Senior Applied Scientist - Personalization & AI

OnePay Global LLC; Northern (KY); Hybrid; USD 140,000 - 200,000; Full time

Benefits offered by this job

Stock options

Health benefits from Day 1

401(k) plan with company match

Remote-friendly (US)

Flexible time off

Growth opportunities

Job summary

OnePay Global LLC in the United States is seeking an Applied Scientist to lead AI and ML innovation. You will design and deploy ML/DL and LLM models to shape customer experiences, drive growth, and improve operations, partnering with product, engineering, and analytics teams.

You will build personalization and search/retrieval capabilities across our fintech platform, collaborate across functions, and advance production-ready AI solutions with initiative and a strong technical background in

Qualifications

• 7+ years of experience building and productionizing ML/AI models with measurable impact.
• Experience building and productionizing LLM-powered applications, agentic systems, and traditional ML (ranking, recommendations, personalization).
• A 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 – builders who execute.

Responsibilities

• Design and deploy machine learning, deep learning, and LLM models that will shape our customer experience, drive business growth, and improve operational efficiency while collaborating closely with product, engineering, and analytics teams.
• Develop personalization and recommendation systems that deliver dynamic, user-centric experiences across our product offerings.
• Design and optimize search and retrieval systems to improve discoverability, relevance, and user satisfaction.

Skills

ML/AI production

LLM-powered apps

Cross-functional collaboration

CS/DS/Applied Math degree

Initiative and drive

Education

CS/DS/Applied Math degree

Job description

OnePay Global LLC in the United States is seeking an Applied Scientist to lead AI and ML innovation. You will design and deploy ML/DL and LLM models to shape customer experiences, drive growth, and improve operations, partnering with product, engineering, and analytics teams.

You will build personalization and search/retrieval capabilities across our fintech platform, collaborate across functions, and advance production-ready AI solutions with initiative and a strong technical background in