Note The job is a remote job and is open to candidates in USA. Attentive is the AI marketing platform for 11 personalization redefining the way brands and people connect. As a Senior Machine Learning Engineer, you will play a critical role in building, scaling, and operating production-grade ML systems that drive real-time personalization across the Attentive platform. Responsibilities You have a proven track record of building systems that maintain a high bar of quality You deeply loathe regressions and take proactive steps to protect against them through a variety of testing techniques You are a collaborator, technical leader, and a great communicator You are constantly improving the quality of the project you are working on, both via direct contributions as well as long-term advocacy for larger-scale changes You are enthusiastic about the high impact, fast-paced work environment of an late-stage startup Skills 10+ years experience is ideal You have worked professionally building systems for 6+ years with experience on a single system long enough to see the consequences of your decisions Experience with TensorFlow/Pytorch, xgboost, pandas, matplotlib, SQL, Spark or similar tools You have proficiency or experience with Python You have extensive experience using machine learning and data analysis, or similar, to build scalable systems and data-driven products, working with cross-functional teams You have a proven track record of building scalable, efficient, automated processes for large-scale data analyses, model development, model validation, and model implementation from modern research You have led cross-functional machine learning projects across teams You have a proven track record of building systems that maintain a high bar of quality You deeply loathe regressions and take proactive steps to protect against them through a variety of testing techniques You are a collaborator, technical leader, and a great communicator You are constantly improving the quality of the project you are working on, both via direct contributions as well as long-term advocacy for larger-scale changes You are enthusiastic about the high impact, fast-paced work environment of an late-stage startup Benefits Equity Benefits Company Overview Attentive is a personalized mobile messaging platform that facilitates businesses with AI powered SMS and e-mail marketing solutions. It was founded in 2016, and is headquartered in Hoboken, New Jersey, USA, with a workforce of 1001-5000 employees. Its website is https//attentive.com. Company H1B Sponsorship Attentive has a track record of offering H1B sponsorships, with 18 in 2026, 32 in 2025, 21 in 2024, 9 in 2023, 8 in 2022, 8 in 2021, 5 in 2020. Please note that this does not guarantee sponsorship for this specific role.