Quality and Velocity: A Journey to High Availability
summary
Vonage describes a concrete Qualocity formula that layers practices to move from ~99.9% to five nines availability: foundational code reviews, unit-heavy test pyramid and CI that yields ~99.99% (4 minutes downtime/month); a second layer of load, stress, stability and chaos testing plus autoscaling and optional multi-region and security; and a third layer of dogfooding, alpha/beta cohorts and gradual rollouts (10% increments), applied to Vonage Business Communications and claimed to reach >5 nines.
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chapters (6)
- 0:00The software bakery analogy
- 1:38Balancing quality and velocity
- 5:14Layer 1: Foundational testing
- 9:35Layer 2: Real-world resilience
- 15:59Layer 3: Community and release
- 20:10Final thoughts and recipe
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