Staefa, Switzerland

Intern - Data / Data Science (m/f/d)

Stäfa, Switzerland | 6 months | R&D

We are looking for a Data / Data Science Intern to support our innovation platform by cleaning, preparing, analysing, and visualising complex datasets from research studies.

This role is hands-on and close to real-world data: you will work with JSON-based datasets, transform them into meaningful formats, and build dashboards or visual tools that help researchers extract insights and make evidence-based decisions.

What you’ll do:

• Clean, structure, and prepare large-scale study data (e.g. JSON → CSV)
• Identify and resolve data inconsistencies, gaps, and quality issues
• Analyse datasets from hearing aids, questionnaires, and environmental sources
• Build dashboards and visualisations to support researchers
• Support data exploration, pattern detection, and anomaly identification
• Collaborate with developers and researchers to improve data usability

What we’re looking for:

• Student or graduate in Data Science, Engineering, CS, or similar
• Understanding of data cleaning and basic data science principles
• Experience with R or Python
• Interest in data analysis and visualisation
• Curious mindset and eagerness to learn
• English (working level)

Why Sonova:

As one of the world’s leading hearing care providers headquartered in Switzerland, we’re committed to building an inclusive culture. We want to create an environment where you can balance a successful career with your commitments and interests outside of work, through our flexible hybrid working model.

We offer a wide range of training opportunities for both your professional and personal development, and there are exceptional growth opportunities with individual development plans.

• A hands-on internship in a global medtech innovation environment
• Real responsibility and ownership of meaningful data challenges
• Insights into medical data, AI-driven platforms, and R&D processes #LI-NB1