Many companies are moving towards DevOps. It helps them integrate software development with expert who manage production operations. The mindset shift has enabled a smoother for building and deploying applications. 

I feel that this USP has created a demand for DevOps roles overall. Reports show that job postings for DevOps Engineers on Indeed have gone up by 225%.

DevOps has become an integral part of the Software development process. It is no longer an optional skill for just techies. The skill helps deliver superior quality software faster. Plus, it is also efficient. 

This post will explore how to get hired by recruiters after your DevOps course. You will learn about insights on how to crack DevOps interview. So, please keep reading: 

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Top Strategies to Ace Your DevOps Interview

I will take you through crucial tips that will guide your preparation process. With these tips for DevOps interview, you will be able to impress your employers and land your dream job. 

1. Know the role and requirements

There are things you need to understand before starting your interview preparation. If you ask me, I strongly think that you should have a solid grasp of the DevOps engineer role. These experts connect the development and operations teams. Plus, they focus on collaboration and automation. They play a major role in enhancing the development lifecycle. So, I suggest you familiarise yourself with this role. 

Also Read: Terraform in DevOps

2. the basics of DevOps

Strong basics of the DevOps practices and principles are crucial to shine in the interview. You should be good at the concepts like continuous integration and delivery. Plus, you should grasp the concept of infrastructure as code. From my knowledge, interviewers emphasize these concepts. 

3. Master coding and scripting skills

DevOps engineers are expected to write code to automate the task. Plus, they should also manage the infrastructure. So, I advise you to enhance your coding skills. Learn languages such as Pythons or Ruby. These skills are crucial for your interview.

4. Familiarize popular tools

This role relies on various tools. These tools will aid in automation and management. You have to learn trending DevOps tools like:

• Docker 

• Kubernetes

• Jenkins 

• Ansible 

I suggest you to know these tools well. Such knowledge will increase the chances of getting hired for the DevOps role. 

5. Master CI/CD pipelines 

You have to be proficient in Continuous Integration and Delivery. You have to learn how this concept is used for implementation and improvement. Plus, you should also understand their contribution to the software delivery process. 

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What to study for the DevOps interview?

Developing expertise on this approach takes effort. If your preparation is good, you have a better chance of getting hired. Let us look at the areas to focus on when planning your interview round.

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1. Learn at least one programming language in detail

You need to have a strong grasp of the coding languages. They help you manage the DevOps project successfully. It is true that you will not write the source code. But you will use these languages to automate processes. Plus, you will have to integrate the database and debug the code. 

Also Read: Linux Commands For DevOps

You can choose options like

• Java
• Python 
• JavaScript
• C or C++

2. Acquaint yourself with Operating Systems 

It is crucial to know in-depth about the OS your team will work on. Also, you will have to run servers and deploy applications on the OS. You have to learn how to configure and use the command line. Linux is widely used for deploying applications. 

Here are some OS to know about

• Linux 
• Windows 
• Ubuntu 
• Unix 
• MacOS

Related Article: Docker vs Kubernetes

3. Learn how to operate the terminal 

This is the next step once you know about the OS. You should know how to perform system tasks without using the Graphical User Interface. Learn bash scripting and process monitoring. 

Based on my experience in work, I recommend these command lines to pick on-

• Vim
• PowerShell
• Nano

4. Learn concepts like networking and security

Understanding Cybersecurity is crucial for developing modern applications. You should understand the protocols that support various request types. They will eliminate the risks of breach or hacks of crucial data. 

See Also: What is Devops Engineer & What Do They Do

But what do you have to learn exactly? 

In my experience, you can know about 

• HTTP
• HTTPS
• SSL
• SSH

Know about cloud providers

The applications are deployed on cloud servers, which come with many advantages. These include a decrease in operating costs and better scalability potential. Hence, a major part of your overall DevOps skill will entail knowledge on cloud service providers-

• AWS
• Azure
• Heroku
• Google Cloud

Overall, I recommend you look for DevOps Training. It will help you learn relevant skills and tools. 

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Hands-on practice required for the DevOps engineer role

• I have seen people from various fields become DevOps engineers. Thus, we can say People with various experience and skill sets can apply for this role. 
• A person from operations backgrounds might find coding hard at the beginning. Yet, they can learn these skills and improve over time. So, I advise people from this sphere to learn coding daily. Also, you can work on your problem-solving skills. 
• For this you may commence with Python. This language is easy to learn. You should learn the basics and then gradually move to advanced concepts. This process will come in handy if you want to ace your meeting for a new job.
• From my knowledge, I can say that the DevOps interviews are easy. They are not as tough as the software engineering ones. I have seen many interviews conducted without coding questions. Everything depends on the company. A majority of the firms rely on scenario-based technical questions.
• You may consider doing a DevOps course for detailed industry knowledge. Upon completion, you will get a DevOps certification. This credibility will boost your standing among other job-seekers for the role. 

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What do interviewers expect from candidates?

