Back to jobs

Senior Database Administrator (PostgreSQL, Ansible, Terraform)

Warsaw, Mazowieckie, Poland

Pay
Salary not listed in the saved posting
Work setup
Unconfirmed
Employment
Unconfirmed
Apply at Capital

What you’ll work on

Full posting
  • Perform database performance monitoring, alerting, and optimization.

  • Ensure consistent database configurations across all environments.

  • Manage and maintain the underlying Linux operating systems hosting the databases.

From the employer’s posting
Provision, configure, and maintain PostgreSQL or MySQL database systems (AWS cloud and on-premises) Perform database performance monitoring, alerting, and optimization. Implement and manage database backups, restores, and recovery strategies.
Utilize Ansible playbooks to automate database deployments, configurations, and patching. Ensure consistent database configurations across all environments. Develop and maintain Ansible roles for database administration tasks.
Linux System Administration: Manage and maintain the underlying Linux operating systems hosting the databases. Perform system monitoring, security hardening, and performance tuning.

What you’ll bring

All qualifications

Core experience

  • Bachelor's degree in Computer Science, Information Technology, or a related field.
  • Ability to work independently and manage multiple tasks effectively.
  • Strong communication and collaboration skills.
  • Familiarity with CI/CD pipelines and routine automations.
  • Proven experience with configuration management tools, preferably Ansible.
  • Hands-on experience with Infrastructure as Code (IaC) using Terraform.

Preferred experience

  • Experience with cloud-based database services (e.g., AWS RDS, Google Cloud SQL).
  • Knowledge of containerization technologies (e.g., Docker, Kubernetes) and their interaction with databases.
  • Knowledge of financial audit processes would be a plus.
Qualification wording
Bachelor's degree in Computer Science, Information Technology, or a related field.
Ability to work independently and manage multiple tasks effectively.
Strong communication and collaboration skills.
Familiarity with CI/CD pipelines and routine automations.
Proven experience with configuration management tools, preferably Ansible.
Hands-on experience with Infrastructure as Code (IaC) using Terraform.
Experience with cloud-based database services (e.g., AWS RDS, Google Cloud SQL).
Knowledge of containerization technologies (e.g., Docker, Kubernetes) and their interaction with databases.
Knowledge of financial audit processes would be a plus.

Tools in this posting

  • Bash
  • SQL
  • AWS
  • ClickHouse
  • Docker
  • Kubernetes
  • MongoDB
  • MySQL
  • PostgreSQL
  • Terraform
  • Python
  • Google Cloud (GCP)
  • Redshift
  • Grafana
  • SQL Server
Source — Tool mentions in context
- Proven experience with configuration management tools, preferably Ansible. - Strong scripting skills (e.g., Bash, Python). - Hands-on experience with Infrastructure as Code (IaC) using Terraform.
We are seeking a highly skilled and proactive Database Administrator with a strong focus on AWS RDS PostgreSQL and MySQL , complemented by experience with infrastructure-as-code (IaC) using Terraform and configuration management with Ansible. The ideal candidate will be responsible for managing, optimizing, and ensuring the high availability and security of our database environments. Experience with and implementing auto or manual failover, DNS management, load balancing solutions is crucial for this role. Additionally, experience with databases like ClickHouse/Redshift/Microsoft SQL server/MongoDB is a significant plus. Responsibilities:
Preferred Qualifications: - Experience with cloud-based database services (e.g., AWS RDS, Google Cloud SQL). - Knowledge of containerization technologies (e.g., Docker, Kubernetes) and their interaction with databases.
We are a leading trading platform that is ambitiously expanding to the four corners of the globe. Our top-rated products have won prestigious industry awards for their cutting-edge technology and seamless client experience. We deliver only the best, so we are always in search of the best people to join our ever-growing talented team. We are seeking a highly skilled and proactive Database Administrator with a strong focus on AWS RDS PostgreSQL and MySQL , complemented by experience with infrastructure-as-code (IaC) using Terraform and configuration management with Ansible. The ideal candidate will be responsible for managing, optimizing, and ensuring the high availability and security of our database environments. Experience with and implementing auto or manual failover, DNS management, load balancing solutions is crucial for this role. Additionally, experience with databases like ClickHouse/Redshift/Microsoft SQL server/MongoDB is a significant plus.
- Database Administration (Primary Focus: PostgreSQL and MySQL): - Provision, configure, and maintain PostgreSQL or MySQL database systems (AWS cloud and on-premises) - Perform database performance monitoring, alerting, and optimization.
- Knowledge of financial audit processes would be a plus. - Production ClickHouse or MongoDB experience. What you will get in return:
- Experience with cloud-based database services (e.g., AWS RDS, Google Cloud SQL). - Knowledge of containerization technologies (e.g., Docker, Kubernetes) and their interaction with databases. - Knowledge of financial audit processes would be a plus.
Responsibilities: - Database Administration (Primary Focus: PostgreSQL and MySQL): - Provision, configure, and maintain PostgreSQL or MySQL database systems (AWS cloud and on-premises)
- Strong communication and collaboration skills. - Significant experience as a Database Administrator, with a strong focus on PostgreSQL and MySQL. - Familiarity with CI/CD pipelines and routine automations.
- Plan and execute complicated database upgrades and migrations. - Infrastructure as Code (IaC) with Terraform: - Design, implement, and manage database infrastructure using Terraform.
- Infrastructure as Code (IaC) with Terraform: - Design, implement, and manage database infrastructure using Terraform. - Automate the provisioning and management of database servers, storage, and related resources.
- Automate the provisioning and management of database servers, storage, and related resources. - Maintain Terraform configurations and ensure infrastructure consistency. - Configuration Management with Ansible:
- Strong scripting skills (e.g., Bash, Python). - Hands-on experience with Infrastructure as Code (IaC) using Terraform. - Experience with database monitoring tools (e.g., Prometheus, Grafana).
- Hands-on experience with Infrastructure as Code (IaC) using Terraform. - Experience with database monitoring tools (e.g., Prometheus, Grafana). - Solid understanding of Linux operating systems.

