Valerii Arzhanov

Data/Product Analyst (Gamedev) at Little Bit
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Contact Information
us****@****om
(386) 825-5501
Location
St Petersburg, St Petersburg City, Russia, RU
Languages
  • Russian Native or bilingual proficiency
  • English Limited working proficiency

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Credentials

  • SQL for all
    Stepik
    Jul, 2022
    - Nov, 2024
  • Mathematical Methods in Psychology
    Saint Petersburg State University
    Jan, 2020
    - Nov, 2024

Experience

    • Russian Federation
    • Mobile Gaming Apps
    • 1 - 100 Employee
    • Data/Product Analyst (Gamedev)
      • Sep 2022 - Present

    • Data Analyst
      • Feb 2022 - Present

      - I analyze and visualize data for coursework/diploma works and research in psychology; - I use R language in RStudio IDE, packages dplyr (analogue of pandas), tidyr, ggplot2, psych, lawstat, magrittr, knitr, rmarkdown, ez; - Used correlations, t-tests, analysis of variance, linear/logistic regression; - Not only analyzed, but gave an explanation of the results, methods, etc; - Used data mining — when the student himself didn't know what he wanted from the data, I exploratory analyzed it and thought about what the results might mean; - Analyzed data for 25+ courseworks and diplomas (St. Petersburg State University and Moscow State University), and one PhD thesis (Higher School of Economics); - All of my clients successfully defended their diplomas/coursework and most received compliments from the committee or supervisor for the well analyzed and visualized data. Show less

    • Russian Federation
    • Software Development
    • 1 - 100 Employee
    • UX-writer
      • Jul 2021 - Feb 2022

      - Wrote interface texts in Russian and English as part of the UX process - Helped UX Research Lead with methodological questions at weekly research meetings - Participated in UX research reviews - Analyzed texts for the same product on three different platforms, found discrepancies, and began the process of implementing uniformity - Completely proofread and corrected the texts of two web products' interfaces (using Phrase) - Analyzed cases of displaying dates in all products and made rules for displaying dates for all products in all cases - Collected a sample for unmoderated tests in Maze and Pathway - Conducted corridor tests of texts and names Show less

Education

  • Санкт-Петербургский Государственный Университет
    Specialist, Clinical Psychology
    2017 - 2023

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