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# Senior Machine Learning Engineer, Vector Bidding Science

- **Company:** The Ladders
- **Location:** United States (Remote available)
- **Experience:** Expert
- **Salary:** $188,200.0 - $244,600.0
- **Contract:** Permanent contract
- **Skills:** A/B Testing, Distributed Computing Environment, Python (Programming Language), Machine Learning, Software Engineering, Pytorch, Deep Learning, Machine Learning Operations
- **Published:** September 19, 2026
- **Apply:** https://arc.dev/remote-jobs/j/redirect/pl4svr5btg

## About the Role

* 5-7 years of experience in machine learning and real-world bidding or pricing problems
 * Strong software engineering background in Python and deep learning frameworks, preferably PyTorch
 * Expert in metric design and online experimentation frameworks like A/B testing
 * Proven project leadership with measurable business impact in technical settings
 * Familiarity with large dataset handling and distributed computing frameworks

## Description

This role will focus on designing and improving machine learning systems that support bidding performance and marketplace efficiency. You will architect scalable forecasting capabilities, evaluate model performance through experimentation, and help translate complex data into better decision-making. This is a highly cross-functional position with close collaboration across product and engineering teams to drive measurable business impact., * Design and optimize core bidding algorithms and auction mechanisms

 * Architect scalable bid forecasting capabilities
 * Analyze marketplace dynamics to drive algorithmic improvements
 * Conduct offline evaluations and online A/B tests to validate models
 * Collaborate with product and engineering teams for cross-functional success


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