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 general 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.

Key Responsibilities

- 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.
- Contribute to container platform governance and application modernization initiatives.
- Drive initiatives aimed at improving infrastructure efficiency and resource utilization.
- Collaborate with international engineering and operations teams to ensure platform reliability and service excellence.

Required Skills & Experience

- Strong understanding of Linux operating systems.




- Solid knowledge of networking fundamentals, including TCP/IP and HTTP.
- Hands-on experience with monitoring and observability tools such as Prometheus and Grafana.
- Knowledge of international data protection and privacy regulations, including GDPR.
- Familiarity with AI technologies, large language models, and Agent development frameworks.
- Experience administering and supporting at least one relational database technology, such as:
- MySQL
- PostgreSQL
- Experience managing and maintaining caching technologies, such as:
- Redis
- MemCache
- Strong troubleshooting, analytical, and problem-solving skills.
- Ability to work effectively within a multicultural and distributed team environment.

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.

What We Offer

- Opportunity to work on large-scale international technology platforms.
- Exposure to cloud, database, middleware, containerization, and modern infrastructure technologies.
- Collaborative multinational environment.
- 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.

📌 DBA Consultant (España)
🏢 Optiwisers
📍 España