Maarten V.
Business Intelligence-utvikler
Marten er en Business Intelligence-utvikler som jobber med å hjelpe organisasjoner med å utnytte det fulle potensialet i dataene sine for å ta informerte beslutninger.
Hans oppgave er å overgå sluttbrukernes forventninger ved å levere raske, pålitelige og innsiktsfulle rapporteringsløsninger. Han er kjent for sin proaktive tilnærming, resultatorienterte tankegang og forpliktelse til å gjøre det beste, og han tilfører konsekvent verdi til teamene han samarbeider med.
Hans ekspertise spenner over Power BI, SQL (T-SQL), SSAS, Azure Data Factory og DAX, noe som gjør ham i stand til å utvikle skreddersydde BI-løsninger som gir forretningsmessig suksess.
En av Martens mest bemerkelsesverdige prestasjoner er leveransen av en løsning for finansiell rapportering til toppledelsen i dagligvarekonsernet Tony's Chocolonely, som gir ledere innsikt i sanntid for å støtte strategiske beslutninger.
Hovedekspertise
- SQL 5 år
- Microsoft Power BI 6 år
- Microsoft Fabric 5 år
Andre kunnskaper
- REST API 2 år
- Azure Data Factory 2 år
- Microsoft Dynamics 365 1 år
Utvalgt opplevelse
Arbeidserfaring
Business Intelligence Developer
St. Antonius Ziekenhuis (Hospital) - 1 year 2 months
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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 months
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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 months
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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 months
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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 year 2 months
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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 year 5 months
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 months
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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 months
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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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Utdannelse
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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