Big Data Analyst

Vedi l’offerta su Go Lavoro: golavoro.it/annuncio-lavoro/77yiut

We are looking for a Data Analyst to work with large-scale datasets in a cloud environment using SQL (Trino) and PySpark. The role focuses on building datasets, identifying application hosts, and creating audience segments based on user behavior.

Responsibilities
- 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.

We offer
- 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 premio.
- Paid vacation and sick leave.
- Medical and life insurance.
- Financial aid in different life situations.
- Great possibiliti

Vedi l’offerta su Go Lavoro: golavoro.it/annuncio-lavoro/77yiut