Why do mentors say start with a monolith before microservices?

Start monolith

For Why do mentors say start with a monolith before microservices, interviewers listen for a crisp definition, how the pieces interact in a real system, and one trade-off or failure mode you have seen or would guard against.

• One deployable unit—simpler debug, refactor, and local dev.
• Microservices add network failure, distributed tracing, ops overhead.
• Split when team boundaries or scale force it—not day one.