Legacy RecoveryClean Arch
Banking Core Modernisation
Controlled migration from a legacy monolith into microservices.
Published on March 22, 2024
Context
Highly coupled legacy monolith with slow deploys and frequent incidents.
Solution
Strangler Fig pattern extracting domains progressively with Hexagonal Architecture.
Result
60% faster deploys and a significant drop in technical debt.
-60%
Deploy time
-45%
Critical incidents
Context
10+ year old banking core monolith…
Strategy
Strangler Fig + Hexagonal to isolate domains.
Result
60% faster deploys and a sharp drop in incidents.
Stack
JavaSpring BootOracleKubernetes