DevOps Interview Cloud

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DevOps & Cloud Interview Questions - Scenario-Based, No Fluff Preparing for a DevOps, Cloud, SRE, or Platform Engineering interview? I post scenario-based interview questions and answers covering: - AWS, Azure, GCP cloud architecture - Docker & Kubernetes (CKA/CKAD prep) - Terraform & Infrastructure as Code - CI/CD: GitHub Actions, Jenkins, ArgoCD - DevSecOps & Security - Monitoring & Observability - System Design for DevOps New videos regularly. Subscribe and prep smarter. Free ebooks & study guides: DevOpsInterview.Cloud Podcast: devopsinterviewcloud.podbean.com/

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Multi-Tenant Kubernetes Done Right

Multi-Tenant Kubernetes Done Right DevOps Interview Cloud

6 views - 15 hours ago

The Kubernetes Machine: From kubectl apply to Running Containers

The Kubernetes Machine: From kubectl apply to Running Containers DevOps Interview Cloud

1 day ago

The Kubernetes Machine: From kubectl apply to Running Containers

The Kubernetes Machine: From kubectl apply to Running Containers DevOps Interview Cloud

1 day ago

Cluster Autoscaler vs Karpenter: Choosing at 500 Nodes

Cluster Autoscaler vs Karpenter: Choosing at 500 Nodes DevOps Interview Cloud

4 days ago

DevSecOps Pipeline: Build It From Scratch

DevSecOps Pipeline: Build It From Scratch DevOps Interview Cloud

13 views - 1 week ago

OOMKilled at Scale: Tuning JVM Heap in Kubernetes

OOMKilled at Scale: Tuning JVM Heap in Kubernetes DevOps Interview Cloud

7 views - 1 week ago

Karpenter Spot Interruption: Fallback & Graceful Drain

Karpenter Spot Interruption: Fallback & Graceful Drain DevOps Interview Cloud

1 week ago

Canary Analysis for Flink Streaming: Prometheus, Loki & Pyroscope

Canary Analysis for Flink Streaming: Prometheus, Loki & Pyroscope DevOps Interview Cloud

7 views - 1 week ago

Grafana Mimir Storage: Tiered S3 at 10TB/day

Grafana Mimir Storage: Tiered S3 at 10TB/day DevOps Interview Cloud

4 views - 1 week ago

Grafana Mimir Storage: Tiered S3 at 10TB/day

Grafana Mimir Storage: Tiered S3 at 10TB/day DevOps Interview Cloud

4 views - 1 week ago

SLO Error Budget Burn Rate: Azure Zone Outage Math

SLO Error Budget Burn Rate: Azure Zone Outage Math DevOps Interview Cloud

5 views - 2 weeks ago

PCI-DSS Serverless Payments on GCP: Confidential VMs, CEKM & Binary Authorization

PCI-DSS Serverless Payments on GCP: Confidential VMs, CEKM & Binary Authorization DevOps Interview Cloud

3 views - 2 weeks ago

Cross-Account EKS with AWS CDK: VPC Peering and Transit Gateway

Cross-Account EKS with AWS CDK: VPC Peering and Transit Gateway DevOps Interview Cloud

2 views - 2 weeks ago

OpenTelemetry + CloudWatch Logs Insights: Tracing Serverless Apps

OpenTelemetry + CloudWatch Logs Insights: Tracing Serverless Apps DevOps Interview Cloud

10 views - 3 weeks ago

Terraform State Splitting: terraform state rm + moved Blocks

Terraform State Splitting: terraform state rm + moved Blocks DevOps Interview Cloud

9 views - 3 weeks ago

Kubernetes RBAC: Lock Down Your Cluster

Kubernetes RBAC: Lock Down Your Cluster DevOps Interview Cloud

7 views - 3 weeks ago

Azure RBAC with Pulumi: Dynamic Roles from YAML

Azure RBAC with Pulumi: Dynamic Roles from YAML DevOps Interview Cloud

2 views - 3 weeks ago

Monorepo CI at Scale: Bazel Caching for 1,000 Microservices

Monorepo CI at Scale: Bazel Caching for 1,000 Microservices DevOps Interview Cloud

