{"id":20144804,"url":"https://github.com/samalyarov/practicum_projects","last_synced_at":"2026-04-02T00:39:34.891Z","repository":{"id":65913564,"uuid":"591316744","full_name":"samalyarov/practicum_projects","owner":"samalyarov","description":"Various data analysis projects displaying tools and instruments that I am proficient with","archived":false,"fork":false,"pushed_at":"2023-08-08T18:45:14.000Z","size":24772,"stargazers_count":0,"open_issues_count":0,"forks_count":0,"subscribers_count":1,"default_branch":"main","last_synced_at":"2026-03-28T01:30:13.479Z","etag":null,"topics":["data-analysis","datetime","folium","geojson","matplotlib","numpy","pandas","plotly","postgresql","powerpoint","python","regular-expressions","requests-library-python","scipy","seaborn","sql","sqlalchemy","tableau","tqdm"],"latest_commit_sha":null,"homepage":"","language":"Jupyter Notebook","has_issues":true,"has_wiki":null,"has_pages":null,"mirror_url":null,"source_name":null,"license":null,"status":null,"scm":"git","pull_requests_enabled":true,"icon_url":"https://github.com/samalyarov.png","metadata":{"files":{"readme":"README.md","changelog":null,"contributing":null,"funding":null,"license":null,"code_of_conduct":null,"threat_model":null,"audit":null,"citation":null,"codeowners":null,"security":null,"support":null,"governance":null}},"created_at":"2023-01-20T13:14:14.000Z","updated_at":"2023-08-08T17:52:12.000Z","dependencies_parsed_at":"2023-08-08T19:16:24.175Z","dependency_job_id":null,"html_url":"https://github.com/samalyarov/practicum_projects","commit_stats":null,"previous_names":["samalyarov/portfolio","samalyarov/practicum_projects"],"tags_count":0,"template":false,"template_full_name":null,"purl":"pkg:github/samalyarov/practicum_projects","repository_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/samalyarov%2Fpracticum_projects","tags_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/samalyarov%2Fpracticum_projects/tags","releases_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/samalyarov%2Fpracticum_projects/releases","manifests_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/samalyarov%2Fpracticum_projects/manifests","owner_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners/samalyarov","download_url":"https://codeload.github.com/samalyarov/practicum_projects/tar.gz/refs/heads/main","sbom_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/samalyarov%2Fpracticum_projects/sbom","scorecard":null,"host":{"name":"GitHub","url":"https://github.com","kind":"github","repositories_count":286080680,"owners_count":31293463,"icon_url":"https://github.com/github.png","version":null,"created_at":"2022-05-30T11:31:42.601Z","updated_at":"2026-04-01T21:15:39.731Z","status":"ssl_error","status_checked_at":"2026-04-01T21:15:34.046Z","response_time":53,"last_error":"SSL_read: unexpected eof while reading","robots_txt_status":"success","robots_txt_updated_at":"2025-07-24T06:49:26.215Z","robots_txt_url":"https://github.com/robots.txt","online":false,"can_crawl_api":true,"host_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub","repositories_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories","repository_names_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repository_names","owners_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners"}},"keywords":["data-analysis","datetime","folium","geojson","matplotlib","numpy","pandas","plotly","postgresql","powerpoint","python","regular-expressions","requests-library-python","scipy","seaborn","sql","sqlalchemy","tableau","tqdm"],"created_at":"2024-11-13T22:12:17.200Z","updated_at":"2026-04-02T00:39:34.869Z","avatar_url":"https://github.com/samalyarov.png","language":"Jupyter Notebook","readme":"# Portfolio\nThis is a repository with all data analysis projects that I am able to share. Some of them I have completed during my education at \"Yandex Practicum\" as an Data Analyst. Each folder contains one or more jupyter notebooks as well as a README file with description of the project, conclusions, description of data used, as well as a list of python libraries and tools used in that project.