

1 month ago

Deep expertise, great communicator. Delivered a clear plan and follow-up notes.

Alex R.

2 months ago

Excellent session. Would book again for the follow-up phase.