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# Machine Learning Engineer

- **Company:** Liftoff
- **Location:** Los Angeles, CA, United States (Remote available)
- **Salary:** $235,000.0 - $275,000.0
- **Contract:** Permanent contract
- **Skills:** Code Review, Machine Learning, Information Technology, Software Coding
- **Published:** September 4, 2026
- **Apply:** https://startup.jobs/machine-learning-engineer-liftoff-7832208

## About the Role

* PhD in Computer Science, Machine Learning, Economics, or a related field.
 * Industry experience applying economics or machine learning to large scale problems.
 * Solid engineering and coding skills.
 * Excellent team communication and collaboration skills.
 * Experience with ad tech is a solid plus.

## Description

* Build statistical models and production systems to balance advertiser performance with business goals.
 * Tune optimization parameters, measure internal competition, and model dynamic environments.
 * Design and run experiments to validate theories underpinning the mobile ad tech economy.
 * Develop applications in the areas of advertiser budget retention and growth, optimal margin allocation, and bidding innovations.
 * Collaborate with a team of world-class engineers with diverse backgrounds as well as peers across the broader company (e.g. Operations, GTM).
 * Use strong communication skills (verbal and written) to explain statistical and machine learning concepts to both technical and non-technical audiences.
 * Be part of an "engineering excellence" culture through state-of-the-art tools, risk-driven testing, explainable systems, and design/code review., We offer several opportunities for in-person team gatherings, including but not limited to project meetings, regional meetups, and company-wide events. We expect our employees to attend these gatherings at least once per quarter. These gatherings provide essential opportunities for collaboration, communication, and team building.


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