Job description

View original posting ↗

We are a leading trading platform that is ambitiously expanding to the four corners of the globe. Our top-rated products have won prestigious industry awards for their cutting-edge technology and seamless client experience. We deliver only the best, so we are always in search of the best people to join our ever-growing talented team.

We are seeking a highly skilled and proactive Database Administrator with a strong focus on AWS RDS PostgreSQL and MySQL , complemented by experience with infrastructure-as-code (IaC) using Terraform and configuration management with Ansible.
 
The ideal candidate will be responsible for managing, optimizing, and ensuring the high availability and security of our database environments. Experience with and implementing auto or manual failover, DNS management, load balancing solutions is crucial for this role. Additionally, experience with databases like ClickHouse/Redshift/Microsoft SQL server/MongoDB is a significant plus.

Responsibilities:

  • Database Administration (Primary Focus: PostgreSQL and MySQL):
  • Provision, configure, and maintain PostgreSQL or MySQL database systems (AWS cloud and on-premises)
  • Perform database performance monitoring, alerting, and optimization.
  • Implement and manage database backups, restores, and recovery strategies.
  • Ensure database security through access controls, encryption, and regular audits.
  • Troubleshoot database issues and provide timely resolutions.
  • Plan and execute complicated database upgrades and migrations.
  •  
  • Infrastructure as Code (IaC) with Terraform:
  • Design, implement, and manage database infrastructure using Terraform.
  • Automate the provisioning and management of database servers, storage, and related resources.
  • Maintain Terraform configurations and ensure infrastructure consistency.
  •  
  • Configuration Management with Ansible:
  • Utilize Ansible playbooks to automate database deployments, configurations, and patching.
  • Ensure consistent database configurations across all environments.
  • Develop and maintain Ansible roles for database administration tasks.
  •  
  • Linux System Administration:
  • Manage and maintain the underlying Linux operating systems hosting the databases.
  • Perform system monitoring, security hardening, and performance tuning.
  • Troubleshoot Linux-related issues affecting database performance and availability.
  •  
  • Auto Failover Implementation:
  • Design, implement, and test automated failover solutions for database systems to ensure business continuity.
  • Implement and manage load balancing solutions for database traffic to ensure high availability and performance
  • Understand and manage DNS configurations related to database accessibility and failover mechanisms.
  • Work with network teams to ensure proper DNS resolution for database services.
  •  
  • Collaboration and Documentation:
  • Develop and maintain comprehensive documentation for database configurations, procedures, and disaster recovery plans for all managed database systems.
  • Participate in on-call rotation for critical database issues across all database technologies.
  • Collaborate with development, operations, and data science teams on database-related projects and initiatives.

