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For relevant training, I recommend utilizing Google cloud skillboost courses. This platform provides free training and certifications for Google Cloud partners and beginners. Additionally, this medium article by @biswanath, can serve as a reference to start your GCP architecture journey.
Regarding best practices in Google Kubernetes Engine, here are some documentations:
- Google Kubernetes Engine: Architecture, Pricing & Best Practices
- Best practice rules for GCP Google Kubernetes Engine Service
- Best practice for GKE networking
- Best practices for running cost-optimized Kubernetes applications on GKE
- Google Cloud Architecture Center
- GKE best practices: Designing and building highly available clusters
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