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Staff Applied Scientist, Personalization

OnePayUnited States (Remote)Data
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Salary
$180K - $250K USD
Job type
Full-time
Work mode
Remote
Posted
2 Sept 2026
Status
Open · checked 7d ago

About this role

Role Overview

The Staff Applied Scientist, Personalization role at OnePay is a remote, full-time position focused on building advanced machine learning, deep learning, and LLM models to enhance user experiences and drive business growth. This opportunity is ideal for experienced data professionals with a strong background in productionizing artificial intelligence systems within a fast-paced fintech environment.

Key Responsibilities

Design and deploy machine learning, deep learning, and LLM models to improve operational efficiency and shape customer experiences.
Develop recommendation and personalization systems that deliver dynamic, user-centric interactions across the platform.
Design and optimize search and retrieval systems to maximize discoverability, relevance, and overall satisfaction.
Collaborate closely with analytics, product, and engineering teams to bring artificial intelligence solutions from initial concept to full deployment.

Requirements

Bring seven or more years of experience building and productionizing machine learning and artificial intelligence models that achieve measurable business impact.
Possess practical expertise in creating LLM-powered applications, agentic systems, and traditional machine learning methods such as ranking, personalization, and recommendations.
Hold a technical degree in Applied Mathematics, Computer Science, Data Science, or a related field.
Demonstrate fluency in cross-functional collaboration with product, engineering, and analytics partners.
Exhibit high drive, proactivity, and execution abilities.

Skills and Tools

Large Language Models (LLM)
Machine Learning and Deep Learning
Recommendation and Personalization Systems
Search and Retrieval Optimization
Ranking Algorithms
Cross-functional Collaboration

Salary and Benefits

Competitive base salary ranging from $180,000 to $250,000 per year in USD
Stock options and health benefits starting on Day 1
401(k) plan featuring a company match
Remote-friendly work environment across the United States with flexible time off and career growth opportunities

About the Company

OnePay is a consumer fintech platform that integrates banking, high-yield savings, credit cards, investing, point-of-sale lending, and cryptocurrency into a single solution. The company also partners with gig platforms, HCM providers, and employers to deliver embedded financial services to frontline workers and employees. Backed by Ribbit Capital and Walmart, OnePay combines massive distribution and scale with a mission to fix a broken financial system characterized by high fees and low rates.

How to Apply

Interested candidates should visit the official OnePay careers page to submit an application for this remote position.

Skills and tech stack

Questions candidates ask

What is the salary range for the Staff Applied Scientist, Personalization position?

The annual base salary ranges from $180,000 to $250,000 USD.

Is this position remote?

Yes, this role is remote-friendly for applicants located in the United States.

How many years of experience are required?

Candidates must have 7+ years of experience building and productionizing ML and AI models that deliver measurable business impact.

What specific technical expertise is needed?

Applicants need experience with LLM-powered applications, agentic systems, traditional machine learning, ranking, recommendations, and personalization.

What benefits are offered with this role?

Benefits include stock options, health benefits from Day 1, a 401(k) plan with company match, flexible time off, and remote work flexibility.

Ready to apply?

The application is on the official OnePay careers page.

Apply on company site