Backend
Quarkus / Micronaut
Also written as Quarkus, Micronaut
Newer Java frameworks designed for containers and serverless: they start in a fraction of a second and use less memory than traditional Spring Boot apps.
Think of it like
A lightweight racing bike compared with a sturdy touring bike (Spring Boot): quicker off the line, fewer accessories.
Junior or senior?
Signals a Java developer following modern cloud trends. Accept as equivalent to Spring Boot for most roles; the concepts carry over.
Ask them
“Why was Quarkus or Micronaut chosen over Spring Boot for that service?”