Rigorous trainer selection
Each trainer is validated on three criteria: hands-on field expertise, proven pedagogy and alignment with your industry.
- Triple validation: technical, pedagogical, sectoral.
- Minimum rating 4.8/5 over the last 12 sessions.
Learning objectives
- Master Kustomize for customizing professional Kubernetes configurations
- Develop advanced overlays adapted to multi-environment enterprise settings
- Implement patches and generators for certified automations
- Configure scalable Kustomize bases connected to CI/CD
- Optimize secure deployments with Kustomize validators
- Design professional GitOps pipelines via Kustomize
The Learni story
Founded by passionate learning and innovation experts, Learni's mission is to make professional training accessible to everyone, anywhere in the world. Our team operates in major hubs — London, New York, Boston — and internationally, to support talents and organizations in upskilling.
Don't let this gap widen
Why this program matters
Without this upskilling, your team accumulates a technological gap that translates directly into productivity loss.
Organizations that don't train their talents on key topics see their competitiveness drop.
Every quarter without training is a gap widening with competitors who invest.
The cost of inaction quickly exceeds that of well-targeted training.
Program
Module 1Kustomize Fundamentals: Basic Structures and kustomization.yaml (resources, namespace)
Quick installation of Kustomize in Kubernetes CLI, creation of first base with imported YAML resources, configuration of kustomization.yaml to transform standard manifests, practical exercises on structuring multi-file projects, generation of initial builds tested in minikube, production of first functional overlay ready for dev environments.
Module 2Kustomize Patches: Advanced Customizations (patchesJson6902, strategicMerge)
Exploration of patchesStrategicMerge to modify deployments without copying, application of patchesJson6902 on sensitive secrets and configmaps, building overlays for differentiated staging and prod, real enterprise cases with dynamic variables, iterative tests via kubectl apply -k, creation of documented reusable patches plan for DevOps teams.
Module 3Kustomize Generators: Config Automation (configMapGenerator, secretGenerator)
Implementation of configMapGenerator to inject env vars without templates, securing secretGenerator with literal hashing, integration of image generators for dynamic Docker tags, exercises on real microservices apps, validation of outputs with kustomize build --validate, delivery of modular optimized generators for cluster scalability.
Module 4Kustomize CI/CD Integration: Production Best Practices (ArgoCD, Flux, Helm)
Coupling Kustomize to GitHub Actions and GitLab CI pipelines for auto builds, GitOps deployment with synchronized ArgoCD, performance optimization via commonLabels and imagesPullPolicy, security audit with Kustomize validators, capstone project deployed in prod-like environment, delivery of complete playbook of best practices for certified enterprises.
Evaluation method
- Expert quiz to validate Kustomize skills at the end of the training
- Assessment of practical exercises on overlays and generators
- Presentation of GitOps deployment capstone project
Learning method
- Courses delivered by certified active Kubernetes DevOps trainer
- Exercises based on real scalable enterprise Kubernetes cases
- Progressive 4-day Kustomize capstone project
- Detailed course materials and Kustomize resources provided
Methods, materials and delivery
The Training Kustomize - Optimize Kubernetes Deployments program is delivered onsite or remote (blended-learning, e-learning, virtual classroom, remote presence). At Learni, an industry-certified training organization, every program is built to maximize skills acquisition regardless of the chosen format.
The trainer alternates between demonstrative, interrogative and active methods (through hands-on labs and/or scenarios). This pedagogical approach guarantees concrete learning that's immediately applicable at work.
Equipment required
For the smooth delivery of the Training Kustomize - Optimize Kubernetes Deployments program, the following equipment is required:
- Mac or PC computers, high-speed fiber internet, whiteboard or flipchart, projector or interactive touch screen (for remote sessions)
- Training environments installed on workstations or accessible online
- Course materials, hands-on exercises and complementary resources
- Post-training access to materials and educational resources
For intra-company training on a site outside Learni, the client commits to providing all required teaching materials (computers, internet, etc.) for the smooth delivery of the program in line with the prerequisites in the communicated program.
* contact us for remote delivery feasibility** ratio varies depending on the program
Skills assessment methods
Assessment of skills acquired during the Training Kustomize - Optimize Kubernetes Deployments program is performed through:
- During training: case studies, hands-on labs and professional scenarios
- End of training: self-assessment questionnaire and skills evaluation by the trainer
- After training: completion certificate detailing acquired skills
Program accessibility
Learni is committed to making its programs accessible. All our programs are accessible to people with disabilities. Our teams are available to adapt the pedagogical methods to your specific needs. Please contact us for any adjustment request.
Enrollment terms and lead times
Learni programs are available inter-company and intra-company, onsite or remote. Enrollments are possible up to 48 business hours before the program starts. Our programs are eligible for corporate funding paths. Contact us to discuss your training project and funding options.
Verified reviews
What our learners
★★★★★
« cool, j'ai appris des trucs »
★★★★★
« j'etais perdu au debut mais Ramy Saharaoui m'a pas laché, il a pris le temps. merci vraiment »
★★★★★
« la formation dev etait intense mais grave bien. merci Anthony Khelil »
★★★★★
« 😊👍 »
★★★★★
« bien 👍 »
★★★★★
« Allan Busi t'es au top, continue comme ça. formation géniale »
★★★★★
« cool, j'ai appris des trucs »
★★★★★
« j'etais perdu au debut mais Ramy Saharaoui m'a pas laché, il a pris le temps. merci vraiment »
★★★★★
« la formation dev etait intense mais grave bien. merci Anthony Khelil »
★★★★★
« 😊👍 »
★★★★★
« bien 👍 »
★★★★★
« Allan Busi t'es au top, continue comme ça. formation géniale »
★★★★★
« cool, j'ai appris des trucs »
★★★★★
« j'etais perdu au debut mais Ramy Saharaoui m'a pas laché, il a pris le temps. merci vraiment »
★★★★★
« la formation dev etait intense mais grave bien. merci Anthony Khelil »
★★★★★
« 😊👍 »
★★★★★
« bien 👍 »
★★★★★
« Allan Busi t'es au top, continue comme ça. formation géniale »
Our method
Training quality, guaranteed at every step
Before, during, after: we frame the brief, introduce the trainer, tailor the content and measure impact. You stay in control from kickoff to wrap-up.
You meet the trainer beforehand
30-minute video call between you and the selected trainer to validate the fit, adjust content and clear any final doubts.
- Live briefing on goals and team context.
- Veto right — we swap the trainer for free if needed.
Content tailored to your context
No recycled slides. The syllabus is reworked from your real cases: tools, constraints, vocabulary, ongoing projects.
- Hands-on cases drawn from your stack and projects.
- Program co-written then validated by your team.
Continuous quality follow-up
Live evaluations, 30/90/180-day check-ins and a consolidation plan. If the impact misses the mark, we rework it.
- NPS, knowledge quizzes and skills self-assessment.
- Satisfaction guarantee: fully satisfied or free rework.
A simple promise: you don't pay to discover the trainer on day one. Everything is validated upfront, by you.
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