AWS

Choosing between infrastructure-as-code tools CloudFormation and Terraform can be arduous. It's helpful to have some advice from someone with practical experience scaling apps using both technologies.

Kubernetes ("K8s") won the battle of container orchestration tools. Now AWS, Azure, and Google Cloud each offer a managed Kubernetes version. How do they compare?

One of the new possibilities offered by [email protected] is the ability to implement server-side A/B testing using Lambdas on CloudFront’s edge servers. In this article, Toptal Full-stack Developer Georgios Boutsioukis guides you through the process and outlines the pros and cons of A/B testing with [email protected]

Cloud architects with the AWS Certified Solutions Architect - Associate qualification are in high demand, with good reason—the AWS exam sets the bar high. What's the best way to prepare for it?

As a platform for running complex and demanding software products, AWS offers flexibility by using resources only when needed and scaling on demand. In this article, Toptal JavaScript Developer Tomislav Capan explains why he uses AWS and what provisioned infrastructure can do for clients.

The ELK stack boasts a range of impressive capabilities, but in some scenarios, it can be difficult to configure and maintain. In this article, Toptal DevOps Engineer Fabrice Triboix explains why he decided to shift to a serverless solution that requires less maintenance and allows for superior scaling.

When your app’s next iteration is ready to deploy, you have two choices: either stop the entire application and deploy the new version manually every time or build an automated zero downtime CI/CD deployment pipeline once. In this article, Toptal Freelance DevOps Engineer Gaurav Kohli demonstrates the latter using the Jenkins-powered continuous deployment pipeline of a three-tier web application built in Node.js, deployed on AWS Cloud, and using Terraform as an infrastructure orchestrator.

Writing an application is only part of the story. In order for it to be of value, it needs deploying somewhere it can scale; it has to run with high availability, have backups, and so on. Deployment and infrastructure management isn’t a simple process. And Terraform does nothing to hide the complexity. However, it does make your infrastructure declarative and reproducible, like your code. In this article, Toptal Freelance DevOps Engineer Radosław Szalski teaches us what Terraform is, how its components work, and how to configure an entire AWS Cloud solution in minutes using its configuration language.

More than two decades ago, Java shook the world with its "Write once, run anywhere“ slogan. Today, Java developers have at their disposal a whole set of tools, such as Spring Boot, Docker, Cloud, Amazon Web Services, and Continuous Delivery, to take development and delivery to a whole new universe. In this article, Toptal Freelance Software Engineer Matko Šuflaj presents all these technologies and guides us through a step-by-step tutorial on how to build a small microservice and prepare it for continuous integration in the cloud.