
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.
1001 - 5000 employees
Founded 1994
📡 Telecommunications
November 19

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.
1001 - 5000 employees
Founded 1994
📡 Telecommunications
• DWH Management and Support: Administering, monitoring, and ensuring the continuous operation of the Data Warehouse (DWH) infrastructure • Performance Optimization: Performing regular tuning of SQL queries, indexes, partitioning, and DWH configuration parameters to achieve maximum processing speed • Security and Access Management: Configuring and controlling user access rights (roles, privileges) in compliance with internal security policies • Backup & Recovery: Developing, implementing, and regularly testing backup strategies and Disaster Recovery Plans (DRP) • Monitoring and Reporting: Implementing and maintaining monitoring systems, analyzing logs, and providing warnings for potential issues (space limits, blocking, low performance) • ETL/ELT Process Management: Collaborating with ETL developers (e.g., Informatica, DataStage) to optimize data loading processes and ensure their reliable operation • Storage Management: Controlling and managing disk space, archiving, and purging obsolete data • Troubleshooting: Rapid identification and resolution of critical incidents and performance issues
• DWH Platforms: Deep knowledge and proven experience in administering one or more enterprise-grade DWH platforms (e.g., Oracle Exadata/DB, Teradata, MS SQL Server, PostgreSQL/Greenplum, Snowflake) • SQL and PL/SQL: Proficient in SQL and experienced in writing/optimizing complex procedures, functions, and scripts • Networking and OS: Understanding of network protocols (TCP/IP), and knowledge of Linux/Unix administration sufficient for managing DWH instances and related tools • Performance: Experience in diagnosing and tuning DWH performance at the database, operating system, and hardware levels • A plus would be : 3-5 years in a Data Warehouse (DWH) Administrator or Senior Database Administrator role • ETL Tools: Experience with or understanding of ETL system architectures (e.g., Informatica PowerCenter) • Automation: Experience in writing scripts for automating routine tasks (Shell scripting, Python)
• Office or remote – it’s up to you. You can work from anywhere, and we will arrange your workplace • Remote onboarding • Performance bonuses for everyone (annual or quarterly — depends on the role) • We train employees: with the opportunity to learn through the company’s library, internal resources, and programs from partners • Health and life insurance • Wellbeing program and corporate psychologist • Reimbursement of expenses for Kyivstar mobile communication
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