5+ years of industry experience in machine learning, deep learning, or applied AI Proficiency in Python, PyTorch/TensorFlow, and modern ML toolchains (e.g., Hugging Face, OpenAI API, or custom training frameworks) Experience building data pipelines for model training, evaluation, and continuous improvement Understanding of retrieval-augmented generation (RAG), ranking systems, or multimodal architectures Experience designing and building scalable data and annotation pipelines, as well as evaluation systems for AI model quality Experience mentoring or leading others