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James Walker

James Walker is the founder of Heron Web, a UK-based software development studio providing bespoke solutions for SMEs. He has experience managing complete end-to-end web development workflows with DevOps, CI/CD, Docker, and Kubernetes. James is also a technical writer and has written extensively about the software development lifecycle, current industry trends, and DevOps concepts and technologies.
James Walker

About the Spacelift blog

Spacelift’s collaborative platform for infrastructure as code (IaC) enables DevOps teams to manage complex cloud infrastructures with ease. In line with our reputation as an authority on all things related to IaC management, we pride ourselves on sharing only the most precise, comprehensive, and actionable content related to our areas of expertise. See our Editorial Policy.
Podman vs. Docker: Containerization Tools Comparison
Docker15 min read

Podman vs. Docker: Containerization Tools Comparison

Compare Podman and Docker to find the best containerization tool. See the key differences in security, performance, and use cases.

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Recent posts

Kubernetes Multi-Tenancy: Considerations & Approaches
Kubernetes20 min read
Kubernetes Multi-Tenancy: Considerations & Approaches

What is Kubernetes multi-tenancy? Learn its key considerations, best practices, and three main approaches for secure implementation.

What are Day-0, Day-1, and Day-2 Operations?
General15 min read
What are Day-0, Day-1, and Day-2 Operations?

Understand Day-0, Day-1, and Day-2 operations in IT and DevOps. Learn how they impact planning, deployment, and ongoing management.

Platform Engineering’s Role in Fixing Infrastructure Automation
General10 min read
Platform Engineering’s Role in Fixing Infrastructure Automation

Explore how platform engineering can help overcome infrastructure challenges and reduce deployment risks.

DevOps Lifecycle – The Key Phases of DevOps Workflows
General19 min read
DevOps Lifecycle – The Key Phases of DevOps Workflows

Discover the 7 phases of the DevOps lifecycle and the key components, tools, and processes included in each stage.

Kubernetes Observability With Kube-State-Metrics: Guide
Kubernetes15 min read
Kubernetes Observability With Kube-State-Metrics: Guide

Discover how to set up Kube-State-Metrics to help you monitor Kubernetes clusters. Kube-State-Metrics vs Metrics-Server explained.

GitLab vs GitHub : Key Differences in 2025
General19 min read
GitLab vs GitHub : Key Differences in 2025

Should I choose GitHub or GitLab? See the key differences comparing their definitions, features, pros & cons to find the best fit for your team.

Argo CD CLI Commands Cheat Sheet & Best Practices
General21 min read
Argo CD CLI Commands Cheat Sheet & Best Practices

This Argo CD CLI cheat sheet will help you get straight to all the commands you need when using Argo CD.

How to Stop a Pod in Kubectl [Step-by-Step Tutorial]
Kubernetes11 min read
How to Stop a Pod in Kubectl [Step-by-Step Tutorial]

Sometimes, you may need to stop or pause a Kubernetes Pod. In this tutorial, you'll learn different ways to stop a Pod using kubectl commands.

Docker Image Layers – What They Are & How They Work
Docker14 min read
Docker Image Layers – What They Are & How They Work

Discover what Docker image layers are, how they work, and how to optimize your container images for better build efficiency and performance.

Kubernetes DNS: Implementation, Services, Name Resolution
Kubernetes17 min read
Kubernetes DNS: Implementation, Services, Name Resolution

Explore Kubernetes DNS, including implementation, core services, and name resolution processes. KubeDNS vs. CoreDNS explained.

Top 18 Continuous Deployment (CD) Tools for 2025
General18 min read
Top 18 Continuous Deployment (CD) Tools for 2025

Discover the best continuous deployment (CD) tools and platforms to use in DevOps. See the features and benefits of each tool.

15 GitOps Best Practices to Improve Your Workflows
General17 min read
15 GitOps Best Practices to Improve Your Workflows

Discover the role of GitOps and learn actionable best practices that will help improve your GitOps workflows.

What is DevOps Infrastructure? Key Components & Benefits
General12 min read
What is DevOps Infrastructure? Key Components & Benefits

This guide explores DevOps infrastructure, its components, challenges, and benefits. How to implement DevOps Infrastructure and IaC.

21 Best DevSecOps Tools and Platforms for 2025
General29 min read
21 Best DevSecOps Tools and Platforms for 2025

Explore the list of the best and most popular DevSecOps tools you can use to automate and secure your pipelines.

What Is Developer Experience (DevEx)?
General14 min read
What Is Developer Experience (DevEx)?

Discover what Developer Experience (DevEx) is, why it is important, and how it affects software development. Strategies & tools to improve it.

Kubernetes Control Plane: What It Is & How It Works
Kubernetes14 min read
Kubernetes Control Plane: What It Is & How It Works

Learn what Kubernetes control plane is, its purpose, components, and how it works with nodes. Control vs. master vs data plane.

Top 13 Kubernetes Alternatives for Containers in 2025
Kubernetes22 min read
Top 13 Kubernetes Alternatives for Containers in 2025

See the list of 13 best Kubernetes alternatives for container orchestration and the features to consider when choosing an alternative to K8s.

Containerd vs. Docker: Container Runtimes Comparison
Docker10 min read
Containerd vs. Docker: Container Runtimes Comparison

Discover the difference between popular container runtimes - containerd and Docker and see which is better for your project.

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