The Red Hat Certified OpenShift Application Developer (EX288) exam is a performance-based certification that validates your ability to deploy and manage applications in a Red Hat® OpenShift® Container Platform environment.

By passing this exam, candidates:

Earn the Red Hat Certified Specialist in OpenShift Application Development credential
Gain credit toward RHCA® (Red Hat Certified Architect)

The exam is based on Red Hat OpenShift Container Platform 4.18.

Exam Objectives

The EX288 exam measures the ability to:

Deploy applications in OpenShift
Manage single and multi-container applications
Implement CI/CD workflows
Manage image builds and registries
Handle configuration and secrets
Troubleshoot application deployments

All deployments must meet the defined objective criteria.

Business Impact

EX288-certified professionals enable organizations to:

Deploy secure and scalable applications on OpenShift
Implement efficient CI/CD pipelines
Optimize container image and registry management
Accelerate DevOps operations

Individual Impact

Professionals who earn EX288 certification:

Gain expertise in Kubernetes and OpenShift deployments
Effectively use Helm, Kustomize, and Tekton
Strengthen cloud-native development skills
Progress toward RHCA

We can organize this training at your preferred date and location. Contact Us!

Prerequisites

Candidates are recommended to:

Have a basic understanding of container technologies
Have programming experience (recommended)
Complete DO288 (OpenShift Developer II)
Hold the Red Hat Certified Specialist in Containers credential

These are strongly encouraged but not required.

Who Should Attend

Application developers working with OpenShift
DevOps engineers delivering applications on OpenShift
Site Reliability Engineers working with OpenShift

Training Outline

Working with OpenShift

Create and manage projects
Deploy single and multi-container applications
Use application health monitoring
Work with Git in deployment workflows

Container Image Management

Use pre-built images
Configure image builds
Implement custom builder workflows
Publish images to the internal registry
Manage image streams

Customizing Deployments

Use Helm charts
Customize deployments with Kustomize
Deploy multi-container applications

Configuration and Secrets

Create configuration maps
Create secrets
Inject configuration data into applications

Source-to-Image (S2I)

Build and deploy applications using S2I
Customize builder images

Hooks and Triggers

Create build hooks
Trigger application builds
Validate hook execution

Templates

Create OpenShift templates
Use JSON/YAML templates
Work with multi-container templates
Add custom parameters

OpenShift Pipelines (Tekton)

Understand CI/CD in OpenShift
Use Tekton CRDs
Design and troubleshoot pipelines
Trigger pipeline workflows

Working with Operators

Create applications from installed Operators

Troubleshooting

Diagnose deployment issues
Fix build problems
Resolve minor configuration errors

Exam Format

Performance-based, hands-on exam
Duration: 3 hours
Real-world application deployment tasks
Single section
Remote exam option available

Candidates are evaluated on whether deployed applications meet specific criteria.

Why Choose Us

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Red Hat Certified OpenShift Application Developer exam (EX288) Training