Senior Database Administrator
Summary
Senior Database Administrator at SEON in Budapest who operates, scales, and optimizes terabyte-scale database platforms — mainly PostgreSQL on AWS RDS plus ClickHouse and YugabyteDB — including schema design, migrations, performance tuning, monitoring/backup practices, and a 24/7 on-call rotation.
- Operation, maintenance and scaling of database platforms handling terabytes of data
- Design of scalable, reliable database architectures for different workloads and availability requirements
- Support and optimization of databases including PostgreSQL on AWS RDS, ClickHouse, and YugabyteDB
- Troubleshooting of database issues and query performance bottlenecks across large datasets
- Improvement of schema design, data structures, migrations, and change management processes
- Partnership with development teams during design and delivery to ensure robust, scalable solutions
- Assessment and communication of technical risks and tradeoffs in database and platform decisions
- Contribution to monitoring, observability, security, backup, and recovery practices across the database estate
- Participation in a 24/7 on-call rotation
- Support and guidance of team members in using database resources effectively and efficiently
- Strong experience designing and administering large-scale databases handling terabytes of data with particular strength in PostgreSQL
- Experience managing databases in at least one major cloud environment such as AWS, Azure, or Google Cloud
- Strong knowledge of database design, configuration, maintenance, performance tuning, and troubleshooting
- Experience working with multiple database engines and understanding their operational tradeoffs
- Familiarity with database development processes, operational best practices, and reliability principles
- Basic knowledge of Terraform-managed databases or infrastructure as code
- Strong English communication skills
- Experience with Apache Kafka
- Familiarity with Docker and Kubernetes
- Experience with Grafana or similar observability tooling
- Scripting or coding skills in Bash or Python
- Flexibility and hybrid work schedule
- Competitive compensation in the range of HUF 21,257,275 – HUF 28,759,841
- Employee stock ownership plan (ESOP)
- National holidays and generous holiday allowance
- Flexible work schedule
- Enhanced parental leave policies
- Private health insurance including coverage for spouse and dependents
- Hybrid working environment with remote and office collaboration
- Employee assistance and mental health support platform
- Monthly company breakfast and weekly lunch allowance
- Access to learning and development opportunities including external L&D
- Weekly language courses in 40+ languages
- Book allowance for business books
- Canteen
- Cafe
- Corporate events
- Bicycle storage
- Free fruits, snacks
- Free coffee, soft drinks
- Free breakfast
- Free lunch
- Play corner
