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Fahad Khoury

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Backend Engineer at Ooredoo · Payments infrastructure · idempotency, PostgreSQL

Works at
Ooredoo
Location
Doha, Qatar · AST (UTC+3)
Experience
3+ years experience
Education
Qatar University
Languages
English, Arabic, German

Overview

I've spent 3 years on payments infrastructure, now at Ooredoo. Built the experimentation framework 6 product teams use to ship changes safely. Most at home with PCI DSS and idempotency.

Good reasons to reach out
  • Second opinions on PostgreSQL decisions
  • Thoughtful intros to people in my field
  • Questions about payments infrastructure
Please don't message about
  • Recruiters for roles outside my stack
  • Generic networking requests
  • Courses and coaching offers

Replies between meetings, usually same day

Skills
PostgreSQLidempotencyJavaPCI DSS

Experience

  1. Backend Engineer
    Apr 2024 - Present
    Ooredoo · 2 yr 7 mo · Full-time · Doha, Qatar
    • Moved 74% of payments platform traffic off a legacy monolith without a customer-facing incident.
    • Shipped 27 launches on the payments platform team without a rollback.
    • Reduced cloud spend on payments platform by 21% in two quarters.

Projects

Write-up: payments infrastructure in practice
2026

A long-form guide to payments infrastructure for people starting out.

Payments infrastructure benchmark
2024

Reproducible benchmarks comparing PCI DSS and PostgreSQL on real workloads.

References

No references yet.

Education

  1. Qatar University
    BSc, Electronics and Communication
    2018 - 2022

Details

Compensation expectations
What they are targeting for their next role.
Visible to connections
Direct contact details
Direct email and a scheduling link.
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