Senior Database Administrator (PostgreSQL)

Location: Remote within Portugal; relocation support is available to hubs in Armenia, Georgia, Serbia, Portugal, and Spain.

Company

Financial technology company providing flexible payment solutions that help shoppers split payments online and in stores, serving millions of users and tens of thousands of brands.

What you will do

• Design, build, install, and maintain large relational databases.
• Maintain database integrity and security, including backup and recovery procedures.
• Implement disaster recovery, failover, replication, clustering, mirroring, and other high-availability strategies.
• Monitor and improve database performance, apply patches and version upgrades, and optimize complex queries.
• Collaborate with development teams to improve database usage and stay current with database technologies and best practices.
• Use PgBouncer and modern monitoring systems to support reliable database infrastructure.

Requirements

• Hands-on PostgreSQL experience, including setup, replication, upgrades, monitoring, and performance tuning.
• Ability to write and optimize complex SQL queries.
• Experience with backup and recovery strategies, including Point-in-Time Recovery (PITR).
• Strong understanding of database design, documentation, and development best practices.
• Working knowledge of Bash, Python, or Go.
• Experience migrating large databases across cloud platforms.
• Familiarity with modern DevOps practices, including Kubernetes, Terraform, and Helm.
• Experience with real-time data streaming technologies such as Debezium or Flink.
• Strong problem-solving skills, excellent communication abilities, and professional English proficiency at B2 level or higher.

Nice to have

• Experience with ClickHouse.
• Experience managing DBaaS solutions on GCP or AWS.
• Relevant database management certifications or formal training.

Culture & Benefits

• Fully remote setup under a full-time B2B contract.
• Up to 20% tax allowance and 22 paid leave days annually.
• Stock options through an ESOP in a fast-scaling, pre-IPO company.
• Flexi benefits for wellness, travel, or learning.
• International engineering environment and relocation support including flights, temporary accommodation, and legal setup.

Hiring process

• Application and application review.
• HR call followed by a technical interview.
• Final interview and hiring decision.