8 views - 3 weeks ago

Azure RBAC with Pulumi: Dynamic Roles from YAML

Azure RBAC with Pulumi: Dynamic Roles from YAML DevOps Interview Cloud

3 weeks ago

Prometheus Cardinality: Cutting 10M Series to 500K for Istio

Prometheus Cardinality: Cutting 10M Series to 500K for Istio DevOps Interview Cloud

3 views - 3 weeks ago

Conftest in Argo CD: Block Public S3 Buckets at GitOps Gate

Conftest in Argo CD: Block Public S3 Buckets at GitOps Gate DevOps Interview Cloud

9 views - 3 weeks ago

Terragrunt at Scale: Dependency Graphs, Circular Deps & OCI Versioning

Terragrunt at Scale: Dependency Graphs, Circular Deps & OCI Versioning DevOps Interview Cloud

17 views - 3 weeks ago

External Secrets Operator: Vault Dynamic Secrets in Kubernetes Without Sidecars

External Secrets Operator: Vault Dynamic Secrets in Kubernetes Without Sidecars DevOps Interview Cloud

6 views - 3 weeks ago

Jenkins Helm Deadlocks: Diagnose with jstack and Mutex Locks

Jenkins Helm Deadlocks: Diagnose with jstack and Mutex Locks DevOps Interview Cloud

3 weeks ago

CloudFormation Drift Detection: AWS Config + Lambda Auto-Remediation

CloudFormation Drift Detection: AWS Config + Lambda Auto-Remediation DevOps Interview Cloud

3 weeks ago

DynamoDB Multi-Region Cost: Cut Data Transfer 70%

DynamoDB Multi-Region Cost: Cut Data Transfer 70% DevOps Interview Cloud

3 weeks ago

Flyway + Kubernetes: Rolling Back Failed DB Migrations

Flyway + Kubernetes: Rolling Back Failed DB Migrations DevOps Interview Cloud

3 weeks ago

Cut K8s Cluster Costs 60% - Real Tactics

Cut K8s Cluster Costs 60% - Real Tactics DevOps Interview Cloud

12 views - 4 weeks ago

Terraform Apply Timeouts: IAM Role Batching at Scale

Terraform Apply Timeouts: IAM Role Batching at Scale DevOps Interview Cloud

2 views - 3 weeks ago

GitHub Actions at 10K Daily Builds: Runner Strategy for Scale

GitHub Actions at 10K Daily Builds: Runner Strategy for Scale DevOps Interview Cloud

4 views - 3 weeks ago

FIPS 140-3 on EKS: Bottlerocket OS and KMS Hardware Modules

FIPS 140-3 on EKS: Bottlerocket OS and KMS Hardware Modules DevOps Interview Cloud

2 views - 3 weeks ago

AWS Lookout for Metrics: Killing Alert Fatigue at Scale

AWS Lookout for Metrics: Killing Alert Fatigue at Scale DevOps Interview Cloud

3 weeks ago

Cross-Account IAM Roles: Auditing with Access Analyzer

Cross-Account IAM Roles: Auditing with Access Analyzer DevOps Interview Cloud

3 views - 1 month ago

Cross-Account IAM Roles: Auditing with Access Analyzer

Cross-Account IAM Roles: Auditing with Access Analyzer DevOps Interview Cloud

3 weeks ago

Container Runtime Security: seccomp, AppArmor & eBPF LSM

Container Runtime Security: seccomp, AppArmor & eBPF LSM DevOps Interview Cloud

3 weeks ago

FinOps 2.0: Forecast GenAI Cloud Spend with AWS Cost Explorer and Prophet

FinOps 2.0: Forecast GenAI Cloud Spend with AWS Cost Explorer and Prophet DevOps Interview Cloud

3 weeks ago

Secret Scanning in CI: Stop AWS Keys Leaking to GitHub

Secret Scanning in CI: Stop AWS Keys Leaking to GitHub DevOps Interview Cloud

3 views - 3 weeks ago

VPC Flow Log Anomaly Detection: Amazon Detective + Athena ML

VPC Flow Log Anomaly Detection: Amazon Detective + Athena ML DevOps Interview Cloud

