Do I need Kubernetes if I want rolling updates and rollback?

No — you don’t need Kubernetes just to get rolling updates and rollback.

Options that can do this without Kubernetes

Many deployment platforms and tools support these features:

• Docker Compose + your own scripts: possible, but you have to build the deployment logic yourself.
• AWS ECS / Fargate: supports rolling deployments and rollback.
• AWS CodeDeploy: can do blue/green and rolling deployments.
• Azure App Service / Google Cloud Run / Heroku: managed platforms with built-in deployment strategies.
• Nomad, Docker Swarm: can handle service updates and rollback in some form.
• CI/CD tools like GitHub Actions, GitLab CI, Argo Rollouts, etc., often paired with another runtime.

What Kubernetes gives you

Kubernetes is useful if you want:

• native rolling updates
• rollback support
• health checks and automated rescheduling
• self-healing if a container crashes
• scaling and service discovery
• more control over deployments and traffic management

But it’s also more complex to operate.

Rule of thumb

• If you just need safe deploys with rollback, a managed platform is often enough.
• If you need orchestration, scaling, resilience, multi-service management, or portability, Kubernetes becomes more attractive.

If you want, I can compare Kubernetes vs ECS vs Cloud Run vs plain Docker specifically for rolling updates and rollback.