At Ultralytics, we commit to relentless innovation in the AI space and seek team members who resonate with our ambition to produce the world's best YOLO AI models. As the creators of the world's leading open-source YOLO models and the popular Ultralytics GitHub repository, we empower millions of developers, researchers, and companies worldwide to build state-of-the-art computer vision applications. Following our $30M Series A round, we're expanding rapidly across our general hubs in London, Madrid, and Shenzhen. This is an opportunity to join a fast-scaling, high-performance team that's redefining the future of vision AI — where ambition meets impact, and ideas become reality. As an R&D; Engineer focused on neural network architectures for YOLO , you'll design and develop the neural network architectures at the core of how YOLO is built. You bring deep architectural intuition, strong PyTorch skills, and the drive to build original models that advance the state of the art. Research, design, and build novel neural network architectures for next-generation YOLO models.



Build training recipes and evaluation pipelines for detection, segmentation, pose, and new vision tasks. Expert-level Python and deep proficiency in PyTorch , including custom layers, modules, and training loops. ~ Experience with distributed training, mixed precision, CUDA profiling, or model deployment constraints. Familiarity with the Ultralytics Python package, documentation, or community forum. Cultural fit Global collaboration: Work with passionate builders across our global team. Flexible

working hours
Generous time off: 24 vacation days, your birthday off, plus local holidays. Work on cutting-edge AI projects that power millions of devices. Gear: Brand-new Apple MacBook Air/Pro, Apple Studio Display, and AirPods Pro 3. Learning & development: Dedicated budget for personal and professional growth. This is a remote role. Comprehensive guide to our company's mission, vision, values, and operational practices.

📌 Technisch Productontwikkelaar (Madrid)
🏢 Ultralytics
📍 Madrid