Sai Krishnaredy

• Developed and maintained PL/SQL procedures, functions, packages, triggers, and database objects for enterprise financial transaction systems.
• Optimized SQL queries and batch processing jobs using Explain Plan, Bulk Collect, FORALL, and Dynamic SQL techniques.
• Improved performance of critical database operations by optimizing indexes and redesigning query execution plans.
• Worked on production support activities, incident resolution, root cause analysis (RCA), and deployment support.
• Participated in code reviews, UAT support, release activities, and production deployments.
• Created and maintained database objects including tables, views, sequences, constraints, synonyms, and grants.
• Worked closely with cross-functional teams to deliver enhancements and resolve production issues within SLA timelines.
• Prepared unit test cases and validated SIT/UAT requirements before production releases.

• Developed PL/SQL procedures, packages, functions, and triggers for billing data migration and processing.
• Supported migration of telecom billing databases from legacy systems to CSG platforms.
• Performed query optimization and troubleshooting for large transactional datasets.
• Created and maintained database objects, indexes, partitions, and views.
• Involved in production support, debugging, and resolving database-related incidents.
• Worked on batch processing and data validation activities during migration cycles.

Collaborated with onsite and offshore teams for requirement analysis and issue resolution.