Senior Data Scientist

Data Science & Machine Learning St.Petersburg, Poland Saratov, Poland Kharkiv, Poland Lviv, Poland Belgrade, Poland Kyiv, Poland


We develop a proactive approach, based on statistical analyses and predictive modeling, to forecast risks and provide recommendations to mitigate these uncertainties for the company which is a leader in preemption and priority control solutions on the road.


  • Pro-active, self-managed, able to work with no clear requirements
  • Drive the collection, cleaning, processing and analysis of new and existing data sources.
  • Communicate with business stakeholders to clarify their requirements and present the teamwork results


  • Data scientist with 5+ years of experience
  • Good knowledge of the probability theory and statistics (anomaly identification, predictions)
  • Understanding of Bayesian methods, time series analysis, sensor signal processing
  • Hands-on experience with probabilistic programming (Pyro, PyMC3, JAGS, or similar)
  • Experience with PySpark is required
  • Experience with cloud AWS will be a plus
  • Hands-on experience with data preparation, cleansing, feature engineering, and visualization 
  • Strong working knowledge of SQL
  • Good communication skills and interpersonal skills.
  • Experience in working across different global cultures a plus.
  • Ph.D. in Mathematics will be a plus.

We offer:

  • Opportunity to work on bleeding-edge projects
  • Work with a highly motivated and dedicated team
  • Flexible schedule
  • Medical insurance
  • Benefits program
  • Corporate social events
  • Professional development opportunities

About us:

Grid Dynamics is the engineering services company known for transformative, mission-critical cloud solutions for retail, finance and technology sectors. We architected some of the busiest e-commerce services on the Internet and have never had an outage during the peak season. Founded in 2006 and headquartered in San Ramon, California with offices throughout the US and Eastern Europe, we focus on big data analytics, scalable omnichannel services, DevOps, and cloud enablement.