Journey of an IT Architect

  • Thumbnail for SageMaker AI and Networking

    SageMaker AI and Networking

    Machine learning workflows are highly experimental. To smooth out the processes, Amazon SageMaker AI packages many features as managed services. As an infrastructure specialist, I…

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  • Thumbnail for The Most Cost-Effective Web and Email Hosting

    The Most Cost-Effective Web and Email Hosting

    This site has been quiet for a while. During this time, I migrated the hosting platform again, and refactored email solution. This post, is another…

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  • Thumbnail for Firewall Deployment Patterns

    Firewall Deployment Patterns

    The Hub-and-Spoke topology is the most common topic in the discussion for building cloud infrastructure design. This topology appeared in both AWS and Azure design…

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  • Thumbnail for Cloud Certifications for Learning?

    Cloud Certifications for Learning?

    Certification count is a measurement of capability of a consulting practice. At individual level it sometimes serves to navigate the learning journey, especially for engineers…

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  • Thumbnail for Debating between count and for_each in Terraform

    Debating between count and for_each in Terraform

    In Terraform, we often have to create an array of resources of the same type but similar attribute values. For code reusability, manageability and for…

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  • Thumbnail for Test Open ID Connect Flows Locally

    Test Open ID Connect Flows Locally

    Earlier this year, I had to integrate an application with an identity provider. Both claim to be compliant with Open ID Connect. But when they…

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