Data Engineer – Senior (ref4613y)

Data Engineer – Senior

Ranked as Hungary's most attractive employer in 2025 (according to Randstad's representative survey), Deutsche Telekom IT Solutions is a subsidiary of the Deutsche Telekom Group. The company provides a wide portfolio of IT and telecommunications services with more than 5300 employees. We have hundreds of large customers, corporations in Germany and in other European countries. DT-ITS received the Best in Educational Cooperation award from HIPA in 2019, acknowledged as the Most Ethical Multinational Company in 2019. The company continuously develops its four sites in Budapest, Debrecen, Pécs and Szeged and is looking for skilled IT professionals to join its team.

Job Description

In your future project, you will directly work with our customer from the energy solution industry, dedicated to decarbonization of major industries in global economy. Together with the T-Systems International Data Intelligence Business unit team members you will join to an international team supporting our customer. A key focus will be the development of the existing analytics environment of our customer to explore, develop and orchestrate analytics, including simple rule-based models and machine learning algorithms.

Daily tasks:

• Developing and maintaining data-centric applications using Python.
• Monitoring and optimizing system performance and health, with a strong focus on using Datadog.
• Creating efficient internal processes and collaborating with internal stakeholders to achieve project goals.
• Applying DevOps practices, Test-Driven Development (TDD), and Clean Code principles in daily work.
• Solving problems and effectively managing challenges related to system operations.

Qualifications

• Bachelor or master's degree in the following areas: Computer science, Engineering or Information Technology or equivalent work experience in IT
• Strong experience with Python
• Strong experience with Datadog
• Experience with Pandas (for times series)
• Candidates need good English written and oral skills.
• AWS (use storage efficiently, deploy to the cloud)

Nice-to-have skills:

• Experience with NoSQL and SQL databases
• Experience with GitLab
• Knowledge of DevOps practices
• Experience with version control systems (e.g. git)
• Experience with Jenkins
• Experience with data pipelines
• Experience with SageMaker Notebooks
• Experience with data-driven development
• Experience with ELK stack and Grafana

Additional Information

* Please be informed that our remote working possibility is only available within Hungary due to European taxation regulation.