Vishakha Gupta

Infosys Ltd.

02.2014 - Current

Oracle PL/SQL Developer with five years of experience designing, developing, and maintaining backend database systems.
Developed efficient stored procedures for seamless data retrieval and manipulation, increasing application response time.
Optimized PL/SQL routines by tuning queries, indexes, partitioning, and leveraging EXPLAIN PLAN, bulk operations, and Oracle hints—boosting performance significantly.
Participated in sprint planning, daily stand-ups, backlog grooming, sprint reviews, and retrospectives to deliver new features and bug fixes on schedule.
Contributed to refining user stories and estimating tasks collaboratively with product owners and scrum masters to accurately scope each sprint.
Led the migration of critical Sybase ASE 12.5 to 16, managed schema conversion, data migration, and performance validation across environments.
Used Sybase (BCP, ISQL), SQL*Loader, custom ETL tools, and Cron/Autosys/Control-M scripting to migrate data; then rewrote PL/SQL/T-SQL logic and tuned queries, indexes, and configurations to resolve compatibility issues and deliver orders of magnitude performance gains.

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