Maarten V.
Business Intelligence Developer
Marten är en Business Intelligence Developer som är dedikerad till att hjälpa organisationer att frigöra den fulla potentialen i sina data för informerat beslutsfattande.
Hans uppdrag är att överträffa slutanvändarnas förväntningar genom att leverera snabba, tillförlitliga och insiktsfulla rapporteringslösningar. Han är känd för sin proaktiva inställning, sitt resultatdrivna tankesätt och sitt engagemang för excellens och tillför konsekvent värde till de team han samarbetar med.
Hans expertis spänner över Power BI, SQL (T-SQL), SSAS, Azure Data Factory och DAX, vilket gör det möjligt för honom att utveckla skräddarsydda BI-lösningar som driver affärsframgång.
En av Martens mest anmärkningsvärda prestationer är att leverera en finansiell rapporteringslösning för C-suite för FMCG-uppskalningsföretaget Tony's Chocolonely, vilket ger cheferna insikter i realtid för att stödja strategiskt beslutsfattande.
Huvudsaklig expertis
- SQL 5 år
- Microsoft Power BI 6 år
- Microsoft Fabric 5 år
Andra kompetenser
- REST API 2 år
- Azure Data Factory 2 år
- Microsoft Dynamics 365 1 år
Utvald erfarenhet
Anställningar
Business Intelligence Developer
St. Antonius Ziekenhuis (Hospital) - 1 år 2 månader
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Collaborates as a member of a scrum team to deliver BI products that support medical professionals in enhancing the quality of their services;
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Converts functional requirements into SQL scripts within the Data Warehouse (DWH);
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Maintains over 25 SSAS tabular models to ensure data integrity and performance;
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Optimizes Power BI reports for usability and efficiency. Acts as a DevOps release manager, overseeing daily build, release, and refresh processes.
Teknologier:
- Teknologier:
SQL
Microsoft Power BI
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Business Analyst
Tony's Chocolonely - 10 månader
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Identifies and addresses technical debt within the organization’s golden analysis services cube;
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Develop new BI products, including A Financial Report that integrates Excel-based master data with general ledger numbers from the ERP;
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A Market Tracker to benchmark the organization's sales performance against key competitors;
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Supports the BI team in adopting best practices for agile and DevOps, including Utilizing backlogs and conducting sprints;
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Implementing a robust release process with pull requests and formalized user acceptance testing.
Teknologier:
- Teknologier:
SQL
Microsoft Power BI
Microsoft Dynamics 365
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Businesse Intelligence Developer
Performation - 9 månader
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Develops and maintains a Covid-19-related data platform for Dutch regional health services;
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Fulfills reporting needs for clients and external stakeholders, including labs and the Ministry;
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Creates and manages over 50 Power BI reports with live connections to on-premises SSAS cubes;
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Ensures data consistency and accuracy by feeding SSAS cubes with data from SQL databases using stored procedures;
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Implements and manages business logic primarily written in SQL to support data-driven insights and reporting.
Teknologier:
- Teknologier:
SQL
Microsoft Power BI
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Business Intelligence Developer
NN Investment Partners - 3 månader
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Worked on standardizing reports within the department by establishing Power BI as the default visualization tool;
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Built a golden Power BI dataset to serve as a central resource for creating dashboards and paginated reports for both internal and external stakeholders;
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Developed a proof of concept dashboard based on the golden dataset to demonstrate its effectiveness to external stakeholders.
Teknologier:
- Teknologier:
SQL
Microsoft Power BI
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Microsoft Power BI Developer
NS - 1 år 2 månader
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Developed a central Power BI report for IT analytics and KPIs, tailored to the needs of IT developer teams;
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Extracted data from five key sources: ServiceNow, Mendix, GRC Control, Jira, and Azure DevOps, using Power BI Data Flows (Power Query) and REST API calls for complex queries;
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Combined source data with mapping files in a tabular model and implemented DAX calculations for KPIs;
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Designed and visualized a 20-page Power BI report, ensuring clarity and ease of navigation;
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Built a proof-of-concept Azure solution for granular data ingestion, leveraging: Azure Data Factory Pipelines: For incremental data ingestion. Stored Procedures: For data transformation. Azure SQL: For storing and querying the processed data.
Teknologier:
- Teknologier:
Microsoft Power BI
REST API
Azure Data Factory
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Microsoft Power BI Consultant
The HEINEKEN Company - 1 år 5 månader
Global Media Hub
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Developed a centralized, enterprise-level platform for decentralized data and analytics from Facebook, Google, and finance departments;
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Extracted and validated raw data from SAP HANA views using Power BI dataflow;
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Collected business requirements from stakeholders to design and implement the necessary mapping and DAX logic for a harmonized tabular Power BI model;
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Enforced data security by implementing row-level security in the Power BI model;
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Created 9 Power BI reports for both internal and external stakeholders, serving 840 users across 65 countries.
Customer Data Platform Italy
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Collaborated with Heineken Italy’s marketing team to gain insights into digital customers and identify reporting needs;
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Partnered with a data engineer to convert raw JSON data into structured tables using Azure Data Factory and Databricks;
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Designed Power BI reports that utilized structured data stored in Azure SQL databases.
Covid-19 Supply Chain & Procurement
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Collaborated with an agile team to provide senior management with real-time insights into operational risks during the COVID-19 pandemic;
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Built a Microsoft Power App to standardize risk reporting and updating by international HQ and local officers;
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Combined risk data from the Power App with historical supply chain data in Azure SQL, creating a comprehensive dataset for analysis in Power BI;
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Delivered the first report within one month, followed by iterative expansions that incorporated financial risk, inventory, and logistics data;
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Supported over 300 users in mitigating COVID-19-related bottlenecks within their operations.
Treasury Dashboards
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Eliminated manual effort and inefficiencies in Excel reporting for the Treasury team;
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Translated business logic and calculations into four fully automated Power BI reports;
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Used Power Query to ingest flat files and applied DAX for calculations and data modeling.
Teknologier:
- Teknologier:
SQL
Microsoft Power BI
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BI Consultant
SPAR INTERNATIONAL | Hired via IT-consultancy firm Macaw - 2 månader
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Delivered a set of pre-defined Profit & Loss (P&L), Sales, and Inventory reports in Power BI as requested by the customer;
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Connected to an on-prem SQL server using a Power BI gateway to extract ERP data required for the reports;
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Ensured timely delivery by bringing the reports to production within two months;
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Designed reports to meet the needs of both senior management and staff across commerce, purchasing, and finance departments.
Teknologier:
- Teknologier:
SQL
Microsoft Power BI
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BI Project Lead
INVENTUM - 2 månader
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Designed and developed a dashboard using JasperSoft Studio to address the logistical and financial analytics needs of a boiler factory;
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Integrated ERP data from an on-prem SQL database to create a comprehensive and actionable analytics platform;
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Ensured the dashboard provided clear insights tailored to the factory's operational and financial decision-making processes.
Teknologier:
- Teknologier:
SQL
Microsoft Power BI
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Utbildning
MSc.Development Management
The London School of Economics and Political Science (LSE) · 2007 - 2008
BSc.Social Science
University College Utrecht · 2002 - 2005
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