Staff Machine Learning Engineer

The role

The Staff Machine Learning Engineer will set the technical direction for the model portfolio. This person will mature existing models and build new ones across the payments lifecycle. You will establish ML foundations including experimentation workflows, monitoring, and performance benchmarking.

What you will do

• Set the technical direction for Payabli's model portfolio
• Establish ML foundations like experimentation workflows, model monitoring, and drift detection
• Translate ambiguous payments problems into well-scoped modeling opportunities
• Translate model performance into business terms
• Mentor ML engineers and set practices
• Partner with product, engineering, and risk operations to own and prioritize the ML roadmap

Required qualifications

• 8+ years of ML engineering experience
• 4+ years building and shipping production models that drive real business decisions
• Track record of owning modeling architecture and seeing decisions through to production
• Breadth across model types and problem framing
• Experience taking models from prototype to production and owning them post-launch
• Deep grasp of modeling tradeoffs: precision/recall vs. operational cost, explainability, latency, and regulatory/compliance considerations
• Experience establishing ML processes and infrastructure
• Ability to communicate model behavior and business impact to non-ML stakeholders
• Comfortable in a fast-moving startup environment

Nice to have

• Payments, fintech, or lending experience
• Experience with risk, underwriting, fraud, or credit models specifically
• Familiarity with AWS ML tools (e.g. SageMaker)
• Experience with feature stores, training/inference pipelines, and MLOps tooling
• An interest in growing into people leadership

Benefits

• Competitive salary
• Stock options with the potential to unlock more equity as we grow
• Flexible PTO
• Paid parental leave
• Medical, dental, & vision insurance
• 401K
• HSA
• Pre-tax savings programs

Before you apply

• Principals only
• No external agency submissions
• Candidates must apply directly

About the company

Payabli is the Intelligent Fintech Operating System for software platforms. It provides PayFac capabilities, embedded payment acceptance and issuance, and intelligent payment operations through a single developer-friendly API.