q
qasim969

Muhammad Qasim

@qasim969

Expert SQL Server DBA , Database Developer , SSIS ETL Power BI

Pakistan
Inglese, Urdu
Alcune informazioni sono riportate in lingua inglese.
Chi sono
I’m an Expert SQL Server DBA and Database Developer with 8+ years of experience in the Microsoft Data Stack. I help businesses resolve slow databases, optimize SQL Server performance, and design secure, scalable Data Warehouses. I also build reliable ETL solutions using SSIS, generate operational and analytical reports with SSRS, and deliver automated, insight-driven Power BI dashboards. Skills: SQL Server DBA • Database Development • Performance tuning & indexing • High availability • SSIS/SSRS/SSAS • ETL & Star/Snowflake modeling • Power BI (DAX, Power Query) • Excel automation.... Continua a leggere

Competenze

q
qasim969
Muhammad Qasim
offline • 
Tempo di risposta medio: 1 ora

Consulta i miei servizi

Progettazione e ottimizzazione
I will fix slow sql queries and speed up your database performance
A partire da15 USD / progettoMaggiori dettagli

Esperienza lavorativa

Senior SQL Server Database Administrator DBA & Database Developer

self employeed • Freelance

Aug 2017 - Present • 8 yrs 9 mos

SQL Server Database Administrator & Database Developer Enterprise & Freelance Projects Managed and optimized mission-critical SQL Server environments supporting high-volume transactional and analytical workloads. Consistently improved database performance by 40–70% through advanced query optimization, indexing strategies, and execution plan tuning. Designed and implemented secure, scalable Data Warehouses using Star and Snowflake schemas to support enterprise reporting and analytics. Built and maintained robust ETL pipelines for automated data ingestion, validation, transformation, and migration across environments. Delivered Power BI dashboards and enterprise reports providing real-time, actionable insights for business stakeholders. Implemented high availability and disaster recovery solutions to ensure maximum uptime, data integrity, and operational continuity. Led database migrations and upgrades with minimal downtime, ensuring data consistency and performance stability. Provided ongoing production support, root-cause analysis, performance health checks, and issue resolution for live systems. Developed Excel automation solutions to streamline reporting, reconciliation, and operational workflows. Key Achievements Reduced critical query execution time from minutes to seconds in production systems Stabilized crashing SQL Servers and eliminated recurring performance issues Automated reporting processes, reducing manual effort by 60%+ Delivered optimized BI solutions used by operations, finance, and management teams Successfully supported data extraction, migration, and reporting within system design constraints