Skip to content

Vighnesh Teaches

Learn DevOps, cloud, SRE, and AI through practical visual resources.

I create visual notes, video lessons, and hands-on guides that translate complex engineering concepts into structured, practical learning resources. These materials draw on my experience in higher education, DevOps, Azure cloud engineering, platform and release engineering, SRE, security, and technical leadership.

Learning library

Resources organized for how you learn.

Cover of the AZ-400 DevOps Engineer visual study guide showing the exam roadmap and study map.
Visual Notes

AZ-400 DevOps Engineer Visual Notes

A seven-part visual study guide covering DevOps processes and communication, source control, build and release pipelines, deployment strategies, infrastructure as code, security, compliance, instrumentation, and observability.

AZ-400Azure DevOpsGitHubCI/CDSRE
Cover of the corrected AZ-104 Azure Administrator seven-part visual study guide.
Visual Notes

AZ-104 Azure Administrator Visual Notes

A seven-part visual study guide covering identity and governance, storage, compute, networking, monitoring, backup, recovery, and high-yield AZ-104 exam comparisons.

AZ-104Azure AdministratorAzureNetworkingIdentity
Cover of the AZ-305 Azure Solutions Architect visual study guide showing the seven-part architecture study series.
Visual Notes

AZ-305 Azure Solutions Architect Visual Notes

A seven-part visual study guide covering architecture mindset, identity and governance, data storage, business continuity, compute and application architecture, network design, migration, and high-yield AZ-305 comparisons.

AZ-305Azure Solutions ArchitectArchitectureDesignAzure
Cover of the eight-part Azure DevOps to GitHub Migration Playbook, Unlocking Agentic DevOps.
Visual Notes · Unlocking Agentic DevOps

Azure DevOps to GitHub Migration Playbook

An eight-part visual migration guide covering assessment, planning, GitHub foundation setup, workload migration, quality validation, Agentic DevOps adoption, and the final migration success checklist.

Azure DevOpsGitHubMigrationGitHub CopilotAgentic DevOps
Cover of the seven-part Azure PIM Implementation visual guide for Microsoft Entra Privileged Identity Management.
Visual Notes

Azure PIM Implementation

Microsoft Entra Privileged Identity Management

A seven-part visual guide to planning, configuring, activating, reviewing, auditing, and governing privileged access across Microsoft Entra roles, Azure resource roles, and PIM for Groups.

Azure PIMMicrosoft EntraIdentity GovernanceJust-in-Time AccessSecurity
Cover of the eight-part Azure CNI networking models visual guide comparing Overlay, Node Subnet, and Pod Subnet for AKS.
Visual Notes

Azure CNI Overlay vs Node Subnet vs Pod Subnet

AKS Networking Models

An eight-part visual guide comparing Azure CNI Overlay, Azure CNI Node Subnet, and Azure CNI Pod Subnet for Azure Kubernetes Service, including architecture, IP allocation, direct pod connectivity, scaling, trade-offs, best practices, and a practical decision guide.

AKSAzure CNIKubernetesNetworkingAzure
Cover of the eight-part AKS for Absolute Beginners visual guide introducing Azure Kubernetes Service and Kubernetes fundamentals.
Visual Notes

AKS for Absolute Beginners

Azure Kubernetes Service: Beginner Visual Guide

An eight-part visual introduction to Azure Kubernetes Service covering Kubernetes fundamentals, AKS architecture, cluster components, deployment lifecycle, scaling, high availability, security, and common AKS use cases.

AKSKubernetesAzureContainersCloud Native