There are many good answers to this question. I like Amazon's description of DevOps: "DevOps is the combination of cultural philosophies, practices, and tools that increases an organization’s ability ...

CSV Files + REST APIs + Webhooks ↓ Kafka (raw-records topic) ↓ Validation Service (Spring Boot) ↓ ↓ PASS FAIL ↓ ↓ clean-records dead-letter-queue ...