There are some skills that your interviewer expects from you while hiring. Every aspiring DevOps engineer should have a strong hold on these skills. Looking at the interview process, I feel these are the skills you should have. 

Also Read: Release manager roles and responsibilities

1. Technical skills

The candidate should have a good grasp of software development and testing. In short, they should have mastered the development processes. As a candidate, you are expected to understand DevOps tools like Git or Jankins. 

2. Good communication skills 

DevOps engineers are crucial for team collaboration. They will be working with the team. These experts will manage and look after the operations. They will have good communication to ensure that work is done effectively. 

3. Problem-solving skills 

DevOps engineers have to identify tech issues. Plus, they should act on these problems and fix them fast. You can develop this expertise by working on a real project. I have seen many job-seekers being rejected due to poor problem-solving skills. So, I suggest you work on this vital aspect of a DevOps job.

Related Article: Git bisect

4. Continuous learning

The DevOps field is evolving. So, it is crucial to be updated. Otherwise, you will be irrelevant for the role. You should adapt to new tools and tech quickly. 

5. Experience with Agile methodologies 

DevOps engineers enable massive gains in Agile projects. Thus, recruiters expect the person to be proficient in these areas. If you have Agile experience, then it will propel your chances of getting hired. 

Also Read: How to Get DevOps Job?

Ultimate cheat sheet to crack DevOps interview

Now, let us look at the cheat sheet that will help in your preparation journey. 

• DevOps basics 
• Need for DevOps.
• Conditions for DevOps implementation.
• Principles and business benefits of the methodology.
• Phases and roles involved in DevOps.
• Deployment process.

Tools and Technologies 

• Containers: Docker, Kubernetes. 
• CI/CD tools: Jenkins, GitLab CI. 
• Cloud platforms: AWS, Azure. 
• Automation tools: Jenkins, Ansible. 
• Source code management: Git commands.

Read More: How to Enable Virtualization

 Other important concepts

• Architecture of the software. 
• Networking concepts like DNS and VPN. 
• Security concepts like SSH and HTTPS. 

Tips for DevOps Interview

• Be clear about the job description and associated skills. 
• Discuss the past projects you have worked on. 
• Demonstrate your skills and clearly explain your thought process. 

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Roadmap to crack the DevOps interview

You cannot start your preparation without proper planning. I have recommended a proper plan to crack the DevOps interview. So, I suggest you follow this framework to excel in your interview. 

Step 1: Start with DevOps basics 

• Study the basics of the DevOps principles and practices. Try to grasp its lifecycle as well.
• Get to know about Continuous Integration and Deployment. You should also focus on version control and Git. 

Step 2: Get your hands on tools 

• Know how to install and configure tools like Jenkins. After that, I suggest that you try to create a basic CI/CD pipeline. 
• Learn about the containers like Docker. Understand how to build and run them. 

See Also: What is Devops Engineer & What Do They Do

Step 3: Learn about Cloud and Automation 

• DevOps engineers work on the cloud platforms. Thus, you should familiarize yourself with the platforms like AWS and Azure. 
• Practice writing codes and scripts to automate tasks. 

Step 4: Focus on advanced concepts and mock interviews 

• Now, you can learn concepts like architecture, networking, and security.
• Review all the topics you have learned. Next, you can take part in mock interviews with your friends or peers. 

I suggest you enrol in a DevOps course that provides DevOps certification.

Conclusion

DevOps is a rapidly growing field. Many modern firms are utilizing it to streamline their development processes. Thus, they are looking for candidates who have expertise. So, prepare well to get hired. Proper learning will increase your chances of getting hired. You will also be equipped to manage or work on the project.

I hope this blog has helped you know how to crack DevOps interview. 

Read More: How to Enable Virtualization

FAQs

1. Is DevOps Interview difficult?

It can be challenging because of the skills and knowledge required. However, proper preparation can help in securing a position. You should have a deep knowledge of the basics. Plus, you should know how to use the DevOps tools. I suggest you enrol for DevOps training. These courses will guide you in your preparation. 

2. Do I need to learn coding for the DevOps interview?

If you are a fresher it is not important that you learn coding for your DevOps Interview. Although, we suggest having knowledge about coding will only benefit you to get your dream job. As when you apply for MNCs you are expected to demonstrate proficiency in scripting languages like Bash and Python. The interviewer might also ask you to write a script to automate and deploy. Other concepts like pipelining and containers are also asked in the interviews. 

3. How do I introduce myself in the DevOps interview? 

If you are an experienced professional- You can start by greeting. After that, specify your experience in the IT field. You should also talk about your past job position and the projects you have worked on. Plus, talk about your expertise in DevOps tools. Also, consider expressing your interest in the role. If you are a fresher- You can start by greeting. After that, specify any projects that you have done as a freelancer or if you have done any internships. Talk about your expertise in DevOps and DevOps tools. Express how important the opportunity is for you while expressing your keen interest in the role.