Janus Hägele Email & Phone Number

Baden-Württemberg, Germany

Vaihingen, Germany

• Automated data quality checks and logging for multiple data sources with Databricks workflows providing early warning signals for data corruption and efficient change tracking, which reduced incidents by 80%.• Designed and implemented a secure and automated deletion concept for customer information in compliance with GDPR regulations, successfully preventing any data breaches and data protection violations.• Explored recommender models to improve prediction tasks through deep learning approaches.• Performed multiple, partially automated exploratory analyses to derive comprehensive insights, guiding the creation and selection of multiple new use cases with a revenue of approx. 150m € p.a..• Development of a binary classification model with event-based data and comparison with a Light-GBM model, which improved electric vehicle sales conversion by 200%.

• Developed and implemented an advanced aspect-based labeling concept using natural language processing techniques, resulting in a 40% increase in accuracy of problem identification in user-generated content.• Implemented a BERT-based deep learning model, achieving 87% prediction accuracy and reducing product analysis time by 80%.• Created customized metrics to assess the performance of different models, leading to a 15% reduction in errors and improved decision-making capabilities.

• Developed and executed data mining strategies using web scrapers with Scrapy, resulting in a 30% increase in data collection efficiency.• Implemented data cleaning and standardization techniques, reducing data errors by 75% and improving the accuracy and reliability of the machine learning models.• Conducted comprehensive exploratory analysis to determine project prerequisites, resulting in the identification of key factors that led to a 20% reduction in project timeline.• Executed multiple proof-of-concept projects in the NLP field, leveraging machine learning techniques to analyze customer sentiment and improve brand perception.

Plochingen, Baden-Württemberg, Germany

Bachelor Of Science - B.Sc., Computer Science

Focus on Data Science and AI Bachelor Thesis: Creation of an Aspect-based Labeling concept and its implementation with a Bert Deep.

Abitur, Computer Science

Fundamentals of Computer Science