01Frontend
Frontend Architecture for Design Systems
Micah Godbolt, 2016
Reading notes on Micah Godbolt's four pillars of frontend architecture (code, process, testing, documentation), mapped to the design system tooling of 2026.
3 parts26 min
Guides
Multi-chapter guides and technical book notes: Docker, Kubernetes, Linux, security, software architecture, TypeScript, Rust and more.
Some guides are republished from DevOps Daily under the MIT license. Book notes and guides I wrote myself credit their sources at the end of each page.
23 guides
02Software Architecture
Monolith to Microservices
Sam Newman, 2019
Reading notes on Sam Newman's guide to incremental migration: when to split a monolith, how to do it in small reversible steps, and what still holds in 2026.
5 parts42 min
03Frontend
React Design Patterns
A 15-pattern learning path for writing React components that stay readable as the codebase grows, rewritten in TypeScript and updated for React 19.
16 chapters109 min
04Security
Security Gates
Implement automated security gates that block deployments on critical vulnerabilities, policy violations, and security failures. Shift security left in your CI/CD pipeline.
4 chapters9 min
05Infrastructure as Code
Introduction to Packer
Learn how to build automated machine images with HashiCorp Packer, from basic concepts to multi-platform image creation
6 chapters12 min
06AWS
Introduction to AWS
Learn AWS step by step by building a real cloud application. Covers IAM, EC2, S3, VPC, RDS, load balancing, Lambda, CloudWatch, and cost control.
10 chapters71 min
07Python
Introduction to Python
A practical guide to Python programming from basics to building real projects
10 chapters27 min
08Docker
Introduction to Docker
Beginner-friendly Docker guide covering containers, images, Dockerfiles, volumes, networking, Compose, and production best practices in 10 chapters.
10 chapters40 min
09Kubernetes
Introduction to Kubernetes
Kubernetes introduction covering architecture, pods, deployments, services, and scaling for container orchestration
10 chapters54 min
10Linux
Introduction to Linux
A practical guide to getting started with Linux for beginners and experienced users alike. Learn the basics of the Linux operating system, command line, and system administration skills needed to feel comfortable in a Linux environment.
10 chapters53 min
11Terraform
Introduction to Terraform
Learn how to manage infrastructure as code with Terraform, from basic concepts to production-ready configurations
10 chapters35 min
12DevOps
Introduction to CI/CD with GitHub Actions
Learn to automate your development workflow with GitHub Actions, from basic builds to sophisticated deployment pipelines.
10 chapters35 min
13Databases
Introduction to PostgreSQL
Learn how to work with PostgreSQL from database fundamentals to production deployment
10 chapters30 min
14Security
Cryptography Essentials
Master the cryptographic fundamentals every DevOps engineer needs: symmetric and asymmetric encryption, hashing algorithms, TLS/SSL certificates, and Public Key Infrastructure (PKI).
4 chapters13 min
15Security
Static Application Security Testing (SAST)
Master Static Application Security Testing (SAST) with SonarQube, Semgrep, and CodeQL. Learn to detect vulnerabilities in source code before they reach production.
4 chapters14 min
16Security
Threat Modeling
Master threat modeling methodologies including STRIDE, DREAD, and attack trees. Learn to identify, analyze, and prioritize security threats in your systems with practical exercises.
4 chapters17 min
17Security
OWASP Top 10
Learn about the OWASP Top 10 web application security risks. Understand each vulnerability, see real-world examples, and learn how to prevent them in your applications.
10 chapters19 min
18Security
Security Principles
Master the fundamental security principles every DevSecOps engineer needs to know. Learn CIA Triad, Defense in Depth, Least Privilege, and Zero Trust concepts with practical examples.
4 chapters19 min
19FinOps
A Practical Guide to FinOps for DevOps Engineers
Learn how to implement FinOps practices in your DevOps workflows to optimize cloud costs while maintaining performance and reliability.
7 chapters18 min
20Networking
Networking Fundamentals for Developers
A comprehensive guide to computer networking concepts, from basic protocols to advanced cloud networking and automation.
10 chapters32 min
21DevOps
Introduction to Ansible
Learn how to automate server configuration and deployment tasks with Ansible, from basic concepts to production-ready practices.
10 chapters27 min
22Bash
Introduction to Bash
Bash scripting and command line guide covering navigation, variables, control flow, functions, permissions, arguments, and best practices in 10 chapters.
10 chapters27 min
23Git
Introduction to Git
A 10-part guide to Git version control covering repos, branching, merging, remotes, collaboration workflows, history rewriting, and team best practices.
10 chapters43 min