Though DevOps started to take flight recently history of DevOps goes back to year 2007. It was introduced by Patrick Debois who is an agile practitioner and a project manager. There was a continuous battel between Devs and Ops before DevOps. DevOps combines the software development and IT operations. Its goal is to shorten the systems development life cycle and ensure continuous delivery of high-quality software. Due to the continuous nature of DevOps, practitioners use an infinite loop to show how the stages of the DevOps lifecycle are related. It contains main 8 phrases. There are many emerging DevOps tools in the industry. Some of them are Git, Gradel, Selenium, Jenkins, Puppet, Docker, Kubernetes etc. So when it comes to Who are DevOps Engineers and Our role and responsibilities as the DevOps Team in Arithmos. Commonly DevOps engineer introduces processes and methodologies to balance needs throughout the software development life cycle, from coding and deployment to maintenance and updates. In Arithmos we focus mainly on the infrastructure side for DevOps. We provide support for developers to deploy their codes and support the Kafka pipeline of big data, And We also working with other teams for server patching and updating.