Interview Prep

Cloud Architect Interview Questions

15 real interview questions for cloud architect roles, each with a probe and a framework to shape your answer.

Q1

Tell me about a cloud architecture you designed.

What the interviewer is probing

Scale and trade-offs.

Answer framework

Requirements, choices, outcomes.

Q2

How do you approach cost optimization?

What the interviewer is probing

FinOps.

Answer framework

Rightsizing, reserved capacity, tagging.

Q3

Describe a migration project you led.

What the interviewer is probing

Planning.

Answer framework

Assessment, migration, validation.

Q4

How do you ensure security in cloud design?

What the interviewer is probing

Security by design.

Answer framework

IAM, encryption, network.

Q5

What is your experience with multi-cloud?

What the interviewer is probing

Strategy.

Answer framework

Use cases and risks.

Q6

How do you handle vendor lock-in?

What the interviewer is probing

Portability.

Answer framework

Abstractions and exit strategy.

Q7

Tell me about a scalability challenge.

What the interviewer is probing

Architecture.

Answer framework

Constraints and solution.

Q8

What is your disaster recovery approach?

What the interviewer is probing

Resilience.

Answer framework

RTO/RPO, backups, drills.

Q9

How do you govern cloud usage across teams?

What the interviewer is probing

FinOps and guardrails.

Answer framework

Policies and tooling.

Q10

Describe your IaC strategy.

What the interviewer is probing

Automation.

Answer framework

Modules, state, testing.

Q11

How do you design for observability?

What the interviewer is probing

Monitoring.

Answer framework

Metrics, logs, traces.

Q12

What is your approach to container orchestration?

What the interviewer is probing

Kubernetes.

Answer framework

Trade-offs and patterns.

Q13

Tell me about a time you rejected a cloud service choice.

What the interviewer is probing

Judgment.

Answer framework

Reasoning and alternative.

Q14

How do you mentor engineers on cloud best practices?

What the interviewer is probing

Leadership.

Answer framework

Guidelines and reviews.

Q15

Why this company?

What the interviewer is probing

Motivation.

Answer framework

Connect scale and innovation.

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