As Babylist's Senior Machine Learning Engineer, you'll be the founding expert driving the next era of our machine learning and personalization efforts. This high-impact position is designed for a hands-on engineer-someone who builds, iterates, and productionalizes ML solutions that directly improve user experience and business outcomes. You'll lead technical development within a focused product pod (Product Manager, Software Engineer, occasional Designer), architecting the models behind our homepage feed, "add next" experience, and more. Reporting to our Senior Director, BI & Data Engineering, you'll help define how advanced recommendations and AI power our platform.