ALLSTARSIT
Machine Learning Researcher
ALLSTARSITUkraine13 days ago
Full-timeEngineering

About the job

Our client is a leader in AI-powered performance marketing, operating across 25+ verticals with unmatched precision, speed, and scale. Their proprietary technology stack integrates seamlessly with major media platforms, enabling real-time event-level data exchange, optimization, and attribution.

At the core of their operation is a deep commitment to AI-driven decision-making. From real-time bidding engines and predictive lead scoring to campaign automation and anomaly detection, their in-house AI models are central to how we scale campaigns, reduce inefficiencies, and outperform market benchmarks.

They’ve built and continue to evolve a robust internal platform to empower media buyers, analysts, and operators with real-time alerts, smart recommendations, and semi-autonomous optimization tools.

Role Summary

Develops, trains, and evaluates ML models - especially tabular, predictive, and ranking

models - and contributes directly to production-first modeling efforts across the funnel.

Minimum Requirements (Must Have)

  • Strong hands-on experience with tabular ML models (XGBoost, LightGBM, CatBoost, logistic regression, etc.)
  • Proven experience with data wrangling, feature engineering, dataset preparation
  • Experience training, tuning, and evaluating models at scale
  • Solid understanding of model validation
  • Strong Python skills and familiarity with ML libraries
  • Ability to translate hypotheses into measurable experiments
  • Experience working closely with data engineering pipelines


Preferred Qualifications (Nice to Have)

  • Experience with inference engineering: packaging models, building inference endpoints, optimizing latency
  • Exposure to model monitoring: drift, data quality checks, performance monitoring
  • Experience with containerization (Docker) and serving frameworks (FastAPI, Flask, TorchServe, Bento, etc.)
  • Experience deploying ML models in production environments
  • Prior experience with ranking, scoring or optimization models

Key Skills

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