From Monolith to Microservices: The Evolution of a Banking Platform

on YouTube ↗42m

" summary

A banking platform for 150,000 corporate customers evolved from a large monolith to microservices by running monolith and microservices in parallel, adopting Domain‑Driven Development across 20+ platform and product teams, and moving frontend from JSP to microfrontends with a design system. The talk covers practical lessons for migrating without harming business or customers, when to choose Open Source versus commercial solutions, and processes that enabled faster releases and reduced technical debt.

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" chapters (13)

1. 0:00Introduction
2. 2:10Banking digital stats
3. 5:09Platform transformation start
4. 8:20First microservice steps
5. 10:12Modern open source stack
6. 12:45Leaving enterprise products
7. 14:55Architecture growth and org changes
8. 15:40DDoS protection and WAF
9. 17:51Frontend scaling problems
10. 19:15AI and cloud plans
11. 21:49Transformation summary and challenges
12. 23:14Jobs and closing
13. 24:00Q&A

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