Sami
Data Analyst
MalePre-sales technical supportLive in FranceNationality
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Work experience
Data Analyst
Audika (Demant Group)2023.02-Current(3 years)- Built and maintained Power BI dashboards for regional and general directors. - Delivered KPI tracking (revenue per shop, average sales price, conversion rate). - Liaised with Polish BI team for report optimization and Power BI Service management. - Supported internal users with training and custom analytics solutions.Digital Officer
ALIGN JV (Bouygues)2021.09-2023.01(a year)- Created real-time reports for leadership teams using Power BI and Excel. - Led initiatives to transition from static reporting to dynamic data tools. - Developed a central SharePoint dashboard app to unify project reporting systems. - Spearheaded digital innovation assessments and improved project software usage.Data Analyst
ENGIE IT2020.09-2021.09(a year)- Delivered IT service management KPIs to senior leadership using Power BI. - Collaborated with Business Process Owners on change and incident management. - Automated data flows and dashboard updates; implemented features in SharePoint. - Used ServiceNow to log incidents and requests for better understanding of the Power BI reports developed.VBA Developer (Internship)
Orange Business Services2019.06-2019.08(3 months)- Developed advanced Excel VBA macros to automate client invoicing and reporting. - Created technical documentation and user guides for business continuity. Tools & Technical Contributions (Daily Work) - Designed star schema data models in Power BI for sales and operations reporting. - Created relationships between fact and dimension tables for optimized DAX performance. - Applied normalization and denormalization techniques for report-readiness. - Used Power Query (M language) to clean, merge, and reshape datasets. - Applied transformations including column splitting, pivot/unpivot, and calculated columns. - Handled source data from Excel, SQL Server, and ServiceNow exports.
Educational experience
CY Tech, Cergy, France
Computer Science (Major: Business Intelligence)2016.09-2021.06(5 years)
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