
Arshad Ali
Power BI and SQL data analyst for dashboards and data cleaning
Kompetenzen

Meine Dienstleistungen

Portfolio
Arbeitserfahrung
EQUANS
Vollzeit • 2 yrs 7 mos
Business Data Analyst
Dec 2024 - May 2026 • 1 yr 5 mos
• Automated data consolidation across 11 departments with ETL pipelines in SQL, Python and Excel, cutting data collection time by 70% and keeping input errors below 1%. • Added validation checks that reduced recurring data inconsistencies, improving feature segmentation accuracy by 14% and downstream model prediction accuracy by 18%. • Built Power BI dashboards for risk registers, incident reporting, workforce diversity and operational KPIs, giving senior leadership a single view of performance and compliance. • Ran requirements workshops with operational teams and turned their business rules into automated reports using Power Query, Excel and Python, reducing manual reporting work by 30%.
Data Analyst / Security management Officer
Oct 2023 - Dec 2024 • 1 yr 2 mos
• Delivered monthly Power BI MIS dashboards on operational and compliance data for senior stakeholders, surfacing trends and KPI shifts that informed improvements to security protocols. • Carried out process mapping, gap analysis and statistical analysis of incident data, helping reduce compliance reporting gaps and streamline operational workflows.