About the Role
We are developing and implementing AI-powered solutions to simplify doctors' daily work, improve patient care, and make healthcare systems more efficient. Join us if you are curious, detail-oriented, and want to learn how applied machine learning works in real products. We are looking for a working student/intern to support our Machine Learning team in Automatic Speech Recognition (ASR) for dental and medical applications. This is a hands-on role with a strong focus on data annotation, data quality, and understanding how ASR systems are evaluated and improved in production environments.
Responsibilities
- Record, annotate, and review speech and transcription data for medical and dental use cases.
- Correct transcripts, mark domain-specific terminology, and ensure high accuracy.
- Perform structured quality checks on annotated datasets.
- Assist in evaluating ASR models and their results.
- Learn how ASR and ML systems are validated, measured, and improved in real projects.
- Support the automation of recurring annotation and validation tasks.
- Collaborate closely with a production-oriented Machine Learning team.
- Directly contribute to the improvement of an active healthcare product.
Requirements
- Enrolled Master's student in Computer Science, Engineering, Linguistics, or a related field.
- Fluent German (spoken and written).
- High accuracy and diligence in handling data.
- Proficient in handling structured datasets.
- Knowledge of Python.
- Familiarity with Machine Learning or Deep Learning concepts.
Skills
- Python
- Machine Learning
- Deep Learning
- Data Annotation
- Automatic Speech Recognition (ASR)
- Data Quality
- Data Collection
- Data Review
- Transcription
- Quality Control
- Model Evaluation
- Automation
Location
- Luxembourg
- Berlin
- Hybrid
Work Type
- Working Student
- Internship
- Flexible Hours
- Part-time
- Full-time (for internships)
Experience Level
- Student
- Entry Level
Education Level
- Master's Degree
Salary/Compensations
- Fair compensation for working students / paid internship
Benefits
- Practical experience with ASR and Machine Learning systems.
- Collaborative team environment that values curiosity, learning, and pragmatic problem-solving.
- Flexible work arrangements.
- Close collaboration with experienced Machine Learning engineers.
- Opportunity to work on products that directly shape the future of healthcare.
About the Company
- At Sonia, we build more than just a product – we build a team that supports doctors through AI.
- We aim to shape the healthcare of tomorrow by seeking individuals who want to design, question, and create new things together – without forgetting to have fun.
- We believe teams are strongest when diverse perspectives meet and work towards a common goal.
Equal Opportunity
- We welcome everyone – regardless of origin, gender, age, religion, disability, or sexual identity.
- We look forward to people with very different backgrounds who want to bring their perspective to our mission.
