Unlocking technical excellence as a business advantage
summary
giffgaff scales 4 million customers with under 250 people by treating engineering habits as strategy: daily deployments of a monolith start a 2019 transformation into ~140 services running on Kubernetes using AWS spot instances, with 15,000 releases in 2022 and 0.35% failure rate, mean time to detect 4 minutes and recover 40 minutes, and a 95% drop in P1s since 2018. Practices: TDD, pair programming, trunk‑based development, micro frontends, a developer‑experience team and MVP in eight months for contracts.
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chapters (13)
- 0:00Introduction
- 0:55About Mattia
- 2:20The Gift Card
- 3:28About giffgaff
- 4:57Birth and growth
- 11:45Engineering principles
- 22:37Implementing the principles
- 28:27The technical strategy
- 35:32Microfrontends
- 38:40Scaling pains
- 40:40Reorganizing teams
- 42:28Unlocking business value
- 44:24Conclusion
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