Database Reliability Engineer

Warsaw, Mazowieckie, Poland. Limassol, Cyprus. Sofia City, Bulgaria.

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 Senior Database Reliability Engineer with a strong focus on AWS RDS PostgreSQL, complemented by experience with infrastructure-as-code (IaC) using Terraform and familiarity with RedShift and clichouse .

Current stack: AWS RDS (PostgreSQL,MySQL), AWS RedShift, Clickhouse, Terraform, Ansible.

Responsibilities:

• Own the provisioning, configuration, and ongoing maintenance of PostgreSQL and MySQL instances across AWS RDS and on-premises, ensuring they meet uptime and performance targets.

• Design and implement automated failover solutions, load balancing configurations, and DNS management strategies to keep databases accessible under failure conditions.

• Write and maintain Terraform code to provision and manage database infrastructure - clusters, instances, storage, parameter groups, security groups - with consistency across environments.

• Build and manage Ansible playbooks and roles for database deployments, configuration changes, and patching cycles.

• Monitor, alert, and tune - using Prometheus and Grafana - to catch performance degradation before it becomes an incident.

• Plan and execute database upgrades and migrations, including cross-version and cross-engine work (PostgreSQL, MySQL, Redshift, ClickHouse, DynamoDB), with minimal impact to production.

• Manage backup, restore, and recovery processes; test them regularly so they work when it matters.

• Harden database security through access controls, encryption at rest and in transit, and periodic audits.

• Maintain and improve underlying Linux systems hosting the databases, including security hardening and performance tuning.

• Document configurations, runbooks, and disaster recovery plans; participate in on-call rotation.

Requirements:

• 5+ years of proven experience as a Database Administrator or Database Engineer, with hands-on depth in PostgreSQL and MySQL in production environments.

• Solid Terraform experience - you've written and maintained IaC.

• Working knowledge of Ansible for configuration management and deployment automation.

• Strong Linux system administration skills, including performance tuning and troubleshooting.

• Experience designing and operating high-availability solutions - failover, replication, load balancing, DNS management.

• Familiarity with Prometheus and Grafana or comparable monitoring tools.

• Scripting ability in Bash and/or Python for automation and operational tasks.

• Understanding of CI/CD pipelines and how database changes fit into a deployment workflow.

• Comfort working in a regulated financial services environment, where access control, encryption, and audit trails are non-negotiable.

Nice to have:

• Production experience with ClickHouse, Redshift, MongoDB or Microsoft SQL Server.

• Familiarity with Docker and Kubernetes in the context of database workloads.

• Prior experience with financial services audit requirements or other regulated environments.

• AWS certification (Database Specialty, Solutions Architect, or similar).

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.