Database Administrator (Mid-Senior)

Warsaw

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Hybrid

The Infrastructure department is responsible for influencing and tracking change, providing frontline support, and delivering software-defined solutions. 

A Database Administrator (DBA) serves as a critical intermediary between technical leads and DevOps teams, specializing in the management and optimization of databases within production environments. Their primary responsibilities include facilitating database migrations delegated from technical leads to the DBA, and acting as a liaison between DevOps teams and various squads. They are instrumental in monitoring production databases, implementing optimizations, and managing the upscaling of servers as needed.
In addition to these core duties, DBAs collaborate closely with technical leads, DevOps engineers, and squads to ensure the efficient operation and performance of databases in production environments. They play a key role in maintaining data integrity, optimizing database performance, and implementing best practices to support the scalability and reliability of database systems.

Main Responsibilities

  • Facilitating database migrations delegated from technical leads to the DBA, ensuring smooth and efficient transitions with minimal downtime.
  • Serving as a middleman between DevOps teams and squads, monitoring production databases, implementing optimizations, and managing server upscaling as required.
  • Collaborating with technical leads, DevOps engineers, and squads to identify and resolve database-related issues, optimize database performance, and ensure data integrity.
  • Implementing best practices for database management, including backup and recovery procedures, security protocols, and performance tuning strategies.
  • Reviewing and optimizing new and existing DB queries to ensure the correct utilization of resources and data structures.
  • Researching and implementing data management strategies and technologies, including those relevant to NoSQL databases and specialized use cases.
  • Providing guidance and expertise to squads on database-related matters, including schema design, query optimization, and data modeling.
  • Supporting the implementation of database changes and upgrades, ensuring compatibility and minimal disruption to production environments

Core Requirements

  • At least basic Linux Experience (knowledge and usage). MySQL Administration Experience - Preferably with Management of DB Clusters and/or High-Availability setups. 
  • Experience with SQL queries optimization and troubleshooting.
  • Experience with fine-tuning DBs internal configurations (Resources (IO, Processing and Memory) management.
  • Experience with DBs monitoring setup and scaling (DB Usage, Issues, Reporting).
  • Experience with MySQL backup strategies and best practices.

Bonus Points For

  • NoSQL database experience is a big plus.
  • Advanced Linux knowledge (Scripting, Networking, Firewall management, etc.).

Tools You Will Use

  • MySQL (Percona)
  • AWS
  • Ansible
  • Scripting Languages (Bash, Python)

Salary Range

  • Gross Salary 14900 - 29500 PLN/month, employment contract.

Data Handling

Kindly refer to our Privacy Notice for Recruitment Candidates for comprehensive information regarding our data handling procedures throughout recruitment processes.

After you apply

Our recruitment process differs depending on specific positions and/or hiring teams. However, it tends to include the following three main stages and usually doesn’t exceed any more than five steps.

Step 1.

Get to know

The goal of the first step is to get to know each other better. So during that, we talk more about the role and ask you to share your story.

Step 2.

Technical evaluation

We test each applicant's technical knowledge and problem-solving ability through various assessments.

Step 3.

Meet the team

The final step is for you to meet the team, discuss your task, and dig deeper into the role you’re applying for. If everyone’s happy with the result, the closing step will be the offer.

We Offer

Apply now

 
 
 
 
 

Nord Security is committed to building an inclusive workplace with a diversity of backgrounds. We welcome applications from people of all ages, gender identities, sexual orientations, racial identities, ethnicities, religious beliefs, and disability statuses. To reduce the chance of unconscious bias, you may submit your CV without a photograph or other redundant information like age or marital status.

By filling in this form you agree to the processing of your personal data by Nord. Provided data is processed for recruitment purposes. You can withdraw your consent to the processing of your personal data at any time. For more information on your rights and data processing please read our Privacy Policy.

Nord Security is a world-leading cybersecurity solutions provider. We aim to shape a more trusted and peaceful online future for people everywhere. To achieve this goal, we’ve built a like-minded community of over 1000 cybersecurity and tech experts driven by Nord values. And we’re always looking to expand our team of:

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