ML Applied Scientist, Apple Services Engineering AI/ML

What you'll do

• Tackle complex research challenges by inventing novel AI/ML solutions from ideation to production.
• Design and fine-tune Large Language Models (LLMs) for user-facing features.
• Develop high-performance components in large-scale distributed systems using C++ or Go.
• Own end-to-end deployment of features, code, data, and models in production.
• Conduct rigorous A/B tests to measure the impact of new features on user experience.
• Perform data analysis with big data technologies to improve content discovery globally.

What we're looking for

• 2+ years professional AI/ML experience
• Proficiency in Python and ML frameworks like PyTorch or TensorFlow
• Industry experience in Generative AI, Agentic AI systems, NLP, Search Relevance/Ranking
• Solid understanding of modern ML concepts including Transformers, LLMs, model evaluation techniques
• Experience with large-scale data pipelines and big data technologies
• Expertise in building low-latency model serving systems using Go (Golang)