Ekaterina Belova

Angestellt, Data Scientist / Data Engineer, Klarna

Stockholm, Schweden

Fähigkeiten und Kenntnisse

Java
Scala
Spark
Hive
Hadoop and eco-system
Linux Server (maintance)
Oozie
Continuous Integration
R
Pig
Python
Git
Big Data Analyse
Spring Framework
Hibernate
MySQL
Neural Networks
PostgreSQL

Werdegang

Berufserfahrung von Ekaterina Belova

  • Bis heute 7 Jahre und 7 Monate, seit Dez. 2016

    Data Scientist / Data Engineer

    Klarna

  • 11 Monate, Jan. 2016 - Nov. 2016

    Senior Big Data Engineer (Hadoop)

    RingCentral / DinoSystem

  • 2 Jahre und 2 Monate, Okt. 2013 - Nov. 2015

    Senior Software Developer (Hadoop)

    EastWind

    Developing new features, building an architecture, refactoring and unit-testing for both: back-end and front-end sides of the software which is "mining" social analytics data from telecom. Also developing new statistic parameters: raw data research, inventing and proving hypothesis, pig/hive scripts dev, ETL workflows and maintenance of a software at customers’ servers (including Hadoop clusters).

  • 1 Jahr und 2 Monate, Sep. 2012 - Okt. 2013

    Senior Software Developer (Android)

    Maximus

    Developed specific android app in a field of constructing and renovating buildings, which automatically forming calculation of estimates right on an object of renovating (sending it to office), and has an opportunity to create floor sketches with automatic unfold of walls surfaces

  • 2 Jahre, Sep. 2010 - Aug. 2012

    Senior Lecturer

    National Research Nuclear University MEPhI

    while was working on my PhD, I was given lectures on subjects: Software reliability; Math Modelling of Processes; Modelling of Technical Systems; Statistical technology in Quality Management; IT and Informational Security in Quality Management.

  • 2 Jahre und 4 Monate, Juli 2009 - Okt. 2011

    Software Developer

    All-Russian Scientific Research Center of Technical Physics

    Developed module of ERP system for planning works and resources. There were no possibilities to use existing software because of some features of data preparation: - data were prepared at secure computers without network between it and head-department; - collisions arised after data collecting and assembling, had to be solved with minimal human intervention; - a need to encode data.

  • 1 Jahr und 3 Monate, März 2008 - Mai 2009

    Junior Software Developer

    Ural State University of Railway Transport

    Graduation project development. The result was a client-server application (C# + MySQL). The application is storing and evaluating psycho-physical tests results to improve career and succession planning of young specialists on a railroad. The software has been patented by the University and is used by the Ural Railroads by HR and personnel development.

Ausbildung von Ekaterina Belova

  • 2 Jahre, Sep. 2011 - Aug. 2013

    Postgraduate study

    National Research Nuclear University «MePHI»

    Mathematical modeling of upward air vortex, like tornado.

  • 4 Jahre und 10 Monate, Sep. 2004 - Juni 2009

    Ural State University of Railway Transport

    with honor

Sprachen

  • Englisch

    Fließend

  • Russisch

    Muttersprache

  • Deutsch

    Grundlagen

  • Schwedisch

    Grundlagen

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