Senior Data Engineer (Big Data) (REF501E) + sign on Bonus 5000 Eur

Deutsche Telekom IT Solutions Slovakia

Place of work
Remote work
Contract type
Wage (gross)
3 100 EUR/monthFinal salary is negotiable. We are offering base salary depending on seniority level and previous experience of candidate. In addition to base salary we provide variable part and other financial benefits. Base salary will not be lower than 3100 € /brutto.

Information about the position

Job description, responsibilities and duties

• You will be designing and implementing scalable data architectures, ensuring efficient storage, processing, and retrieval of large volumes of structured and unstructured data.
• You will be collaborating with cross-functional teams, including data scientists, analysts, and software engineers, to understand their data needs and develop solutions to meet those requirements.
• You will be leading the development and maintenance of data pipelines, orchestrating the extraction, transformation, and loading (ETL) processes to ingest data from various sources into the data warehouse.
• You will be optimizing data workflows, identifying performance bottlenecks, and implementing strategies to improve data processing speed and efficiency.
• You will be ensuring data quality and integrity by implementing data validation and cleansing techniques, as well as monitoring data pipelines for errors or inconsistencies.
• You will be working closely with data governance teams to establish data security and compliance protocols, ensuring adherence to industry standards and regulations.
• You will be continuously evaluating and integrating new technologies and tools into the data ecosystem, keeping up with industry trends and best practices to enhance data engineering capabilities.
• You will be mentoring and providing guidance to junior data engineers, fostering a collaborative and knowledge-sharing environment to promote professional growth and development within the team.

Requirements for the employee

Candidates with education suit the position

Secondary with school-leaving examination
University education (Bachelor's degree)
University education (Master's degree)

Language skills

English - Advanced (C1) or German - Beginner (A1)

Other knowledge

Apache Kafka - Skillful
Oracle PL/SQL - Skillful
Simple Object Access Protocol (SOAP) - Skillful
Representational state transfer (REST) - Skillful
UNIX/Linux - Skillful
Python - Skillful

Personality requirements and skills

• Have minimum 3 years experience in Data Engineering
• Have excellent skills and knowledge of Python programming language and Java
• Are an expert in SQL/no SQL databases, Data Warehouse, Big Data technologies and BigQuery
• Have experience with Spark, Hadoop, Kafka and ETL/ELT process
• Are an expert in a cloud technologies (GCP, AWS, Azure), preferably Google cloud
• Are advanced at Soft skills such as Communication, Team Cooperation
• Are an Expert at Analytical skills and problem solving
• Speak English minimum on B2 level


Brief description of the company

Our brand Deutsche Telekom IT Solutions Slovakia entered the life of Košice region in January 2006 under the name T-Systems Slovakia and has been inextricably linked with this region ever since. We proved this the very next year, when we became one of the founding members of Košice IT Valley association.

Over the last decade, we have managed to grow from scratch to being the second largest employer in the eastern part of the country. At the same time, with more than 3,900 employees, we are one of the top fifteen largest employers in Slovakia. Thanks to our highly qualified and motivated employees, we are the company with the fastest growth in added value within the IT industry in Slovakia. Our goal is to proactively find new ways to improve and continuously transform into the type of company providing innovative services.

The company under the brand T-Systems Slovakia s.r.o. has defined its mission as follows: "We give IT meaning".

As part of our strategic activities, we are transforming our company into a modern information and communications technology services provider stepping towards a future based on digital technologies. We implement these steps to move our business from a project-driven model (where we supply the required number of IT experts based on our customer's requirements) to an innovative and product-oriented company model (where we supply and manage products and services during their lifecycle at the customer).

We believe that such a transformation can succeed with the right employees who are constantly developing their skills and thus contributing to the professional image of our brand in the market.

Number of employees

1000 and more employees
ID: 4523956  Datum zveřejnění: 9.10.2023  Spodní hranice mzdy (brutto): 3 100 EUR/month