Enterprise engineering, practical automation, and applied AI.

Telefónica Germany — PostgreSQL performance and modernization

Architecture and optimization for large-scale telecom operations using PostgreSQL and PL/SQL. Work included indexing, partitioning, query refactoring, migration support, server relocation, and performance stabilization.

• 70% reduction in month-end processing and Power BI dataset refresh time.
• 80% less manual effort for log analysis/reporting through Python automation.
• Near-zero downtime during server moves and stabilization.

Xerox USA — Contract Database (CDB)

Support and enhancement of a complex integrated application suite serving as a key record for contracts, billing, and accounting transactions. Responsibilities spanned development, testing, releases, production support, troubleshooting, and partner coordination.

• Oracle 11g Forms & Reports modernization to Oracle 12c Fusion Middleware.
• Up to 30% performance improvement through SQL/PL/SQL and database optimization.
• Zero SEV-1 incidents for 5+ years; contributed to client satisfaction and business growth.

Wipro Pragathi — operational automation contributions

Contributed seven Pragathi improvement items focused on reducing repetitive operational effort and making support workflows more consistent.

• Automated or streamlined user creation and password update activities.
• Prompt-assisted automatic ticket generation / ticket creation workflows.
• Log tracing, analysis, and reporting workflows.
• Additional workflow improvements within the seven contributions.

The public summary groups the contribution areas provided; exact names of all seven items can be added when available.