Senior Machine Learning engineer

FK - Growth from Knowledge.

For over 89 years, we have earned the trust of our clients around the world by solving critical questions in their decision-making process. We fuel their growth by providing a complete understanding of their consumers’ buying behavior, and the dynamics impacting their markets, brands and media trends.

In 2023, GfK combined with NIQ, bringing together two industry leaders with unparalleled global reach. With a holistic retail read and the most comprehensive consumer insights - delivered with advanced analytics through state-of-the-art platforms - GfK drives “Growth from Knowledge”.

Gfk is seeking a Machine Learning Engineer with hands-on Python experience and proven analytical and problem solving skills. You will be involved with various data engineering aspects - data collection, cleaning, and preprocessing, to training models and deploying them to production. The ideal candidate will possess strong technical and interpersonal skills, along with certain ML skills. In addition, the candidate will collaborate across multi-functional teams to achieve product milestones as agreed with stakeholders.

Position Description

• Understanding business objectives and developing models that help to achieve them, along with metrics to track their progress.
• Analyzing the ML algorithms that could be used to solve a given problem and ranking them by their success probability
• Exploring and visualizing data to gain an understanding of it, then identifying differences in data distribution that could affect performance when deploying the model in the real world
• Verifying data quality and ensuring it via data cleaning
• Defining validation strategies
• Defining the preprocessing or feature engineering to be done on a given dataset
• Defining data augmentation pipelines
• Finding available datasets that could be used for training
• Training models and tuning their hyperparameters
• Analyzing the errors of the model and designing strategies to overcome them
• Deploying models to production
• Work independently and collaboratively on a multi-disciplined project team in an Agile development environment.
• Be actively involved in the design, development and testing activities for Big data product.
• Provide feedback to development teams on code/architecture optimization.

Required Skills and Experience

• Hands-on experience developing Python ,PySpark.
• Experience with Spark is preferred.
• Possess a strong foundation in statistics and utilize statistical methods to analyze data and derive meaningful insights
• Familiarity with Azure Databricks or similar.
• Proficiency with a deep learning frameworks such as TensorFlow or PyTorch or Keras
• Proficiency with Python and basic libraries for machine learning such as scikit-learn and pandas
• Expertise in visualizing and manipulating big datasets
• Ability to select hardware to run an ML model with the required latency
• Familiarity with Azure services.
• Proven experience with CI/CD.
• Proven experience with version control ( Github, Bitbucket).
• Familiarity with Linux OS/concepts
• Strong written and verbal communication skills.
• Self-motivated and ability to work well in a team.

Education
Bachelor of Science degree from an accredited university