Dba Consultant

Optiwisers; Madrid; Híbrido; EUR 90.000 - 130.000; Jornada completa

Descripción de la vacante

Optiwisers busca un DBA Consultant para unirse a un equipo internacional y practicar operaciones avanzadas sobre cloud, bases de datos y middleware en Madrid. Modelo híbrido y contrato freelance por 12 meses.

El/la candidato/a ideal contará con experiencia en Linux, redes, monitoreo (Prometheus/Grafana), GDPR y bases de datos MySQL/PostgreSQL, así como habilidades en IA y gestión de incidencias en entornos multiculturales.

Formación

• Conocimiento de Linux y fundamentos de red (TCP/IP, HTTP).
• Experiencia con plugins de monitorización (Prometheus, Grafana).
• Conocimiento de GDPR y protección de datos a nivel internacional.
• Conocimientos de IA, modelos de lenguaje y marcos de desarrollo de agentes.
• Administración y soporte de al menos una base de datos relacional (MySQL, PostgreSQL).
• Gestión de cachés (Redis, Memcached).
• Capacidad de resolución de problemas y análisis en entornos multiculturales.

Responsabilidades

• Proporcionar soporte de operación, mantenimiento y gobernanza para bases de datos y middleware.
• Participar en turnos de guardia y resolver incidencias de infraestructuras y recursos en la nube.
• Aplicar y mantener normas de gestión de bases de datos y middleware a nivel de plataforma.
• Apoyar migraciones, optimización y gobernanza en el ecosistema tecnológico.
• Gestionar despliegues, liberaciones y soporte operativo de aplicaciones empresariales.
• Contribuir a gobernanza de plataformas de contenedores y modernización de aplicaciones.
• Impulsar iniciativas para mejorar eficiencia de infraestructura y uso de recursos.
• Colaborar con equipos internacionales para garantizar fiabilidad y servicio.

Conocimientos

Linux

Networking fundamentals

Monitoring & observability

GDPR knowledge

AI technologies & LLMs

Troubleshooting

Multicultural collaboration

English communication

Herramientas

MySQL

PostgreSQL

Redis

Memcached

Prometheus

Grafana

Descripción del empleo

Descripción del trabajo

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 global 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.