Applied Scientist - Personalization and Recommendation
ONEUnited States
Posted January 14, 2026
Full Time
About the Company
ONE is a financial technology company focused on helping individuals achieve financial progress through simple solutions for saving, spending, and growing money. Backed by Walmart and Ribbit Capital, ONE offers innovative fintech services alongside banking products from Coastal Community Bank or Lead Bank, Members FDIC. The company values hungry, humble, and honest team members who can collaborate with proven leaders to challenge the status quo in the industry.
Job Description
OnePay is an all-in-one financial platform driven by a simple mission: better money makes life better. We're looking for an Applied Scientist to design and deploy machine learning, deep learning, and LLM models to shape our customer experience, drive business growth, and improve operational efficiency.
Requirements
- Hands-on expertise with 2 years of experience building and productionizing ML/AI models that deliver measurable business impact.
- Experience building and productionizing LLM-powered applications, agentic systems, and traditional ML (ranking, recommendations, personalization).
- Strong technical background with a degree in Computer Science, Data Science, Applied Mathematics, or a related field.
- Fluency in collaborating with Product, Engineering, and Analytics teams to bring AI solutions from ideation to deployment.
- Drive and proactivity – everyone here is a builder and executor.
Benefits
- Competitive base salary
- Stock options
- Health benefits
- 401(k) plan with company match
- Flexible time off (FTO)
- Opportunities for growth