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DevOps Madnessa blog by Ioannis Moustakis

#devops-tooling

54posts ·all writing

AWS Lambda Web Functions

Lambda Web Functions run an unmodified Node.js web server on Lambda, with many requests per environment. What changed, when to use them, and a Hono demo.

#aws #devops-tooling

AI tooling for SREs

A map of AI SRE agents in 2026: where they fit in the incident workflow, the main tools by category, guardrails, platform readiness and what to measure.

#ai-agents #devops-tooling #platform-engineering

Cloud Migration Security Guide: Risks & Checklist

· via Spacelift

Security for cloud migrations phase by phase: shared responsibility, the risks that appear mid-move, and a checklist covering before and after.

#aws #devops-tooling #security

DevOps Practices in Government and the Public Sector

· via Spacelift

What DevOps looks like under public-sector constraints: compliance, security-first delivery, and tooling requirements that differ from startups.

#devops-tooling #platform-engineering

Infrastructure as Code with Ansible: Tutorial

· via Spacelift

Using Ansible as an IaC tool rather than only for config management: where it fits, its limits, and a worked example provisioning AWS resources.

#ansible #iac #devops-tooling

IaC Testing for DevOps: Types, Tools & Examples

· via Spacelift

A working taxonomy of IaC testing: static checks, unit, integration and policy tests, with examples per tool and a pipeline to hang them on.

#iac #devops-tooling

How to Migrate From On-premise to AWS Cloud

· via Spacelift

A structured path from datacenter to AWS: migration strategies, the three-phase framework, a step-by-step walkthrough and the common traps to avoid.

#aws #devops-tooling

DevOps Release Management: Stages & Best Practices

· via Spacelift

Release management that fits DevOps: the stages from planning to rollback, the friction points teams hit and practices that keep releases boring.

#devops-tooling #platform-engineering

How to Use Blocks in Ansible Playbooks

· via Spacelift

Ansible blocks explained with use cases: grouping tasks, shared conditionals and privilege, plus rescue and always for real error handling paths.

#ansible #devops-tooling

DevOps Maturity Model: Levels, Metrics & Benefits

· via Spacelift

DevOps maturity models used well: the five levels, how to assess where you are, the metrics that verify progress and the traps of cargo-culting.

#devops-tooling #platform-engineering

What is an Internal Developer Platform (IDP)?

· via Spacelift

Internal developer platforms explained: the components, who actually uses them, what they change for teams and examples of working implementations.

#platform-engineering #devops-tooling

Configuration Management with Ansible

· via Spacelift

Ansible as a configuration management tool: the architecture, how it compares with the alternatives, core concepts and where it fits best today.

#ansible #iac #devops-tooling

Using Ansible to Automate AWS [Tutorial]

· via Spacelift

Ansible against AWS in practice: the collection setup, dynamic inventory for changing hosts, a worked tutorial and the habits that keep it sane.

#ansible #aws #devops-tooling

Building the DevOps Pipeline - Key Concepts & Stages

· via Spacelift

The anatomy of a DevOps pipeline: core concepts, stages from commit to production, and the principles that separate working pipelines from fragile ones.

#devops-tooling #platform-engineering

How to Create Ansible Template [Examples]

· via Spacelift

Jinja2 templating in Ansible: how the template module works, the syntax worth knowing, and a demo generating real config files in a playbook.

#ansible #devops-tooling

16 DevOps Best Practices Every Developer Should Know

· via Spacelift

A grounded tour of DevOps practices and the anti-patterns that undo them, from CI/CD and IaC to blameless culture and sensible on-call habits.

#devops-tooling #platform-engineering

Ansible Roles: Basics, Creating & Using

· via Spacelift

Ansible roles from structure to sharing: why they exist, the directory anatomy, creating and using them, and how collections fit the picture.

#ansible #devops-tooling

Ansible Playbooks: Complete Guide with Examples

· via Spacelift

My Spacelift guide to Ansible playbooks: structure, variables, Vault for secrets, handlers, conditionals and loops, each with a runnable example.

#ansible #iac #devops-tooling

Ansible Tutorial for Beginners: Playbook & Examples

· via Spacelift

The Ansible starting point I wrote for Spacelift: concepts, installation, inventory, ad hoc commands and a first playbook, with a working demo setup.

#ansible #iac #devops-tooling