Big Data Analyst

🕒 May 13

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Київстар

WebsiteLinkedInAll Job Openings

1001 - 5000 employees

Founded 1994

📡 Telecommunications

Telecommunications

Київстар is a Ukrainian telecommunications company that offers a wide range of services for private individuals, businesses, and the public sector. These services include mobile communication, home internet, television services, and international roaming. Київстар provides various packages and tariffs to suit different needs, such as SIM cards, eSIM, internet packages, and bundles combining internet, TV, and mobile services. The company also supports social initiatives, facilitates online doctor appointments, and provides technical support and customer service through multiple channels. Київстар is committed to offering quality telecommunication solutions and fostering digital connectivity in Ukraine.

📋 Description

• Querying and processing large datasets using Trino (SQL); • Working with data in AWS environment using PySpark; • Identifying and analyzing application hosts / domains based on traffic data; • Building audience segments based on website activity, call data, behavioral patterns and segment rules; • Monitoring and auditing accuracy and completeness of collected data; • Organizing data into usable formats; • Creating basic visualizations and reports (Power BI or similar); • Generating information and insights from data and identifying trends and patterns; • Conducting A/B tests to understand and evaluate quality of data models; • Developing and maintaining automated data processes.

🎯 Requirements

• Strong experience with SQL (Trino, Presto, or similar); • Experience working with large-scale datasets in distributed environments (AWS, PySpark); • Excellent knowledge and confident Excel user; • High attention to details; • Gaining knowledge from a large amount of data; • Basic knowledge of statistics; • Experience with Power BI or other BI tools; • Strong analytical thinking and problem-solving skills; • Familiarity with Jira, Confluence. • Will be a plus: • Experience with telecom data; • Understanding of web/app traffic and domain classification; • Knowledge of Python.

🏖️ Benefits

• Work in one of the largest and most beloved telecom company in Ukraine; • Opportunity to work with large-scale real-world data; • Remote work with possibility to visit the office; • Flexible working hours; • Onboarding program which can help with fast on-line adaptation; • Competitive salary and annual bonus; • Paid vacation and sick leave; • Medical and life insurance; • Financial aid in different life situations; • Great possibilities for professional development and career growth; • Friendly and collaborative team environment.