Nelson Puentes
Arquitecto de diseño y capacidad
Professional profile
Senior Oracle certified DBA and System Engineer with 19+ years in database architecture , cloud migrations , and support for large-scale environments . Skilled in PostgreSQL , AWS , OCI , PHP , Java , and cloud technologies for finance , telco , and government sectors
Work experience
Led architecture for Oracle (11g-23c), PostgreSQL 16.10, MySQL 8.0.32. Designed, built, and optimized data infrastructure. Ensured security, scalability, and supported cloud/on-prem environments. Used AWS, OCI, Azure, Goldengate, Data Guard, RMAN.
Major achievementArchitected and managed Oracle and PostgreSQL databases, designed scalable and secure data systems, optimized performance, and provided technical guidance. Used AWS, OCI, Azure, and tools like Goldengate, Data Guard, and RMAN.
Administered Oracle (11g-21c), PostgreSQL 14.10, MySQL. Migrated SQL/NOSQL DBs to AWS. Supported high availability, backups, and recovery. Led tuning, reporting, and remote support for global teams.
Major achievementManaged Oracle and PostgreSQL DBs, led migrations to AWS, supported NOSQL (MongoDB, Cassandra, Redis), mentored junior DBAs, used AWS DMS, Goldengate, Data Guard, RMAN, and monitoring tools (Kibana, DataDog, Splunk).
Handled Oracle (10g-12c), PostgreSQL 9.6, MySQL 5.7. Supported cloud (AWS, Azure, OCI) and on-prem. Managed RMAN, RAC, ASM, Data Guard, partitioning, and DB monitoring.
Major achievementResolved DB/app issues, managed Oracle, PostgreSQL, MySQL, MongoDB, Cassandra, ElasticSearch in cloud/on-prem, performed backups, restores, and supported financial, insurance, and telco DBs.
Education experience
Oracle university | Especialización
