Preply is seeking a Junior Data Scientist to join the AI Marketplace team. You will build and operate the intelligence layer ensuring the marketplace is high-performing, safe, and trustworthy. Work spans neural ranking models in PyTorch, large-scale experimentation, and Trust Safety systems.
You will own high-impact, well-scoped work such as feature engineering, data pipelines, offline evaluation tooling, and experiment analysis, with close mentorship from experienced ICs.
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