CETIN Internship - Data Engineer

About us:

As a leading telecommunications infrastructure provider in the region, CETIN drives digital transformation with a strong presence across Bulgaria, Hungary, Serbia, and Slovakia. Through our subsidiaries, we deliver advanced technology solutions that empower connectivity and enable innovation.
CETIN owns and operates some of the largest telecommunications networks in Bulgaria and Serbia, committed to delivering high-quality, cutting-edge infrastructure that meets and exceeds our customers’ technological needs. Our focus is on developing and deploying world-class telecommunications infrastructure to tackle the dynamic demands of today’s market.
At CETIN, we bring together highly skilled and motivated experts dedicated to excellence. 

Join us to be part of a team shaping the future of telecommunications!

We are looking for a Data Engineer Intern that will be a member of a small team with following responsibilities:

• Assist in extracting technical data from various Telco and IT data sources
• Support processing, transformation, and storage of data in an internal Data Warehouse / Lakehouse
• Help maintain and optimize ETL / data pipelines
• Perform data validation and basic quality checks
• Work closely with experienced data engineers and front‑end developers
• Learn industry best practices in data engineering

You will be expected to be familiar with and further develop some of following skills:

• Database SQL, Python,
• Telco and/or IT technologies

Main requirements:

• University degree in relevant science or a related field or student of a final year
• Knowledge and/or experience in some of above listed fields
• Team player, self-driven and motivated to learn
• We cooperate with colleagues from other countries, so beside Serbian, English is our working language also, and you’ll need to be able to express yourself well in both written and verbal

What we offer you: 

• 1 year paid Internship with possibility for employment
• Hybrid work (office and home)
• Working with talented people willing to share their professional knowledge
• Open working space
• Career development opportunities
• Laptop, mobile phone and tariff package in line with company policy