Qualifications:

  • Bachelor's degree in Computer Science, Information Technology, or a related field.
  • Excellent troubleshooting and problem-solving abilities.
  • Ability to work independently and manage multiple tasks effectively.
  • Strong communication and collaboration skills.
  • Significant experience as a Database Administrator, with a strong focus on PostgreSQL and MySQL.
  • Familiarity with CI/CD pipelines and routine automations.
  • Proven experience with configuration management tools, preferably Ansible.
  • Strong scripting skills (e.g., Bash, Python).
  • Hands-on experience with Infrastructure as Code (IaC) using Terraform.
  • Experience with database monitoring tools (e.g., Prometheus, Grafana).
  • Solid understanding of Linux operating systems.
  • Experience implementing and managing load balancing and auto-failover solutions for database systems.

Preferred Qualifications:

  • Experience with cloud-based database services (e.g., AWS RDS, Google Cloud SQL).
  • Knowledge of containerization technologies (e.g., Docker, Kubernetes) and their interaction with databases.
  • Knowledge of financial audit processes would be a plus.
  • Production ClickHouse or MongoDB experience.
What you will get in return:

• Competitive Salary: We believe great work deserves great pay! Your skills and talents will be rewarded with a salary that makes you feel valued and motivated.
• Work-Life Harmony: Join a company that genuinely cares about you - because your life outside of work matters just as much as your time on the clock. #LI-Hybrid
• Generous Time Off: Need a breather? Our annual leave policy lets you recharge and enjoy life outside of work without a worry.
• Employee Referral Program: Love working here? Share the love! Bring your talented friends on board and get rewarded for growing our awesome team.
• Comprehensive Health & Pension Benefits: From medical insurance to pension plans, we’ve got your back. Plus, location-specific benefits and perks!
• Workation Wonderland: Live your digital nomad dreams with 30 extra days to work remotely from anywhere in the world (some restrictions apply). Adventure awaits!
• Volunteer Days: Make a difference! Take two additional paid days each year to support causes you care about and give back to the community.



Be a key player at the forefront of the digital assets movement, propelling your career to new heights! Join a dynamic and rapidly expanding company that values and rewards talent, initiative, and creativity. Work alongside one of the most brilliant teams in the industry.

Applicable for Poland: Our company has an Internal Reporting Procedure. It is available from the Human Resources Department upon request hr@capital.com. You may report a violation referred to in the Procedure under the terms specified therein.

Your next step

  • Have your CV and examples of relevant work ready.
  • Check the listed location, eligibility and core experience before starting.
  • Ask the employer about the salary range before committing time to the process.

Complete your application on jobs.lever.co. The employer’s form will show what is required.

Already applied? Track this application

Source & posting history

View original posting ↗

Source notes

Source excerpts

Selected passages from the saved posting. Check the full description for conditions and exceptions.

Pay

No pay amount identified in the saved description.

Location & working pattern

Warsaw, Mazowieckie, Poland

• Competitive Salary: We believe great work deserves great pay! Your skills and talents will be rewarded with a salary that makes you feel valued and motivated. • Work-Life Harmony: Join a company that genuinely cares about you - because your life outside of work matters just as much as your time on the clock. #LI-Hybrid • Generous Time Off: Need a breather? Our annual leave policy lets you recharge and enjoy life outside of work without a worry.
Work authorization

No clear work-authorization passage found. Eligibility is unconfirmed.

Status in our records
Active
First seen by us
Apr 15, 2026
Recorded sightings
143
Last seen by us
Oct 8, 2026
Employer says posted
Jun 12, 2025

These dates show when we found the listing. Check the employer’s website to confirm it is still accepting applications.

Report an error

See how this role fits your experience

Add your resume to compare the role’s scope, tools and requirements with your experience.

Find answers in the posting

AI
How answers work

AI selects complete passages from this posting. Check them for conditions and exceptions.

Uses this posting and your question. No profile needed.