Senior AI Engineer

Summary

Join Xayn, a leading AI startup, and become a key member of our AI team. Work alongside a group of AI experts to develop and deploy cutting-edge, privacy-preserving machine learning systems. You will build and optimize NLP applications using transformer models, create workflows for automated decision-making, and optimize models for resource efficiency. The role requires expertise in NLP, generative AI, and open-source models, along with strong Python skills. Xayn offers flexible working hours, 26 days of vacation plus holidays, and the possibility of 100% remote work.

Requirements

• Eligible to work in Germany or within the EU
• English proficiency at C2 level
• Experience in AI development with at least 3 successfully deployed projects
• Expertise in developing and deploying NLP and generative AI models
• Solid experience with open-source models (e.g., LLAMA, Mistral, Cohere)
• Knowledge in building RAG systems
• Strong Python skills and experience with AI pipelines
• Familiarity with data processing, filtering, and augmentation

Responsibilities

• Develop and deploy scalable machine learning systems, focusing on privacy-preserving AI
• Build and optimize NLP applications using transformer models like BERT, GPT, and RAG
• Create workflows using agentic frameworks for automated context-aware decision making
• Optimize models for resource efficiency using techniques like quantization, pruning and distillation
• Using open-source ML frameworks (e.g., TensorFlow, PyTorch)
• Develop AI pipelines, including retrieval-augmented generation systems
• Conduct benchmarking and evaluation of large language models (LLMs)
• Work with vector databases and manage data processing pipelines

Preferred Qualifications

• Fine-tuning of pre-trained LLMs using custom datasets for domain adaptation
• Proficiency in vector database management
• Experience in deploying custom AI solutions with privacy considerations

Benefits

• Flexible working hours: Full-time (32-40h/week)
• 26 days vacation + December 24th & 31st off
• 100% remote work possible (given a German residence), other countries upon request
• Discounts: e.g. Urban Sports Club Membership
• Laptop (Lenovo or Mac), second screen, keyboard etc