DevOps & SRE interview questions#
Hey, here you can find the most important information about key DevOps & SRE technologies.
Use it for preparing to your interview, good luck 🙌
PS: and you can support me, if you want)#
GitHub repo with these questions#
If you need mentorship for DevOps, Kubernetes, AWS etc#
— feel free to DM me in X.com - https://x.com/immanuel_vibe
What’s covered#
Interview questions#
- DevOps middle+, senior interview questions — system design, CI/CD architecture, SLOs, incident management
Core technologies — deep dives with 20 interview questions each#
- Kubernetes — Pods, Deployments, Services, RBAC, autoscaling, networking, storage
- Docker and container runtimes — images, Dockerfile, containerd, networking, security
- Terraform — state, modules, workspaces, remote backends, IaC best practices
- Ansible — playbooks, roles, inventory, Vault, idempotency
- AWS & cloud concepts — EC2, IAM, VPC, EKS, Lambda, S3, RDS
- Linux — processes, systemd, filesystem, networking, performance
- Networking (TCP/IP, load balancing) — DNS, TLS, HTTP, load balancers, OSI model
- PostgreSQL & database concepts — indexes, MVCC, VACUUM, replication, tuning
- Kafka, NATS, and messaging — topics, partitions, consumer groups, delivery semantics
- GitHub Actions — workflows, runners, secrets, caching, reusable workflows
- GitLab CI/CD — pipelines, stages, runners, environments, caching
Quick reference#
- Common DevOps tools — short review — concise overview of the full DevOps toolchain