Data Reliability Engineer
Tipo De
Municipality of Madrid, Spain
4 days ago
Role details
Contract type
Permanent contract Employment type
Full-time (> 32 hours) Working hours
Regular working hours Languages
English Experience level
Senior Compensation
€ 120KJob location
Remote
Municipality of Madrid, Spain
Tech stack
Amazon Web Services (AWS)
Bash
Databases
Data Infrastructure
Data Integrity
Cursor (Graphical User Interface Elements)
Database Queries
Python
PostgreSQL
MongoDB
MySQL
Performance Tuning
Query Optimization
Redis
Datadog
Scripting (Bash/Python/Go/Ruby)
GitHub Copilot
Database Performance
Kubernetes
Kafka
Terraform
Docker
Microservices
Job description
We are looking for a Senior Data Reliability Engineer to join a high-impact Platform team supporting the data infrastructure behind 400+ microservices running on AWS. This role combines strong database administration expertise with SRE and automation practices, focusing on reliability, performance, scalability, and operational excellence.
What you will do
- Own and improve highly available database systems in production
- Drive performance tuning, query optimization, and capacity planning
- Implement backup, failover, and disaster recovery strategies
- Define and monitor SLOs / SLIs for database environments
- Support incident response, post-mortems, and reliability improvements
- Automate operational tasks through Terraform and scripting
- Work closely with engineering teams to improve database performance and reliability
Requirements
- 5+ years of experience in database administration in production environments
- Strong hands-on experience with PostgreSQL
- Experience with AWS RDS / Aurora
- Solid knowledge of Terraform
- Strong SQL skills and experience with performance optimization
- Experience with Datadog, monitoring, and observability
- Scripting skills in Python or Bash
- Fluent English
Nice to have
- Experience with MySQL, MongoDB, or Redis
- Knowledge of Kubernetes, Docker, Kafka, or OpenTelemetry
- Familiarity with AI coding assistants such as GitHub Copilot, Cursor, or Claude Code
Why join You will join a strong engineering environment where data reliability is critical, with the chance to work on large-scale infrastructure challenges and help shape reliability practices across the organization.
About the company
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