About Ollear
• Oracle DBA with over 20 years of experience in architecture, administration, and performance tuning of enterprise database systems across financial, health, pharma, telecom, defense and public sectors in international projects worldwide, with strong background in operations and analytical environments.
Spanish
Native or bilingual
English
Fluent
Remote only
Primarily works remotely
Experience
- Central European BankOracle DBABANKING AND INSURANCEJuly 2024 - August 2025 (1 year and 1 month)• Responsibilities: Administration, performance tuning, and troubleshooting of Oracle Databases and Autonomous Databases. Performed migration and consolidation projects between on-premise and OCI platforms.• Technologies: RMAN, ASM, OCI Portal, Oracle RAC, Data Guard, Oracle Database 19c–23ai, Oracle Exadata X9M, Oracle Linux 8.• Environments: On premise, OCI.
- AXADatabase ArchitectBANKING AND INSURANCEJune 2023 - March 2024 (9 months)• Responsibilities: Design, validation, and assessment of database architectures in hybrid and multicloud environments. Oversaw integrations, upgrades, troubleshooting, patching, and performance optimization. Led migration and modernization initiatives between on-premise systems and public clouds.• Technologies: RMAN, ASM, Oracle Enterprise Manager 13c Cloud Control, Oracle RAC, Oracle Database 19c, Oracle Exadata X7–X8, Oracle Linux 7.• Environments: On premise, AWS, Azure, GCP.
- TCSOracle DBAMEDICALApril 2019 - June 2023 (4 years and 2 months)• Responsibilities: Database administration, integrations, upgrades, troubleshooting, patching, and performance tuning.• Technologies: RMAN, ASM, SQL*Loader, Oracle Enterprise Manager 13c Cloud Control, Oracle RAC, Oracle Database 19c, Oracle APEX 19.2, Oracle Exadata X7–X8, Oracle Linux 7.• Environments: On premise, cloud migrations, AWS, Azure, GCP.
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Education
- Master DegreeCatholic University of Avila2020Big Data Architecture & Engineering (Industrial, Energy)
- Telecommunications EngineerOfficial College of Telecommunication Engineers COITT2011Specialization in Telematics
Certifications
- Oracle Autonomous Database Certified SpecialistOracle2020
- Oracle Cloud Infrastructure Certified Architect AssociateOracle2020