[Remote] Senior/Staff Applied Machine Learning Scientist

Note: The job is a remote job and is open to candidates in USA. StackAdapt is the leading technology company that empowers marketers to reach, engage, and convert audiences with precision. They are seeking a Senior/Staff Applied Machine Learning Scientist to lead the creation and optimization of advanced machine learning algorithms to enhance advertising effectiveness and ROI.ResponsibilitiesLead the creation and optimization of advanced machine learning algorithms—from developing new methods to refining existing techniques—to enhance advertising effectiveness and ROI using deep ML expertiseOwn the end-to-end development of production-grade ML models: write efficient, scalable code and collaborate with Machine Learning Engineers to deploy and integrate algorithms into live systemsDrive the prototyping and rigorous testing of innovative algorithms and data pipelines using historical data to validate performance and scalability; lead iterative improvements based on data-driven insightsSkills3+ years of industry experienceHave a Masters degree or PhD in Computer Science, Statistics, Operations Research, or a related field, with dual degrees a plusHave the ability to take an ambiguously defined task, and break it down into actionable stepsHave a comprehensive understanding of statistics, optimization and machine learningAre proficient in coding, data structures, and algorithmsEnjoy working in a friendly, collaborative environment with othersBenefitsHighly competitive salaryRetirement/ 401K/ Pension Savings globallyCompetitive Paid time off packages including birthday's off!Access to a comprehensive mental health care programHealth benefits from day one of employmentWork from home reimbursementsOptional global WeWork membership for those who want a change from their home office and hubs in London and TorontoRobust training and onboarding programCoverage and support of personal development initiatives (conferences, courses, books etc)Access to StackAdapt programmatic courses and certifications to support continuous learningAn awesome parental leave programA friendly, welcoming, and supportive cultureOur social and team events!Company OverviewStackAdapt is a multi-channel programmatic advertising platform that helps maximize digital marketing efforts through data-driven solutions. It was founded in 2014, and is headquartered in Toronto, Ontario, CAN, with a workforce of 1001-5000 employees. Its website is https://www.stackadapt.com.Company H1B SponsorshipStackAdapt has a track record of offering H1B sponsorships, with 1 in 2026, 4 in 2025, 2 in 2024, 1 in 2023. Please note that this does not guarantee sponsorship for this specific role.