Natural language processing expert (m/f/d)
Responsibilities
- Review and optimize a transformer architecture and training pipeline
- Implement and experiment with advanced techniques to improve performance on fields with severe class imbalance
- Conduct in-depth error analysis to identify patterns in misclassifications and propose data-driven improvements
- Refine and validate the data processing, label mapping, and stratified data splitting procedures to ensure maximum reliability
- Collaborate with our software architect to integrate the final, optimized model into a production-ready API for inference
- Document the final model architecture, training procedures, performance benchmarks, and best practices for future development
Profile
- Educational background: advanced degree in AI/NLP or related field
- Hands-on experience fine-tuning Transformer models
- Demonstrable experience with multi-task and multi-label classification problems, expertise in handling severe class imbalance in text data
- Proficiency in deploying machine learning models as REST APIs
- Strong proficiency in PyTorch, including creating custom model architectures (e.g., multi-head classifiers) and custom loss functions
- Strong software engineering fundamentals and the ability to write clean, modular, and well-documented Python code, experience with Docker
Benefits
- Internal career opportunities
- Wolrd-renowned pharmaceutical company
- International and diverse environment
About Hays
IT is and always has been our core business that laid the foundation for Hays' success. We are the biggest privately owned IT recruitment agency in Germany and offer the best jobs for every career level – whether you are interested in vacancies in agile SMEs or international DAX groups. Hays masters the entire IT job spectrum, from support to software architecture or digitalisation – thanks to our broad portfolio, we have something for everyone. In the last decades, we were able to support numerous IT experts with choosing the right path for a successful career, positioning ourselves as their lifelong partner. Our highly specialised consultants can cater to your every wish and expectation and will prepare you for interviews and contract negotiations. Give it a try and learn what the market has to offer – our services are free of charge, non-binding and discreet! We look forward to hearing from you.
Staffing process for freelance specialists
- Analysis of qualifications
- Telephone or personal interview
- Contact with customers
- Contract with Hays
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1. Analysis of qualifications
We carry out a detailed analysis of your technical qualifications on the basis of your CV, your application documents and your profile.
Contact at Hays
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