
Ismail Wahba
Fähigkeiten und Kenntnisse
Werdegang
Berufserfahrung von Ismail Wahba
- 1 Jahr und 8 Monate, Dez. 2019 - Juli 2021
Data Scientist
VNR Verlag für die Deutsche Wirtschaft AG
• Developed a python library for exploratory data analysis and machine learning models evaluation, reducing 25% of the development time. • Created APIs for enriching the customer data platform daily with 50M records from diverse sources using SFTP, HTTP, Facebook and Google APIs. • Lead communication with online-marketing team to optimize site search traffic for 26 domains with 45M clicks monthly. • Used AWS Sagemaker XGBoost machine learning model for predicting churn rate based on previous events.
Developed a framework to ensure Data Lineage and compliance with business rules across various Data Warehouse layers saving 25% of daily manual work. • Developed a Quality Framework for Data Profiling and eliminating Data Modeling inconsistencies which reduced process time by 95%. • Created scripts for automatically reflecting changes in the EDW Physical Model to production environment that led to 80% increase in process speed. • Lead the meta-data management initiative of the new Enterprise Data Warehouse.
• Designed, developed and tested ETL pipelines for Banking and Teleco clients from source systems to the Data Warehouse which ingested 100+ million transactions. • Developed a meta-data framework for tagging and tracking 1000+ ETL processes which acquired statistics for completeness checks and future optimization. • Coded SQL scripts to apply business rules and populate the Data warehouse reporting layer. • Developed ETL processes to meet service level agreements for data timeliness and frequency.
- 3 Jahre und 7 Monate, Aug. 2010 - Feb. 2014
Business Intelligence Development Professional
OMS
Developed SSIS ETL packages to gather and transform data from source systems and load it into implemented Data Warehouse. • Built Multidimensional and Tabular Model SSAS OLAP cubes for data analysis and insights discovering. • Developed Ad-hoc reports, Dashboards and Scorecards using SSRS based on the defined Business Objectives and KPIs.
Ausbildung von Ismail Wahba
- 4 Jahre und 10 Monate, Okt. 2016 - Juli 2021
Data and Knowledge Engineering
Otto-von-Guericke-Universität Magdeburg
- 3 Jahre und 11 Monate, Sep. 2006 - Juli 2010
Business informatics
The German University in Cairo
Sprachen
Englisch
Fließend
Deutsch
Grundlagen
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