Maria Stoyanovskaya Email and Phone Number

Mastered the methods and tools that are used at different stages of solving analytical problems: - Python for data processing and analysis; - data parsing, regular expressions, probability theory, mathematical statistics, hypothesis testing, cohort analysis, sales funnel analysis, business metrics, unit economics, A/B testing, ML algorithms (and metrics for their evaluation), visualization; - libraries Pandas, NLTK, Pymystem3, Matplotlib, Plotly, Seaborn, Numpy, Math, Datetime, Scipy, BeautifulSoup, Requests, Json, Re, Sklearn; - SQL for working with databases; - Dash and Tableau framework for building dashboards;- completed projects from different areas of business, approved by experienced mentors-analysts (Github repository by the link: https://github.com/mariastoo/Projects_Yandex.Praktikum)

- made requests to the Moscow Government database;- formulated tasks for subordinate organisations to prepare reference materials; - compiled detailed and understandable reports for the Mayor's office and citizens; - prepared statistics for the chief (what issues are mostly interest to residents, seasonal and territorial distribution of applications, performance statistics by deadlines); - created scripts for quick responses to residents' requests on the most common questions; - created my own method for registration applications by category, on its basis the work of the group was improved (performance on deadlines increased, the quality of reporting improved, the number of repeated appeals from residents decreased).

- collected data from regional branches about completing recruitment applications and fulfilment of planned recruitment targets;- generated statistics of the completion of the network by region for the Head of the Common HR department; - calculated the optimal annual budget of the department; - coordinated the tender documentation; - assisted the chief in negotiating and concluding contracts with service providers.

- made requests to the company's panel database (information about daily purchases of FMCG goods by households); - conducted data analysis in Excel and, based on the results, compiled analytical reports and presentations for clients in a short time; - formulated proposals for advertising projects for clients.

- checked inventions in a special base by similarity with already patented analogues; - assisted in negotiating and concluding contracts with clients; - made translations from English.