Mykola Tkachenko

Mykola tkachenko

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location of Mykola TkachenkoUkraine
Phone number of Mykola Tkachenko+91 xxxx xxxxx
Followers of Mykola Tkachenko63 followers
  • Timeline

    Current Company
    Jan 2013 - now

    Chief Information Officer

    NATIONAL RATING AGENCY RURIK
    Kyiv, Kyiv City, Ukraine
  • About me

    Python Developer / Chief Information Officer, PhD

  • Education

    • Kyiv national economic university

      2013 - 2018
      Doctor of philosophy - phd mathematical methods, model and information technologies in economy
  • Experience

    • National rating agency rurik

      Jan 2013 - now

      • Designed, developed and deployed the automated reporting system which allowed to reduce report preparation time by 75%:- Extraction & transformation of file data using Pandas; - Loading client information from a MongoDB database;- Loading transformed json data to the Ubuntu-based FastAPI application to generate comprehensive rating reports and analytical reviews using JinjaTemplates.• Designed, developed and deployed a back testing system (FastAPI application) to optimize parameters for trading strategies which allowed to daily assess the historical profitability:- Extraction and aggregation of minutely trade data from exchange catalogues and APIs using Pandas, Requests and Parquet;- Generation and optimization of trading strategy parameters using Optuna and BayesOptimisation. • Designed, developed and deployed the machine learning pipeline for a probability of default (PD) model for Ukrainian banks which allowed to significantly reduce the time of the quarterly parameter updates:- Extraction and aggregation of financial and rating data using Pandas and web scraping to build a learning dataset;- Training and serializing models using SkLearn and Pickle;- Loading best-performing models to build and visualize PD curves using Matplotlib. Show less

      • Chief Information Officer

        Aug 2024 - now
      • Python Developer / Lead financial analyst

        Aug 2018 - Aug 2024
      • Financial Analyst

        Jan 2013 - Aug 2018
  • Licenses & Certifications