About Joan
With more than 25 years of experience in Linux system administration, programming, and database administration, as well as extensive knowledge of leading cloud platforms like AWS, GCP, and Azure, I can provide a significant advantage for all your DevOps needs. I base my work on the KISS principle and adhere to strong Gitflow practices.
Spanish
Native or bilingual
English
Fluent
Catalan
Native or bilingual
Can work on-site
Barcelona (up to 50km)
Experience
- WorldlineCloud ArchitectE-COMMERCEOctober 2016 - Today (9 years and 8 months)Barcelona, SpainIn this role, I managed large-scale infrastructure, balancing system administration, database management, project management, and security. My contributions include:Development & Automation: Built resources for SMPP services in Java integrated with ActiveMQ, improving efficiency and reliability of internal systems.Scripting: Developed automation scripts for software deployment and environment setup, reducing manual errors and downtime.Database Administration: Maintained and optimized MySQL, Oracle, and MongoDB in production, boosting performance by refining slow SQL queries for faster data retrieval.Infrastructure Management: Administered Java applications on Tomcat/Apache servers, ensuring 24/7 availability.Containerization & Cloud: Designed containerized solutions with Docker, orchestrated with Kubernetes for flexible, scalable deployments.Cloud Services: Managed multi-cloud deployments (AWS, GCP, Azure), ensuring high availability and redundancy for critical services.CI/CD & Security: Created CI/CD pipelines using Jenkins and GitLab for seamless deployment; strengthened security policies for compliance with best practices.Security Testing: Conducted penetration tests and audits, identifying vulnerabilities and implementing solutions to protect data.Key Achievement: Led migration of legacy systems to cloud-native architectures, reducing costs by 30% and enhancing system reliability.
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