DBA Consultant Location: Madrid, Spain Employment Type: Freelance Working model: Hybrid Duration: 12 months About the Opportunity We are looking for a skilled DBA Consultant to join an international technology team supporting large-scale cloud, database, middleware, and application platforms. This role combines operational excellence, system governance, cloud infrastructure support, and cross-functional collaboration in a integral environment. The successful candidate will play a key role in ensuring the stability, performance, and continuous improvement of database and middleware services while contributing to platform standardization and modernization initiatives.

Provide operation, maintenance, and governance support for database and middleware platforms. Participate in on-call rotations and support the resolution of infrastructure, performance, and cloud resource-related incidents. Implement and maintain platform-wide database and middleware management standards.

Support migration, optimization, and governance initiatives across the technology landscape. Manage the deployment, release, and operational support of business applications. Collaborate with international engineering and operations teams to ensure platform reliability and service excellence.





Skills & Experience Strong understanding of Linux operating systems . Solid knowledge of networking fundamentals, including TCP/IP and . Hands-on experience with monitoring and observability tools such as Prometheus and Grafana . Knowledge of international data protection and privacy regulations, including GDPR .

Experience administering and supporting at least one relational database technology, such as: My SQL Postgre SQL Experience managing and maintaining caching technologies, such as: Redis Mem Cache Strong troubleshooting, analytical, and problem-solving skills.

Language Requirements Professional

English communication skills are required. Chinese language skills are highly valued due to collaboration with international teams and stakeholders. Candidates must have the legal right to work in Spain.

Qualified international candidates who meet the technical requirements are also encouraged to apply. Exposure to cloud, database, middleware, containerization, and modern infrastructure technologies. Challenging projects with strong opportunities for professional growth and development.

If you are passionate about database technologies, cloud operations, and platform engineering, we would love to hear from you.

📌 DataBase Administrator. DBA Consultant (Madrid)
🏢 Optiwisers
📍 Madrid