Data Scientist

Data Scientist

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Full-time

Yettel.Srbija Belgrade, Serbia (1,001-5,000 employees · Telecommunications)

https://www.yettel.rs/

About the job

We are looking for a motivated, talented, and committed Data Scientist to join our Data Science team. Data Science team in Yettel is utilizing advanced machine learning algorithms to support marketing department by data-driven engaging customers and maximizing value to the business. Also support technical department providing methods to increase network performance and perform smart network planning. Delivery of Data Science team relay on vast amount of data stored on state-of-the-art Big Data platforms.

 

What we will expect from you:

  • Collaborate with domain knowledge experts and data engineers in order to fully understand project goal and relevant data meaning
  • Perform data discovery, incorporation of new data sources, data analyses, data quality control and maintain documentation
  • Build advanced machine learning models such as neural networks for predicting customer behavior, NLP for sentiment analysis, clustering different customer groups etc.
  • Evaluation of proposed model performance on live data.
  • Deploy in production end to end flow containing ETL, machine learning and targeting pipelines.
  • Be responsible for every single step in lifecycle of the model by maintaining all deployed pipelines, monitoring KPI’s and performing improvements.

 

For a good start you will need:

  • University degree in Electrical Engineering, Mathematics or Organizational Sciences
  • A mathematical and statistical background, with problem solving attitude and critical thinking
  • Coding skills for data transformation and analysis using languages such as SQL, Python (Data science set: Pandas, Numpy, Matplotlib…)
  • Experience with data visualization and data visualization tools
  • Experience with machine learning frameworks TensorFlow, Keras, PyTorch, scikit-learn, H2O…
  • Experience with HDFS and Spark (PySpark)
  • Proficient in both spoken and written English
  • Personal skills: positive, self-motivated, result-driven, curious, self-learner
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