OptimacrosIntern Data Analyst
Nov. 2020 - Mar. 2021Moscow, Moscow City, RussiaDuring my tenure as a Data Analyst Intern, I specialized in leveraging a variety of tools and methodologies to extract, analyze, and visualize critical data, thus driving strategic decision-making and operational improvements. Key responsibilities and achievements include: - Data Extraction and Management: Skilfully extracted large datasets from MySQL databases, ensuring data integrity and accessibility for in-depth analysis. Developed and maintained SQL scripts, indexes, and complex queries for data analysis and extraction, optimizing data retrieval processes and contributing to the efficiency of data-driven projects. - Advanced Data Analysis: Conducted comprehensive ad-hoc analyses using SQL and Python, employing statistical models and algorithms to uncover insights, trends, and patterns. This involved manipulating, cleaning, and scrutinizing data, which enabled the identification of key performance indicators and informed strategic planning. - Data Visualization: Created compelling data visualizations using Tableau, Matplotlib, and Seaborn to illustrate complex data insights in an accessible and impactful way. My visualizations played a crucial role in simplifying complex data sets, facilitating better understanding and decision-making among stakeholders. This role honed my analytical skills and deepened my understanding of how data-driven insights can influence business strategy, financial planning, and operational efficiency. My contributions were pivotal in enabling the organization to make informed, data-backed decisions.