Case study · Distributed systems · Production modernization

Fetch · 2018–2025

Made e-receipt infrastructure safer to change and easier to operate.

Decoupled delivery, controlled rollout and rollback, and self-service lifecycle automation reduced operational risk while lowering recurring platform spend.

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Recurring cost reduced

$48K / yearAlongside safer deployment and lower day-to-day operating overhead.

The constraint

The e-receipt platform relied on tightly connected components, difficult rollback, and routine changes that depended too heavily on individual engineers.

What changed

  • Decoupled components so they could be delivered and changed independently.
  • Introduced controlled rollout and rollback with clearer release traceability.
  • Built self-service configuration and lifecycle automation for recurring operations.
  • Led an observability migration that reduced ongoing platform spend.

The result

The platform gained gradual rollouts, clearer production evidence, and lower operator burden while reducing observability costs by $48K each year.

  • Distributed systems
  • AWS
  • CI/CD
  • Observability
  • Self-service

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