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Staff Machine Learning Researcher

Poland🌐 Remote💼 Full-time🗓 2026-08-28 → 2026-09-26

Core

Lead high-scope ML research projects to improve deep learning algorithms for real-time ad-buying and user behavior prediction.

Role type

Staff individual contributor machine learning researcher (applied)

Builds

Production ML systems for ad-tech bidding and user preference modeling

Domain

AdTech / Online Advertising

Deliverable

production ML models

Required skills

Deep neural network design, A/B test analysis, end-to-end project ownership, mathematical intuition, Python, PyTorch, JAX, TPU, GCP

Preferred skills

Theoretical mathematics (statistics, probability, combinatorics), AdTech experience

Technologies

Python, Java, Scala, PyTorch, NumPy, Pandas, TPU, JAX, Jupyter Notebooks, BigQuery, GCP

Responsibilities

Identify and drive research projects with company-wide scope, design and implement deep learning models for user behavior prediction, develop approaches for first-price auction modeling, conduct and analyze A/B tests, translate latest ML research into practical improvements, mentor researchers and shape research practices

Seniority

Staff, hands-on IC with mentorship

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