Senior DevOps Engineer - job 1 of 2

As a Senior DevOps Engineer at Polygon Labs, you will be responsible for deploying, debugging, tuning, and maintaining large-scale web applications. You'll ensure high availability, troubleshoot production issues, manage code deployments, and provide technical support for back-end systems. Your role will also demand you to implement best practices for security and infrastructure automation, ensuring everything runs smoothly on our multi-cloud platform.

To qualify for the Senior DevOps Engineer role at Polygon Labs, you should possess strong experience in Linux-based infrastructures and administration. Familiarity with databases like PostgreSQL and NoSQL, coding languages such as Python and Go, and configuration management tools like Terraform is essential. Experience with container orchestration using Docker and Kubernetes is also necessary, alongside a knowledge of cloud services like AWS and GCP.

At Polygon Labs, as a Senior DevOps Engineer, you will work with a range of cutting-edge tools and technologies. This includes container orchestration systems like Kubernetes, CI/CD tools such as GitHub Actions, and monitoring tools like Prometheus and Grafana. You will also utilize managed services in AWS and GCP to enhance our deployment processes and support our cloud infrastructure.

In the Senior DevOps Engineer role at Polygon Labs, you will be required to be on-call for one week every two months. This schedule allows our team to ensure that production systems are well-supported and any issues can be addressed in a timely manner, helping to maintain the high availability that is critical to our operations.

Polygon Labs provides an extensive array of perks for Senior DevOps Engineers, catering to their health and well-being. From remote-first work flexibility to industry-leading medical, dental, and vision insurance, employees also enjoy a generous 401k match, an allowance for home office set up, monthly reimbursements for internet or phone, and more. Plus, we celebrate wellness with quarterly company-wide days off!

When asked about your experience with Linux-based infrastructures, detail your specific roles and responsibilities. Highlight your familiarity with various Linux distributions, how you managed servers, and any relevant projects that demonstrate your capability to troubleshoot and optimize Linux environments.

Provide examples of CI/CD tools like Jenkins, GitHub Actions, or similar, that you've utilized in past projects. Discuss how you set up pipelines, automated testing, and facilitated deployments to demonstrate your understanding of continuous integration and deployment best practices.

Share a specific challenge you faced, the steps you took to diagnose the issue, and how you arrived at a solution. Focus on the skills and tools you utilized, as well as the impact of your resolution on system performance or team efficiency.

Discuss your familiarity with monitoring tools like Prometheus or Grafana. Describe how you set up alerts, tracked metrics, and utilized dashboards to maintain performance, alongside your approach towards system diagnostics and optimizations.

Mention the scripting or programming languages you are most comfortable with, such as Python, Bash or Javascript. Provide examples of automation tasks you’ve accomplished, emphasizing how these languages helped streamline operations or improve productivity.

Share your strategies for staying informed, such as following blogs, attending conferences, or participating in online forums. Highlight specific resources that you find valuable and discuss how you apply new knowledge to your work at Polygon Labs.

Detail your hands-on experience with these monitoring tools, explaining how you used them to create monitoring solutions for systems. Provide insights into the key metrics you tracked and how your monitoring activities contributed to system reliability.

Outline the methods you would use to coordinate deployments with the team, such as Agile methodologies or regular stand-ups. Discuss your approach to communication and ensuring team members are aligned during the deployment process to reduce errors and downtime.

Emphasize the importance of security in every step of the DevOps lifecycle. Discuss methods you implement, such as automated security testing within pipelines or compliance checks, to ensure that your deployments adhere to security standards while minimizing risks.

Share your mentoring philosophy and any specific experiences you've had in helping junior engineers grow. Discuss how you support their learning, whether through code reviews, training sessions, or pair programming, aimed at enhancing their skills and confidence in the DevOps role.