t
tayyabrehman877

Tayyab Rehman

@tayyabrehman877

Database Developer, PL SQL and Performance Tuning

Pakistan
English
About me
I am a Senior Database Developer with 10+ years of experience in Oracle SQL, PL/SQL, database development, performance tuning, data modeling, ETL, and financial systems. I can help you with complex SQL queries, PL/SQL procedures, functions, packages, triggers, database optimization, performance troubleshooting, data processing, and database-related technical issues. I focus on writing reliable, optimized, and maintainable database solutions according to your business requirements. If you have any issue or need help with an Oracle database problem, feel free to contact me.... Read more

Skills

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tayyabrehman877
Tayyab Rehman
Offline • 

See my services

Database Development
I will provide oracle database development, dba and performance tuning services
From$15 / projectMore details

Work experience

DirectFN_Sri Lanka

Senior Database Developer

DirectFN Sri Lanka • Full-time

May 2022 - Present • 4 yrs 5 mos

Worked on Asset Management System covering Portfolio Management, Cash Management, Fixed Income, Money Market and Mutual Funds modules. Collaborated with Business Analysts for requirements gathering and solution design. Performed SQL Performance Tuning using Explain Plan, Indexes and Query Optimization. Developed processes for financial data integration. Supported production deployments and critical issue resolution. Worked directly with Gulf region financial clients.

Softech_Systems

Senior Database Developer

Softech Systems • Full-time

Dec 2018 - May 2022 • 3 yrs 5 mos

Worked with Business Analysts and DBAs for requirements gathering, testing, and project coordination. Strong knowledge of Oracle Architecture, Data Dictionary, DBMS Packages, and Normalization. Developed PL/SQL procedures to import text and Excel data into Oracle. Improved query performance using Bulk Collect, Ref Cursors, Collections, and Materialized Views. Resolved ERP issues through debugging, integration testing, and code optimization.

PMS

Database Developer

PMS • Full-time

Dec 2016 - Nov 2018 • 1 yr 11 mos

Designed, developed, and tested Oracle database modules. Developed scripts for database deployment, data migration, and maintenance. Collaborated with development teams to deliver business requirements.