Senior Application DBA (Database Reliability Engineering)

Location: Bratislava, Slovakia

Salary: From EUR 2,900 gross per month; actual compensation depends on professional and personal qualifications.

Company

hirify.global is the technology organization of Erste Group, a major banking group in Central and Eastern Europe with more than 2,000 IT specialists.

What you will do

• Analyze real application workloads and connect user-facing performance issues with database-level causes.
• Optimize database performance for critical application flows, resolving inefficient execution plans, locking, contention, and excessive database roundtrips.
• Define and track application-specific SLIs and SLOs for latency, error rates, throughput, and saturation.
• Design monitoring around user experience, critical application flows, and business transactions.
• Partner with engineering teams on query and index reviews, migration checklists, and performance-testing gates.
• Enable developers through database best practices, automation, self-service capabilities, and reliability guidance.

Requirements

• Recent, active experience as an Oracle DBA or Database Engineer in enterprise environments.
• Experience or exposure to PostgreSQL and strong SQL performance-tuning skills, including execution plans, AWR, ASH, explain plans, indexing, and transaction behavior.
• Experience optimizing application workloads and improving latency, throughput, stability, and reliability.
• Strong troubleshooting and root-cause analysis skills across application and database layers.
• Experience in DevOps or platform engineering environments, including CI/CD, automation, and automated deployments.
• Fluent English is required.

Nice to have

• German language skills.
• Experience with microservices, distributed architectures, cloud or hybrid environments, high-scale transactional systems, and load or performance-testing tools.

Culture & Benefits

• Home office options and work-life-balance support.
• International community, interest groups, and professional learning opportunities.
• Healthcare support, above-standard medical examinations, a helpline, and salary compensation during sick leave.
• Sabbatical, paternity leave, four additional vacation days per year, marriage and childbirth contributions, third-pillar contributions, and a MultiSport card.
• Employee referral program and employee share program.
• Equal-opportunity workplace with an emphasis on diversity, inclusion, and respectful collaboration.