Rajasekhar Amudala

Senior Oracle DBA | 16+ Years Experience | RAC | Exadata | Performance Tuning | Cloud Migration

Experienced Oracle Database Administrator with over 10 years of hands-on expertise managing mission-critical production databases in banking, telecom, and enterprise environments.

Professional Summary

I specialize in Oracle Database Administration, High Availability (RAC, Data Guard), Performance Tuning, Disaster Recovery, and large-scale database migrations. I have successfully handled databases up to 20TB+ and delivered high-availability solutions with minimal downtime.

Core Technical Skills

  • Oracle: 11g, 12c, 19c, 21c | RAC | Data Guard | Exadata | GoldenGate | ASM | RMAN | Multitenant (PDB/CDB)
  • Performance Tuning: AWR, ADDM, ASH, SQL Tuning, Real Application Testing
  • High Availability & DR: Oracle RAC, Data Guard, Active Data Guard, Zero Downtime Upgrades
  • Cloud & Modern: Oracle Cloud Infrastructure (OCI), AWS RDS, Database Migration to Cloud
  • Other: PostgreSQL, SQL Server, Linux Shell Scripting, Automation

Key Achievements

  • Successfully migrated multiple 12c databases to 19c RAC with near-zero downtime across data centers.
  • Reduced query response time by up to 85% through advanced performance tuning for critical production systems.
  • Recovered a corrupted 20TB Oracle database using RMAN Point-in-Time Recovery.
  • Implemented Oracle RAC and Data Guard for high availability, achieving 99.99% uptime SLA.
  • Performed seamless Grid Infrastructure patching and upgrades using zero-downtime techniques.
  • Designed and executed large-scale database refresh strategies from production to non-production environments.