Lead Data Scientist

On Site Full TimeSofia, Sofia-City, BulgariaBetty Job Board

We are looking for a Lead Data Scientist to design, build, test, and deploy predictive and prescriptive models, analyze large-scale player behavioral data, and partner with Data Engineers to ensure model pipelines are production-ready. The ideal candidate has 3+ years of experience in a Data Scientist or Machine Learning Engineer role, a strong theoretical understanding of machine learning and statistical algorithms, and experience applying models to solve business problems.

Requirements

  • 3+ years of experience in a Data Scientist, Machine Learning Engineer, or advanced analytics role
  • Strong theoretical understanding of machine learning and statistical algorithms
  • Proven experience applying models to solve business problems
  • Skilled in Python (Pandas, NumPy, Scikit-learn, PySpark) and SQL (advanced querying, ETL processes, performance optimization)
  • Experienced in analyzing massive datasets (100M+ rows) across multiple sources
  • Strong communication skills

Benefits

  • Competitive salary
  • Premium Health insurance
  • Career and skills development opportunities
  • Fun and collaborative team environment

To apply for this job please visit job-boards.greenhouse.io.


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