Catalin C.
Bi/Etl Developer
365 dollar
Freelancer
18 years
Bucharest, ROMANIA
My experience
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Relevance ManagementMarch 2019 - Present
• Qliksense / Qlikview scripting
• PowerBI - M language / DAX• Microstrategy
• Python / .NET programming & scripting
• SSAS Tabular
• PowerApps / MS Flow
• QlikSense .NET SDK
• PowerBI - M language / DAX• Microstrategy
• Python / .NET programming & scripting
• SSAS Tabular
• PowerApps / MS Flow
• QlikSense .NET SDK
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Digital Genesis ConsultDecember 2018 - Present
* Personal project for a non-profit organization.
* Data analysis, data transformation, data integration.
* Applying Data Science methodology.
Tech and tools used: Python, PostgreSQL, MySQL, Power BI, Python data manipulation and visualization packages: pandas, numpy, matplotlib.
Learning paths followed and in progress: Python, Data Science, Data
Warehouse methodologies.
* Data analysis, data transformation, data integration.
* Applying Data Science methodology.
Tech and tools used: Python, PostgreSQL, MySQL, Power BI, Python data manipulation and visualization packages: pandas, numpy, matplotlib.
Learning paths followed and in progress: Python, Data Science, Data
Warehouse methodologies.
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VERMORELMay 2015 - December 2018
* Use of ETL and BI methods to collect and analyze data for unveiling key SCM metrics and KPIs.
* Defining logic flow on internal SCM processes.
* Coordinating production logistics in the manufacturing area.
* Identifying problems in the workflow, cost analysis, improvement suggestions, assisting in key negotiations with suppliers of services and products.
* Synchronizing supply and demand by supervising the MRP / MPS /
Forecasting processes.
Tools and technologies used: Power BI, MicroStrategy, Dynamics NAV, MS
Access, MS SQL Server, T-SQL, VB.NET, VBA, Python,
* Defining logic flow on internal SCM processes.
* Coordinating production logistics in the manufacturing area.
* Identifying problems in the workflow, cost analysis, improvement suggestions, assisting in key negotiations with suppliers of services and products.
* Synchronizing supply and demand by supervising the MRP / MPS /
Forecasting processes.
Tools and technologies used: Power BI, MicroStrategy, Dynamics NAV, MS
Access, MS SQL Server, T-SQL, VB.NET, VBA, Python,
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VERMORELSeptember 2010 - May 2015
* Implementing MS Dynamics NAV ( primary role )
* Main pivot between departments, and Microsoft Partner for Dynamics NAV support and development.
* Defining and acquiring resources for the IT infrastructure.
* Development of MS Dynamics NAV add-ons, VB.NET applications for Production Scheduling and Control.
* ETL from Data Warehouse into OLAP cube for reporting services using SSAS, SSRS.
* Translating business needs into technical requirements.
* Writing technical documentation.
* System analysis for the main IT processes determining the overall effectiveness.
* Interaction with the end users for training.
Technology and tools used: SSAS, SSRS, MS SQL Server, T-SQL, VB.NET, MS Dynamics NAV, Python.
* Main pivot between departments, and Microsoft Partner for Dynamics NAV support and development.
* Defining and acquiring resources for the IT infrastructure.
* Development of MS Dynamics NAV add-ons, VB.NET applications for Production Scheduling and Control.
* ETL from Data Warehouse into OLAP cube for reporting services using SSAS, SSRS.
* Translating business needs into technical requirements.
* Writing technical documentation.
* System analysis for the main IT processes determining the overall effectiveness.
* Interaction with the end users for training.
Technology and tools used: SSAS, SSRS, MS SQL Server, T-SQL, VB.NET, MS Dynamics NAV, Python.
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OTZSeptember 2007 - August 2010
* Implementing the WMS ( Warehouse Management System ).
* The main link between internal business needs and the WMS' development partner.
* Translating business needs into technical requirements.
* Design, implementation, and management of the wireless and wired network.
* IT provisioning: users, servers, internet access.
* System administration: MS Windows Server, Red Hat Linux.
* Writing technical documentation, user training.
* 2nd Level support for business applications.
* The main link between internal business needs and the WMS' development partner.
* Translating business needs into technical requirements.
* Design, implementation, and management of the wireless and wired network.
* IT provisioning: users, servers, internet access.
* System administration: MS Windows Server, Red Hat Linux.
* Writing technical documentation, user training.
* 2nd Level support for business applications.
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FlorestiAugust 2005 - August 2007
Principal Company SA
IT Level 2 Support
Floresti, Prahova
for business applications: Oracle Financial App, ERP.
* Daily support of the production environment, managing and resolving issues and problems encountered with minimum disruption to the internal processes.
* 2nd Level Support for the related network infrastructure.
* SysAdmin MS Windows Server.
* Assisting in IT services negotiations with suppliers.
* Assisting in training end-users.
* IT Hardware provisioning for various user roles.
IT Level 2 Support
Floresti, Prahova
for business applications: Oracle Financial App, ERP.
* Daily support of the production environment, managing and resolving issues and problems encountered with minimum disruption to the internal processes.
* 2nd Level Support for the related network infrastructure.
* SysAdmin MS Windows Server.
* Assisting in IT services negotiations with suppliers.
* Assisting in training end-users.
* IT Hardware provisioning for various user roles.
ADS TRADING LIMITEDOctober 2003 - August 2005
My stack
Languages
SQL, Python
Others
Project Management, Data Science, Data analysis
Business Intelligence
SQL Server Reporting Services, Power BI, ETL, DAX, Business Intelligence, QlikView
Databases
MySQL, Microsoft SQL Server, PostGreSQL
Other
Python Programming, IT Help Desk Support, Level 2 > Level 2 IT, SQL Server Analysis Services, High School Diploma > High School Diploma Mathematics and Computer Science, Visual Basic .NET, IT Project Manager, Microsoft .NET Technology, Data Warehousing, process improvement, Visual Basic for Applications, system analysis, SysAdmin, Business Intelligence Developer, OLAP Cubes, Information Technology, SCM, User Training, LinkedIn, Data Integration, 2nd Line Support, Oracle ERP, daily support, Microsoft Transact-SQL, IT Manager, industry~it, IT Supply Chain Business Analyst, Microsoft Access, English, development partner, BI Developer/ Data Science
Technologies
NumPy, Microsoft Dynamics NAV, Pandas, Oracle Financials
IT Infrastructure
Windows Server, Linux Red Hat, System administration
My education and trainings
Information Technology - "Titu Maiorescu'' University1999 - 2003
Partners
