Noor Haddad

I build the boring systems that move money without breaking.

noor:~$
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Selected work

  • Ledgerline · 2019–2021

    Lead backend engineer · Quillmere Financial, a 40-person fintech. Cut a 40-person fintech's monthly close from 6 hours to 11 minutes.

  • pgbouncer-lens

    Open-source PgBouncer dashboard with 2,400 GitHub stars.

  • Tally

    Processes 3.1 million events a day for a Shopify app.

Experience

  • 2024 — NOW · Independent · Payments infrastructure consultant, Toronto

    Built payment-flow roadmaps for settlement and reconciliation teams.

  • 2021 — 2024 · Staff Backend Engineer · Ferrowick Payments (card issuing and settlement)

    Moved card settlement to an event-driven pipeline on Kafka.

  • 2018 — 2021 · Senior Backend Engineer · Quillmere Financial, a 40-person fintech (ledger and reconciliation)

    Built Ledgerline, cutting the monthly close from 6 hours to 11 minutes.

  • 2017 — 2018 · Backend Engineer · Tallowmoor Labs (billing and subscriptions)

    Shipped recurring billing with automated retries for failed subscriptions.

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