Docker
Aprende Docker desde tu primer contenedor hasta producción. Imágenes, redes, volúmenes, Compose, builds multi-etapa y registros seguros.
13 lecciones, en orden
- 120 min
Qué es Docker
Containers vs VMsImagesContainersDocker daemonDocker CLI - 225 min
Tu primer Container
Docker runHello-worldInteractive shellDocker psDocker stopDocker rm - 330 min
Images y el Dockerfile
FROMRUNCMDDocker buildDocker imagesDocker rmi - 435 min
Creación de Images personalizadas
COPYWORKDIRENVEXPOSELayer caching.dockerignore - 530 min
Redes de Containers
Published ports-p host:containerUser-defined networksContainer DNSDocker network - 630 min
Volumes y persistencia
Bind mountsNamed volumesContainer writable layerDocker volumeWhere data lives - 735 min
Docker Compose
Compose.yamlServicesDepends_onPort mappingDocker compose up/downNamed volumes in compose - 835 min
Multi-Stage Builds
Build stageRuntime stage--from=builderSlim final imagesAS aliasing - 925 min
Variables de entorno y secretos
ENV in Dockerfile-e at runEnv_file in composeWhy not to bake secretsDocker secrets brief mention - 1025 min
Healthchecks y políticas de reinicio
HEALTHCHECK directive--restart=unless-stoppedDocker inspect healthCompose healthcheck - 1130 min
Optimización de Images y seguridad
Small bases like alpine and distrolessUSER non-rootPinning versionsDocker scoutTrivyMulti-arch idea - 1225 min
Registries y publicación
Docker tagDocker loginDocker pushDocker HubGHCRPrivate registries - 1350 min
Proyecto final: Desplegando un Stack
Multi-stage DockerfileCompose.yaml with two servicesHealthcheck and restart policyTag and pushRun elsewhere
Aprende Docker en tu idioma
Cada lección, examen y respuesta del tutor aparece en tu idioma. El tutor de IA responde en el idioma en que le hablas.
Roles that use Docker
See how hiring teams interview engineers on Docker, in production-like environments.
DevOps Engineer
Hire DevOps engineers who actually ship. Run live or take-home interviews in production-like Linux environments with Docker, Kubernetes, Terraform and CI/CD. See how they debug, automate, and work alongside AI.
See the interviewPlatform Engineer
Hire platform engineers who reduce friction for every team. Real golden-path templates, real internal CLIs, real service onboarding flows. We record every step.
See the interviewSite Reliability Engineer (SRE)
Hire SREs who actually run production. Live workspaces with metrics, logs, traces and a service that is starting to misbehave. We record every keystroke.
See the interview