Ultralytics LLM Engineer at Ultralytics

Ultralytics seeks an LLM Engineer to advance large language model capabilities. This is a full-time, permanent role based in Madrid with Remote EURO timezone option. Ultralytics serves over 100,000 organizations worldwide using YOLO technology. Posted: January 3, 2025 (still active) Key Responsibilities: - Researching, fine-tuning, and deploying state-of-the-art LLMs - Developing APIs and tools to enable seamless integration of LLM functionalities - Optimizing model performance for scalability and efficiency - Building internal tools leveraging LLM capabilities - Designing and deploying Retrieval-Augmented Generation (RAG) applications - Enhancing query enrichment and reranking systems - Ensuring compliance with SOC 2 and ISO standards - Community engagement and technical documentation Required Qualifications: - 5+ years of experience with Python and AI/ML frameworks - Extensive experience working with LLMs and transformer architectures - Strong NLP fundamentals: tokenization, embeddings, fine-tuning - Production-level LLM deployment experience - Expertise with APIs from Anthropic, OpenAI, Voyage, DeepSeek, and Gemini - RAG application design and implementation - Strong debugging and optimization skills - Docker and cloud deployment (AWS, GCP, or Azure) Compensation & Benefits: - Competitive salary (experience and location-dependent) - 24 days paid vacation, your birthday off, plus local holidays - Home setup allowance: $550 - MacBook Air provided - Flexible hybrid/remote work Candidates must be eligible to work as an independent contractor in their home country. No visa sponsorship.