Choosing Between EKS, ECS, and EC2 for My First Real Deployment

I started at my new company at the beginning of last year. The reason I changed jobs was already explained in a previous article. Calm Before the Storm When I first joined, I spent time getting familiar with the system, new colleagues, new projects, and the company culture. In real life, I’m quite an introverted person. But at work… not really 😄 Whenever I don’t understand something, I ask immediately so I don’t get blocked. Luckily, after about one month, I had already integrated quite well with the project and the team. That’s when the tasks mentioned during my recruitment process started to arrive. What Did the System Look Like at That Time? At that moment, the backend system had around 10 small microservices written with Spring Boot. The system used RabbitMQ to send events between services. When we needed to update a service, all services were dockerized and deployed together using AWS Elastic Beanstalk. Each deployment caused about 4–5 minutes of downtime. Because of that, deploy