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What does a DevOps engineer do?

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What does a DevOps engineer do?

The process of building, testing, and deploying software is changing in many significant ways. DevOps (Development and Operations) is one of those ways which is transforming the ways in which software engineers and system administrators work. Let's take a look at how you can take the opportunity to horn up your skills with DevOps.

What is DevOps?

DevOps is a discipline that combines software development and IT operations. DevOps ensures that the systems are delivered in the best way possible. through processes, tools and methodologies.

What does a DevOps engineer do?

  1. Automation (CI/CD) - IT operations are often full of repetitive tasks such as logging into a server, pulling code from a GitHub or bitbucket repository, restarting the servers etc. As a DevOps engineer, one of your tasks is to automate repetitive operations so that you shorten the period between software development and deployment.
  2. Monitoring and reporting - DevOps engineers are also equipped with tools to monitor and report the health of IT infrastructures.
  3. Testing - This is the process of testing the processing and benchmarking them. A typical example is testing the maximum load that a set of servers can hold and then automating processes to make sure the servers will not be maxed out.
  4. Security - Since DevOps engineers work closely with the infrastructure, they're also partially responsible for security. Make sure that the systems don't inadvertently expose critical information to the public.

Skills and tools that you need to be a DevOps engineer?

DevOps engineers are just IT specialists who chose to focus on automation, testing etc. You can start out as a software developer and then learn the skills required to be one. These are the skills required to be a DevOps engineer:

  • Linux Administration
  • Docker - Software used to deliver software in containers.
  • Kubernetes - A container orchestration system. It works by overseeing and regulating Docker containers.
  • Jenkins - An open source automation server which enables developers to build, test, and deploy their software.
  • CircleCI - A continuous integration and continuous delivery platform.

There are many tools however that you can use to implement your DevOps operations and they differ with your use cases. The above tools are starting requirements for a role as a DevOps engineer. 


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