Senior Data Scientist

Job description

Hays IT Contracting matches IT Contractors with the best employers. Our passion lies in helping people develop their professional careers in IT sector - quite simply, we power the world of work.

For our Client we are currently looking for qualified Candidates for the position of:

Senior Data Scientist

Location: Wroclaw (hybrid)
Job type: contract B2B
Length: long term cooperation


  • Identifying opportunities for leveraging company data to drive business solutions;
  • Selecting features, building and optimizing classifiers using machine learning techniques;
  • Designing models scalable to large datasets (millions of users);
  • Retrieving and preparing data from SQL databases (PostgreSQL / HP Vertica).


  • Experience in effectively applying machine learning to solve business problems;
  • Knowledge of a variety of machine learning techniques (clustering, decision tree learning, Artificial neural networks, etc.) and their real-world advantages/drawbacks;
  • Knowledge of advanced statistical techniques and concepts (regression, properties of distributions, statistical tests and proper usage, etc.) and experience with applications;
  • Coding skills, especially experience with Python / Java;
  • Bachelor’s degree in Computer Science / Math or equivalent professional experience.

Our offer:

  • Competitive rate
  • Variety of international projects to participate in development
  • Being a part of an international team in a non-corporate environment
  • Private medical care
  • Multisport card

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