Dennis Witjes

Dennis Witjes has a diverse work experience in the field of data science and analytics. Dennis currently works as a Senior Data Scientist at Valcon, where they are involved in an Azure digital transformation project for a large financial company, focusing on implementing MLOPS principles and platform. Prior to that, Dennis worked at Cognizant as a Data Scientist in the Artificial Intelligence & Analytics department. In this role, they undertook various projects related to data science and analytics, including analyzing customer lifetime value, developing ML models for campaign open rate prediction, and deploying model APIs with MLOPS culture. Earlier in their career, Dennis worked as an Azure Developer at Johan Cruijff ArenA and as a Business Intelligence Developer at Topicus, where they gained experience in ETL pipelines, data transformation, and reporting dashboards.

Dennis Witjes completed their education history as follows:

1. From 2019 to 2021, they pursued a Master's degree in Data Science and Society from Tilburg University.

2. Prior to that, from 2015 to 2019, they obtained a Bachelor's degree in IT & Business from Saxion University of Applied Sciences.

Furthermore, they have also acquired the following additional certifications:

1. In August 2022, they became a Databricks Certified Machine Learning Professional from Databricks.

2. In March 2022, they achieved the certification of Databricks Certified Associate Developer for Apache Spark 3.0 from Databricks.

3. In February 2022, they attained the certification of Databricks Lakehouse Platform Essentials from Databricks.

4. In January 2022, they became a Dataiku Core Designer from Dataiku.

5. In August 2021, they obtained the Microsoft Certified: Azure Data Scientist Associate certification from Microsoft.

6. In March 2021, they achieved the Microsoft Certified: Azure Data Fundamentals certification from Microsoft.

7. In February 2021, they attained the Microsoft Certified: Azure AI Fundamentals certification from Microsoft.

8. In February 2021, they obtained the Microsoft Certified: Azure Fundamentals certification from Microsoft.

9. In 2018, they completed the Tableau Experienced certification from Infotopics.