\n\nNote: the projects present mostly contain text in \u003cins\u003eRUSSIAN\u003c/ins\u003e language, and are present to showcase coding and analytical skills.\n\n| Project name | Project Description | Libraries and tools used |\n| :--------------------: | :---------------------: |:---------------------------:|\n| [1.Big cities music](https://github.com/samalyarov/practicum_projects/tree/main/big_cities_music) | Comparing preferences and music consumption patterns of users from Moscow and Saint-Petersburg | *pandas* |\n| [2.Evaluating potential borrowers reliability](https://github.com/samalyarov/practicum_projects/tree/main/analysing_reliability) | Analysing the effect of various factors (marital status, salary, etc.) on borrowers reliablity and likelyhood to skip a loan payment. | *pandas, tableau* |\n| [3.Real estate market analysis](https://github.com/samalyarov/practicum_projects/tree/main/real_estate_market) | Analysing the real estate market of Saint-Petersburg | *pandas, matplotlib, seaborn, tableau* |\n| [4.Telecom tariffs analysis](https://github.com/samalyarov/practicum_projects/tree/main/telecom_tariffs) | Analysing user behaviour and determening the profitability of various tariffs for the company | *pandas, numpy, matplotlib, seaborn, scipy* |\n| [5.Game marketplace analytics](https://github.com/samalyarov/practicum_projects/tree/main/game_marketplace) | Determining key patterns in game successes based on historical data on sales | *pandas, numpy, matplotlib, seaborn, scipy, tqdm* |\n| [6.Analyzing 'ProcrastinatePRO+' app financial losses](https://github.com/samalyarov/practicum_projects/tree/main/financial_losses_analysis) | Determine the reason company is losing money despite large investments into marketing and give recommendations on how to improve financial situation | *pandas, numpy, datetime, matplotlib, seaborn* |\n| [7.Revenue optimization and A/B testing](https://github.com/samalyarov/practicum_projects/tree/main/revenue_optimisation_ab_testing) | Prioritizing and testing hypothesis with a goal to increase shop's profitability and margins | *pandas, numpy, matplotlib, seaborn, scipy, datetime* |\n| [8.Moscow catering market analysis](https://github.com/samalyarov/practicum_projects/tree/main/moscow_catering_market) | Analyzing Moscow's catering market for investors willing to open a new place in the city | *pandas, numpy, matplotlib, seaborn, math, re, plotly, folium, geojson, PowerPoint* |\n| [9.Analyzing user behaviour in a mobile app](https://github.com/samalyarov/practicum_projects/tree/main/user_behaviour_analysis) | Analyzing the sales funnel and results of A/A/B testing in order to determine profitability of proposed changes | *pandas, numpy, math, scipy, matplotlib, seaborn, datetime, plotly* |\n| [10.Creating a dashboard for a news aggregating service](https://github.com/samalyarov/practicum_projects/tree/main/user_events_dashboard) | Creating a dashboard displaying several key metrics of user interaction with topics on Yandex.Dzen platform as well as a presentation. | *pandas, matplotlib, seaborn, sqlalchemy, PostgreSQL, PowerPoint, Tableau* |\n| [11.TED-Talks analytics](https://github.com/samalyarov/practicum_projects/tree/main/ted_talks) | Creating a story with 4 dashboard displaying various data on TED-talks. | *Tableau* |\n| [12. Final project](https://github.com/samalyarov/practicum_projects/tree/main/final_project) | Analyzing user behaviour in an mobile marketplace app, the results of a A/B test and writing SQL queries | *pandas, numpy, math, requests, datetime, scipy.stats, matplotlib, seaborn, plotly, warnings, sqlalchemy, PowerPoint, Tableau* |\n","funding_links":[],"categories":[],"sub_categories":[],"project_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fsamalyarov%2Fpracticum_projects","html_url":"https://awesome.ecosyste.ms/projects/github.com%2Fsamalyarov%2Fpracticum_projects","lists_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fsamalyarov%2Fpracticum_projects/lists"}