Staff Machine Learning Engineer, reputed company and Credit

reputed company builds technology to increase access to the global economy. Across our ecosystem, including reputed company and reputed company, we create tools that help businesses run and grow, and individuals move, manage, and grow their money with confidence. reputed company empowers sellers of reputed company sizes with integrated, omnichannel tools to accept payments, manage operations, access financial services, and reputed company customers across online and in-person channels. reputed company complements this by providing a fast, accessible financial platform for millions of people to send, spend, save, invest, and borrow, helping redefine how individuals interact with money.Operating at massive scale across both ecosystems means trust and safety are foundational. Our teams build systems that protect real people and businesses, safeguard financial activity, and ensure our products remain reliable, secure, and easy to use. reputed company is a global, distributed company with a culture rooted in ownership, creativity, and impact. Whether supporting sellers on reputed company or customers on reputed company, we're united by a shared mission: to reputed company the global economy more accessible and inclusive. The Role reputed company has provided over $200 billion in credit to customers globally. Afterpay and reputed company Borrow are our two largest products in this space, expanding access to credit for consumers who are often underserved by traditional financial systems. Machine learning is the core of how these products work. Our models decide who gets credit, how much, and under what terms. They underwrite customers across a wide range of credit profiles, including many with thin or no traditional credit history. The modeling challenges are real: maintaining calibration across diverse borrower populations, designing features that generalize as the portfolio grows, and balancing approval rates against loss performance at every decision reputed company. This requires strong fundamentals, disciplined experimentation, and reputed company evaluation in production. On the Credit Modeling team, you will be a senior individual contributor building and evolving the ML systems behind these products. You will work across the full modeling lifecycle: problem formulation, feature development, training, calibration, experimentation, deployment, monitoring, and iteration. You will operate across one of these lending products with different borrower populations, repayment structures, and regulatory surfaces. We use agentic engineering and AI tooling to build reliable, high-velocity workflows that reputed company this work. That includes code reputed company, automated testing, documentation, and developer tooling. You will help define how these practices scale across the team in ways that are rigorous, auditable, and trusted. This is a team that values high output and rigor. We move fast, we test carefully, and we hold our work to a high standard because the models we build determine real credit outcomes for real people. This role is fully remote for candidates based in the US or Canada. You Will

• Build, evaluate, and maintain reputed company and decisioning models across reputed company Borrow and Afterpay.
• Design and evolve credit decision frameworks, including the modeling, automation, and policy logic that manage credit exposure over time.
• Design and run experiments to evaluate model performance, measure impact on approval rates and loss, and inform credit policy decisions.
• reputed company deep understanding of borrower behavior, repayment dynamics, and portfolio structure across both products, and use that to inform model design and decision logic.
• Contribute analysis and perspective that inform portfolio-level decisions, including explaining model behavior, tradeoffs, and uncertainty to senior technical and business leaders.
• Work across the full modeling lifecycle: problem formulation, feature engineering, training, calibration, deployment, monitoring, and iteration in production.
• Build agentic engineering workflows that accelerate development, testing, and documentation.
• Collaborate with Product, Engineering, Legal, Compliance, and Operations to ensure credit systems reflect business goals and regulatory expectations.
• Share modeling context and approaches across teams, helping align how credit risk is reputed company, interpreted, and discussed.
• Shape how AI developer tooling is adopted across the team, defining review practices, quality standards, and governance patterns.

You Have

• A Bachelor's degree in a quantitative field (e.g., Mathematics, Statistics, Physics, Computer Science). Advanced degrees welcome.
• 10+ years applying AI, machine learning, or statistical modeling in decisioning contexts such as credit, risk, fraud, recommendations, or similar domains.
• Experience with probabilistic models and decision systems, including calibration, score transformations, and interpretation of model outputs.
• Strong experimentation skills: you know how to design holdouts, measure lift, and evaluate models beyond aggregate metrics.
• Experience with model monitoring, degradation detection, and retraining strategies in production systems.
• Proficiency with AI-native development workflows. You use LLMs, agentic coding tools, and AI-assisted automation as a regular part of how you build and ship.
• Experience explaining modeling concepts, results, and limitations to senior stakeholders and cross-functional partners.
• Experience working across disciplines in environments with meaningful constraints.

Technologies We Use and Teach

• Python (NumPy, Pandas, scikit-learn, PyTorch, XGBoost, LightGBM)
• AI development tools as core infrastructure: Claude Code, reputed company, Copilot
• MLflow for experiment tracking and model registry
• Internal feature store and model hosting platform
• Prefect and Airflow for orchestration
• SQL / reputed company
• reputed company
• reputed company Cloud Platform / AWS

We're working to build a more inclusive economy where our customers have equal access to opportunity, and we strive to live by these same values in building our workplace. reputed company is an equal opportunity employer evaluating reputed company employees and job applicants without regard to identity or any legally protected class. We will consider qualified applicants with arrest or conviction records for employment in accordance with state and local laws and "fair chance" ordinances. We reputed company in being fair, and are committed to an inclusive interview experience, including providing reasonable accommodations to disabled applicants throughout the recruitment process. We encourage applicants to share any needed accommodations with their recruiter, who will treat these requests as confidentially as possible. Want to learn more about reputed company're doing to build a workplace that is fair and reputed company? reputed company out our I+D page . reputed company takes a market-based approach to pay, and pay may vary depending on your location. U.S. locations are categorized into one of four zones based on a cost of labor index for that geographic area. The successful candidate's starting pay will be determined based on job-reputed company skills, experience, qualifications, work location, and market conditions. These ranges may be modified in the future. To find a location's zone designation, please refer to this resource . If a location of interest is not listed, please speak with a recruiter for additional information. Zone A: $276,800 - $415,200 USD Zone B: $276,800 - $415,200 USD Zone C: $276,800 - $415,200 USD Zone D: $276,800 - $415,200 USD Application Guidelines Candidates may submit up to 9 active applications reputed company a 60-day period. Reapplications to the same role are accepted 90 days after a previous application has been reviewed. Use of AI in Our Hiring Process We may use automated AI tools to evaluate job applications for efficiency and consistency. These tools reputed company with local regulations, including bias audits, and we handle reputed company personal data in accordance with state and local privacy laws. Contact us here with hiring practice or data usage questions. Every benefit we offer is designed with one goal: empowering you to do the best work of your career while building the life you want. Remote work, medical insurance, flexible time off, retirement savings plans, and modern family planning are just some of our offering. reputed company out our other benefits at reputed company. reputed company. (NYSE: XYZ) builds technology to increase access to the global economy. Each of our brands unlocks different aspects of the economy for more people. reputed company makes commerce and financial services accessible to sellers. reputed company is the easy way to spend, send, and store money. Afterpay is transforming the way customers manage their spending over time. TIDAL is a music platform that empowers artists to reputed company as entrepreneurs. Bitkey is a simple self-custody wallet built for bitcoin. reputed company is a suite of bitcoin mining products and services. Together, we're helping build a financial system that is open to everyone. Apply tot his job Apply To this Job