Elena K.

Elena K.

Senior Data Scientist

Ukraine
Trusted member since 2021
7 years of experience

Elena has experience in Python, Data Engineering, Data Science, Apache Kafka, Apache Spark, Azure Data Factory, Teradata, and Neo4j.

She is exceptionally skilled in recommending image-based systems for clothing catalogs, search query classification models, to advanced vehicle feature recommendation systems.

Main expertise

PythonPython7 years
Data Science5 years

Experience4

Evo

Data Science Team Lead

Evo
Transportation and Logistics
Sep 2019 - Feb 2021 · 1y 5m
  • Managed a team of 5 Data scientists.
  • Worked in an Agile way to orchestrate cross-functional projects for designing and testing new algorithms and models.
  • Supported the organization in deriving value from data science and analytics.
  • Engaged with stakeholders to consult around analytical project requirements, discussed methodologies, and negotiated deliverables.
  • Developed a recommendation image-based system for a clothes catalogue.
TensorFlowTensorFlow
XGBoostXGBoost
PandasPandas
Cloudmade

Senior Data Scientist

Cloudmade
Cloud Computing
Jun 2017 - Aug 2019 · 2y 2m
  • Developed the advanced vehicle features recommendation system based on personal preferences and fleet patterns.
  • Developed route and destination prediction based on vehicle and mobile phone signals.
  • Developed a simulation traffic agent for the real city.
  • Developed a traffic estimation on a mobile phone camera.
  • Developed a detection that the driver is going to the car based on time series data.
TensorFlowTensorFlow
XGBoostXGBoost
PandasPandas
PrivatBank

Middle Data Scientist

PrivatBank
Banking and Finance
Jul 2015 - Jul 2017 · 2y
  • Research new opportunities that can be done.
  • Support existing credit models.
  • The previous scorecard model based on Logistic Regression was changed on the ensemble of boosting models with a great increase in the model's metrics.
  • The model was deployed in production as an API and worked in real-time.
  • Developed a model which detects rude speech in dialogues between clients and managers in bank branches.
  • Developed the model for money withdrawal prediction from an ATM.
TensorFlowTensorFlow
OpenCVOpenCV
XGBoostXGBoost
Pocketguard

Junior Data Scientist

Pocketguard
Personal Finance
Jan 2015 - Jun 2015 · 5m
  • Provide customers analytics;
  • Develop one of the core application features - prediction of users' spends.

Education

OHD
Oles Honchar Dnipropetrovsk National University
Systems and Methods for Decision Making2014 - 2015
OHD
Oles Honchar Dnipropetrovsk National University
System Analysis2010 - 2014

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