PostgreSQL Database Administrator

We are looking for a PostgreSQL Database Administrator to support the engineering, configuration, and optimization of PostgreSQL environments at scale.

This role focuses on maintaining high availability, performance, and security while collaborating with cross-functional teams on database initiatives.

Responsibilities

• Configure and manage PostgreSQL deployments including replication and distributed environments

• Support version upgrades, migrations between on-premises and cloud, consolidation, and patch cycles

• Assist in designing and implementing HA/DR solutions such as streaming replication and failover tools

• Perform performance tuning using EXPLAIN ANALYZE, query plan tuning, and index optimization

• Contribute to backup and restore strategies using pgBackRest or enterprise tools

• Investigate transaction bottlenecks, locks, vacuum overhead, and WAL tuning

• Participate in capacity forecasting and scalability improvements

• Follow database security, encryption, credential rotations, and audit requirements

• Collaborate with development teams on schema design, stored procedures, and data model optimization

• Review database deployment plans and support release processes

• Maintain documentation and best practices for database operations

• Use scripting and configuration management for automation tasks

Requirements

• 3+ years of PostgreSQL DBA experience in enterprise or large-scale environments

• Understanding of PostgreSQL internals, WAL behaviour, vacuum/autovacuum tuning, MVCC, indexing strategies, and partitioning

• Skills in replication, failover management, and DR architectures

• Experience with performance tuning using logs, perf views, and query plan analysis

• Knowledge of pgBackRest, PITR, restore troubleshooting, and recovery scenarios

• Proficiency in Linux administration and scripting with Shell or Python

• Experience with migrations and database operations

• Background in at least one other RDBMS such as Oracle, MS SQL, MySQL, or MongoDB

• Communication and collaboration skills for cross-functional teamwork

Nice to have

• Experience with cloud-native PostgreSQL platforms such as AWS Aurora, RDS PostgreSQL, GCP Cloud SQL, or Azure

• Knowledge of extensions including PostGIS, pg_partman, TimescaleDB, or pg_stat_statements

• Experience with HA tools such as Patroni, repmgr, Pacemaker, or Corosync

• Familiarity with CI/CD pipelines for DB deployments

• Experience with large-scale OLTP or OLAP PostgreSQL systems

We offer/Benefits

We gather like-minded people:

• Engineering community of industry professionals

• Friendly team and enjoyable working environment

• Flexible schedule and opportunity to work remotely within Poland

• Chance to work abroad for up to 60 days annually

• Business-driven relocation opportunities

We provide growth opportunities:

• Outstanding career roadmap

• Leadership development, career advising, soft skills, and well-being programs

• Certification (GCP, Azure, AWS)

• Unlimited access to LinkedIn Learning, Get Abstract, Cloud Guru

• English classes

We cover it all:

• Stable income (Employment Contract or B2B)

• Participation in the Employee Stock Purchase Plan

• Benefits package (health insurance, multisport, shopping vouchers)

• Strategically located offices featuring entertainment and relaxation zones, table tennis and football, free snacks, fantastic coffee, and more

• Referral bonuses

• Corporate, social and well-being events

Please, note:

• The set of bonuses might vary based on the role you apply for – specifics will be discussed with our recruiter during the general interview.

• We will reach out to selected candidates exclusively.

EPAM is a leading global provider of digital platform engineering and development services. We are committed to having a positive impact on our customers, our employees, and our communities. We embrace a dynamic and inclusive culture. Here you will collaborate with multi-national teams, contribute to a myriad of innovative projects that deliver the most creative and cutting-edge solutions, and have an opportunity to continuously learn and grow. No matter where you are located, you will join a dedicated, creative, and diverse community that will help you discover your fullest potential.