Blog Articles: Automation

• devops cloud kayd Feb 15, 2026 21 min read

  ~/AWS CLI Automation: From Bash Scripts to Go (Read full article)

  Learn AWS automation step by step. Start with AWS CLI commands for S3, EC2, and IAM, then build the same thing in Go with the AWS SDK. List instances, sync …

• devops kayd Feb 15, 2026 20 min read

  ~/Config Templating: From envsubst to Go (Read full article)

  Learn config templating step by step: start with envsubst for simple variable substitution, then build the same thing in Go with text/template. Handle missing …

• devops kayd Feb 15, 2026 26 min read

  ~/Process Management: From Linux Commands to a Go Supervisor (Read full article)

  Learn process management step by step. Start with ps, kill, and systemctl, then build the same thing in Go. Send signals, manage child processes, build a mini …

• devops kayd Feb 15, 2026 17 min read

  ~/Timezones in Production: From Linux Commands to Go (Read full article)

  Learn timezone handling step by step — start with date and timedatectl, then build the same thing in Go. Hit the DST parsing bug, fix it, build a log timestamp …

• devops kayd Feb 14, 2026 9 min read

  ~/Jenkins Configuration as Code: The Definitive JCasC Guide (Read full article)

  Master Jenkins Configuration as Code (JCasC) to automate your CI/CD setup. Learn YAML-based configuration, Kubernetes integration, and production-ready best …

• devops kayd Feb 05, 2025 30 min read

  ~/Task Automation: From Cron and Make to a Go Task Runner (Read full article)

  Learn Linux task automation from scratch. Start with cron, at, make, and systemd timers, then build a Go task runner that schedules, executes, and monitors …

• devops development kayd Jan 28, 2025 27 min read

  ~/Deployment Automation: From SSH Scripts to a Go Deploy Tool (Read full article)

  Learn deployment automation from scratch. Start with SSH, rsync, and shell scripts, then build a Go tool that deploys applications with health checks, …

• devops kayd Jan 28, 2025 11 min read

  ~/Jenkinsfile with envsubst: Simplifying CI/CD Pipeline Configuration (Read full article)

  Master Jenkinsfile with envsubst to simplify your CI/CD pipelines. Learn how environment variable substitution can improve your Jenkins configuration management …

• devops development kayd Aug 28, 2023 18 min read

  ~/Advanced Bash Scripting for Automation (Read full article)

  Production Bash automation patterns from managing 200+ server deployments daily for Calgary-based infrastructure. Real scripts that reduced deployment time from …

• devops development kayd Aug 28, 2023 14 min read

  ~/Alternatives to envsubst for CI/CD Templating (Read full article)

  Discover powerful alternatives to envsubst for your CI/CD pipelines. This guide compares sed, Jinja2, Groovy templating, and other options with detailed code …