From Chaos To Platform: A Journey Full of Unknowns
Talkat Platform Engineering Day North America 2025 · on Monday, 2025-11-10· at 15:55· Building B | Level 5 | Thomas Murphy Ballroom 2-3·
summary
Itaú Unibanco moves from on‑prem VM silos to a Kubernetes‑based, cell‑style multi‑cloud platform with a control manager coordinating control planes and isolated data planes, built mostly in Golang and using Argo + Crossplane + Golang. Outcomes claimed: 50% services in cloud by 2022, 65% by 2024, goal 100% by 2028 and operational gains like 99% reduction in high‑impact incidents, 2,000% increase in tech changes, 45% transaction cost cut. Plans consolidate ~2,300 clusters toward ~100–200 data‑plane clusters.
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chapters (14)
- 0:00Introduction
- 1:05Modernization timeline
- 3:13Starting challenges
- 4:17Platform vision
- 5:41Transformation outcomes
- 6:46Need for further change
- 7:50Cultural upskilling
- 9:37Tooling standardization
- 11:06Technology stacks
- 12:31Platform architecture
- 16:51Platform engineering lessons
- 19:00Culture in platform engineering
- 19:41Q&A: Platform success
- 22:16Q&A: Developer empowerment
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