ranayalcink

hackerranksolutions

some of the solutions of hackerrank challenges with their explanations

HR_Analytics-sql-tableau

Using advanced SQL techniques and Tableau visualization, this project explores workforce dynamics, managerial structures, and potential salary disparities within an organization's employee database. A flexible SQL stored procedure enhances the analysis, fostering a data-driven approach to organizational insights.

Python-data-cleaning

ranayalcink

salifort-motors-employee-retention

This project analyzes employee retention using machine learning models and explores factors affecting it, such as workload, job satisfaction, and salary disparities. The goal is to provide actionable insights for HR and management, aiding in the development of effective retention strategies.

selenium_web_scraper

This project employed Selenium for web scraping on Glassdoor, extracting key job insights. The Python script, utilizing Pandas, dynamically navigated pages, extracting details. XPath usage, dynamic scraping, and Chrome options configuration streamlined the process.

sql-studies

Waze-user-churn-binary-classification

Applied advanced analytics to forecast Waze user churn, employing logistic regression, XGBoost, and comprehensive statistical analysis. Proficiently utilized Python, Scikit-learn, and StatsModels, demonstrating a keen ability to extract actionable insights.