Introduction Becoming an AWS Certified Solutions Architect - Professional is a significant accomplishment that demonstrates expertise in designing and deploying scalable, highly available, and fault-tolerant systems on the Amazon Web Services (AWS) platform. This guide aims to provide valuable insights and tips for preparing and passing the AWS Certified Solutions Architect - Professional exam. Drawing from various reference articles and personal experience, we will explore the exam structure, the domains covered, and the essential topics to focus on during your preparation journey.

In this comprehensive guide, we will explore how to execute AWS Lambda from your code using AWS Amplify. The power of AWS Amplify in helping developers create feature-rich, full-stack web and mobile applications in a matter of hours. Whether you’re a frontend developer or a mobile app enthusiast, AWS Amplify provides an easy-to-use solution that allows you to build, ship, and host applications on AWS, leveraging the wide range of AWS services as your use cases evolve.

Z-Wave is a wireless communication protocol designed for home automation systems. It is a low-power, low-bandwidth network that allows devices in a home to communicate with each other and with a central controller, such as a hub or gateway. The protocol operates in the sub-1GHz frequency range and uses a mesh networking topology to ensure reliable and efficient communication between devices. Z-Wave was first introduced in 2001 by a Danish company called Zensys and has since become a widely adopted standard for smart home automation.

Some may say certificates are not important. You just get some paper you can proudly hang on the wall or put badge in your CV. However, getting certificate gives you a chance to pack together all knowledge you have and check how good you understand a certain topic. During last year I’ve got some AWS certificates mostly required by my job. Still, I want more certificates. Why? Because you learn a lot when you pass them, and also, when you fail.

Intro I came to the world of programming through a Java path. And during my entire career I was programming mostly in Java. When Kotlin became more and more popular in the programming world I wanted to answer the question is it worth to use Kotlin in Java project or not? And it turned out, as always in an engineering, that an answer is - it depends. This post is the way of a company I was working for and our experience.