Infrastructure as Code

Build secure, modern infrastructure with confidence. This hands-on guide shows you how to use Tailscale, WireGuard and zero-trust networking to create reliable, observable systems that scale. Follow practical, production-ready examples you can apply right away without guesswork or unnecessary complexity.

You know how to code, but everyone else seems to "just get it" while you secretly Google and ChatGPT everything. The Software Realm DECODED is the patient mentor conversation you've been searching for, Peter asks the questions you're afraid to ask, and the Ultra Senior Developer explains what bootcamps skip and seniors assume you know. By the final chapter, the imposter syndrome disappears and systems finally make sense.

This study guide is designed to help IT professionals prepare for the Terraform Professional certification exam by covering all exam objectives in detail. It provides practical examples, tips, and best practices to master Terraform, a key tool for infrastructure as code, and validate your expertise in the competitive tech industry. Whether you're new to Terraform or an experienced user, this guide aims to enhance your skills and advance your career.

Unlock the power of YAML with this comprehensive guide! Whether you're just starting or looking to enhance your skills, From Zero to YAML offers step-by-step instructions, practical examples, and real-world applications to help you master this essential tool for DevOps, cloud infrastructure, and configuration management. Learn how to write, structure, and manipulate YAML files with ease, and apply it to modern technologies like Docker, Kubernetes, AWS, and more. Ready to streamline your workflows and optimize your configurations? Dive into the world of YAML and transform the way you work with data!

Cloud networks rarely fail in obvious ways. A DNS lookup breaks, a route disappears or traffic vanishes somewhere between clouds. This book shows you how to understand what is really happening, build networks that hold up under pressure and troubleshoot failures with confidence across AWS, Azure, Google Cloud, Kubernetes and hybrid environments.

Master Nix without the usual frustration. This practical guide takes you from your first reproducible development environment to production ready infrastructure with clear explanations and real examples. Learn the patterns that help DevOps and platform teams build reliable systems that scale with confidence.

Envoy Proxy is the foundation of modern cloud-native networking, powering service meshes, API gateways and AI infrastructure. This practical guide shows you how to design, deploy and operate Envoy in production with expert guidance, real-world configurations and advanced patterns for scalable, resilient systems.

Want to use NixOS "for real" at work? Interested in learning one of the hottest emerging DevOps technologies? Jumpstart your professional career by reading this book authored by a professional user of NixOS.

Your infrastructure isn't a place anymore, it's text in a repo. This book teaches security engineers to read, review, and audit Terraform like an auditor, not a builder, so you know exactly what to look for before someone else's code hits production.

Master Kubernetes health checks from the basics to production-grade reliability. Learn how probes really work, troubleshoot failures fast and build applications that recover automatically. With practical YAML, real-world scenarios and proven reliability patterns, this guide helps you keep Kubernetes workloads healthy when it matters most.

Take control of your development stack from the ground up. This book shows you how to build and run your own Git hosting, CI/CD and engineering platform, from a single server to infrastructure built for thousands. Learn how the pieces fit together, why key decisions matter and where the trade-offs really are.

Building fast LLM systems takes more than a powerful GPU. This book shows you what actually happens between prompt and response, where latency hides and how to fix it. Work from kernels and inference engines to distributed clusters, benchmarking and production reliability, with practical guidance for building systems that stay fast under real-world load.

Build OpenStack with confidence, from your first deployment to production at scale. This hands-on guide walks you through planning, configuration, security, daily operations and troubleshooting with practical examples and proven techniques. A dependable resource for admins, DevOps engineers and cloud architects.

Master Asterisk from the ground up and build a PBX you can trust in production. This practical handbook walks you through installation, SIP, voicemail, IVRs, queues, security, APIs, high availability and more, with annotated configs, exact commands and troubleshooting guidance you can actually use.

Master OpenTofu from the ground up with practical examples, proven patterns and expert guidance for real-world infrastructure. Whether you are migrating from Terraform or starting fresh, this book helps you build reliable, secure and maintainable cloud and on-premises environments with confidence.