Database Administrator

Description

The company is hiring a full-time database administrator to keep its production databases reliable, highly available and fast.

You will also strengthen disaster recovery and automate database work that critical business systems rely on.

Responsibilities

• Run and tune production PostgreSQL, MySQL/MariaDB, ClickHouse and Redis databases
• Keep every database engine highly available, with replication, backups and recovery in place
• Carry out regular disaster recovery tests that meet backup and recovery compliance controls
• Improve query speed through indexes, configuration and resource limits
• Look after ClickHouse analytics setups: replication, query limits and workload isolation
• Maintain Redis for caching and real-time work, covering persistence, replication and failover
• Forecast capacity and storage needs as data grows
• Script database operations as infrastructure-as-code
• Review schema changes and migrations alongside engineers, and help move databases to the cloud
• Join the on-call rotation and respond to incidents

Requirements

• 4+ years working as a DBA or Database Reliability Engineer
• Significant hands-on experience with Big Data
• Deep knowledge of PostgreSQL and MySQL/MariaDB, including replication, backup tools and performance tuning
• Production experience with Redis: persistence, replication, and Sentinel or Cluster
• Production use of ClickHouse or another columnar database
• Experience designing high availability and disaster recovery for databases
• Strong Linux skills and scripting in Bash and Python
• Experience with database monitoring and alerting
• Plus: experience with Amazon RDS or Aurora
• Plus: running databases on Kubernetes with operators
• Plus: Ansible or Terraform
• Plus: SOC 2 or similar compliance controls
• Plus: exposure to trading, fintech or market-data platforms

Conditions

Full-time position

Benefits

• 20 paid vacation days a year
• 10 paid sick days a year
• Public holidays follow the company's approved list
• Medical budget
• Option to work remotely
• Budget for professional education
• Budget for language learning
• Wellness budget covering gym memberships, sports gear and related costs