2 views - 3 weeks ago

K8s Production Debug: Live Incident Walk

K8s Production Debug: Live Incident Walk DevOps Interview Cloud

33 views - 1 month ago

Optimize a 2GB Docker Image Down to 50MB

Optimize a 2GB Docker Image Down to 50MB DevOps Interview Cloud

10 views - 1 month ago

Karpenter Multi-Team Clusters: NodePools, Weights & Isolation

Karpenter Multi-Team Clusters: NodePools, Weights & Isolation DevOps Interview Cloud

13 views - 3 weeks ago

Karpenter EC2NodeClass: AMI, Subnets, and EBS Config

Karpenter EC2NodeClass: AMI, Subnets, and EBS Config DevOps Interview Cloud

3 weeks ago

Karpenter Consolidation & Drift: 2 AM Node Cleanup

Karpenter Consolidation & Drift: 2 AM Node Cleanup DevOps Interview Cloud

4 views - 3 weeks ago

Karpenter Lifecycle: How GPU Pods Get Unstuck

Karpenter Lifecycle: How GPU Pods Get Unstuck DevOps Interview Cloud

4 views - 3 weeks ago

Zero Trust AKS Access from On-Prem | Azure Arc & OPA Gatekeeper

Zero Trust AKS Access from On-Prem | Azure Arc & OPA Gatekeeper DevOps Interview Cloud

30 views - 6 months ago

Post-Quantum Encryption on GCP | Key Rotation Strategy

Post-Quantum Encryption on GCP | Key Rotation Strategy DevOps Interview Cloud

5 views - 6 months ago

Multi-Cloud Video Pipeline Design | System Design Interview

Multi-Cloud Video Pipeline Design | System Design Interview DevOps Interview Cloud

12 views - 6 months ago

Azure Container Apps Migration: Zero-Downtime .NET & SQL AG

Azure Container Apps Migration: Zero-Downtime .NET & SQL AG DevOps Interview Cloud

4 views - 3 weeks ago

Argo CD Multi-Tenancy: SSO, Sharding & Namespace Isolation

Argo CD Multi-Tenancy: SSO, Sharding & Namespace Isolation DevOps Interview Cloud

5 views - 3 weeks ago

Kyverno Pod Security: Allowing NET_RAW for Legacy Apps

Kyverno Pod Security: Allowing NET_RAW for Legacy Apps DevOps Interview Cloud

3 weeks ago

Java 21 Lambda Cold Starts: SnapStart vs Provisioned Concurrency vs GraalVM

Java 21 Lambda Cold Starts: SnapStart vs Provisioned Concurrency vs GraalVM DevOps Interview Cloud

4 views - 3 weeks ago

Kata Containers: Diagnosing ’Container Not Started’ Errors

Kata Containers: Diagnosing ’Container Not Started’ Errors DevOps Interview Cloud

3 views - 3 weeks ago

S3 Object Lambda: Redact PII from Legacy Data Without ETL

S3 Object Lambda: Redact PII from Legacy Data Without ETL DevOps Interview Cloud

3 weeks ago

AWS Global Accelerator Latency: Direct Connect Troubleshooting

AWS Global Accelerator Latency: Direct Connect Troubleshooting DevOps Interview Cloud

3 views - 3 weeks ago

AKS Zero-Trust Access: Arc, OPA Gatekeeper & On-Prem

AKS Zero-Trust Access: Arc, OPA Gatekeeper & On-Prem DevOps Interview Cloud

7 views - 3 weeks ago

Quantum-Resistant Encryption on GCP: Kyber, Dilithium & Key Rotation

Quantum-Resistant Encryption on GCP: Kyber, Dilithium & Key Rotation DevOps Interview Cloud

2 views - 3 weeks ago

Multi-Cloud Video Pipeline: Active-Active Under 100ms

Multi-Cloud Video Pipeline: Active-Active Under 100ms DevOps Interview Cloud

3 views - 3 weeks ago

Dockerfile Best Practices for Production | Docker Interview

Dockerfile Best Practices for Production | Docker Interview DevOps Interview Cloud

111 views - 1 year ago

Docker Zombie Processes Explained | Causes & Fixes

Docker Zombie Processes Explained | Causes & Fixes DevOps Interview Cloud

61 views - 1 year ago

Custom Terraform Provisioner | Plugin SDK Tutorial

Custom Terraform Provisioner | Plugin SDK Tutorial DevOps Interview Cloud

20 views - 1 year ago