Data Engineer

Orange Polska; Warszawa; Hybrid; PLN 180,000 - 300,000; Full time

Benefits offered by this job

Hybrid work model

Pension program

Private medical care

Loans for housing/health

Vacation subsidy

Sports card

Integration events

Group insurance on preferential terms

Smartphone with unlimited Internet

Health and wellbeing programs

Job summary

Orange Polska’s Innovation Team is driving cutting-edge data and AI projects across Europe. You will design scalable data models, build data pipelines, and develop Python-based integrations for both on-prem and cloud environments.

The role offers a hybrid work model, international collaboration, and opportunities for training and growth, with travel as needed.

Qualifications

• Advanced knowledge of data engineering for AI/ML solutions.
• Experience with data warehouses and BI.
• Experience with on-prem or cloud (GCP preferred).
• Strong Python data libraries: Pandas, etc.
• Experience with ETL/ELT processes.

Responsibilities

• Design, development and optimization of data models.
• Build and maintain databases, data warehouses, and data processing and storage systems.
• Creating and managing ETL/ELT processes.
• Cleaning, transforming and processing data to ensure its quality, consistency and compliance with business requirements.
• Creating scripts and procedures to automate processes.
• Testing data quality.
• Work with analytics and business teams to understand requirements, develop appropriate solutions, and deliver data in the right format and at the right time.
• Develop and maintain documentation on data infrastructure, ETL/ELT processes, database schemas and other aspects related to data management.
• Work with partners from other countries.
• Travel to other countries.
• Backend development, writing data integrations, APIs (Python).
• Proved experience in data integration and orchestrating processes in Python.

Skills

Python

English

Data engineering

Data modeling

Collaboration

Education

Higher education in Computer Science, Mathematics / Statistics, Telecommunications or related

Tools

Pandas

FastAPI

kubeflow pipelines

GCP libraries

Git

Terraform

Linux

Job description

About The Job

Join Orange Innovation Team, where we lead cutting-edge data and AI projects across Europe. As a key contributor, you will help build scalable frameworks for network investments and AI solutions, working with large-scale data environments. This is a great opportunity to develop your skills in a collaborative, international setting, with access to training and professional growth opportunities.

Responsibilities

• Design, development and optimization of data models.
• Building and maintaining databases, data warehouses, and data processing and storage systems.
• Creating and managing ETL/ELT processes.
• Cleaning, transforming and processing data to ensure its quality, consistency and compliance with business requirements.
• Creating scripts and procedures to automate processes.
• Testing data quality.
• Work with analytics and business teams to understand requirements, develop appropriate solutions, and deliver data in the right format and at the right time.
• Develop and maintain documentation on data infrastructure, ETL/ELT processes, database schemas and other aspects related to data management.
• Work with partners from other countries.
• Travel to other countries.
• Backend development, writing data integrations, APIs (Python).
• Proved experience in data integration and orchestrating processes in Python.

Requirements

• Higher education in Computer Science, Mathematics / Statistics, Telecommunications or related.
• Ability to work with large amounts of data in an operational environment.
• Experience in data engineering for AI/ML solutions hosted on-prem or in the cloud (preferred GCP).
• Experience in Data Warehousing and Business Intelligence.
• Good knowledge of common Python libraries and frameworks (Pandas, FastAPI, kubeflow pipelines, GCP libraries).
• Good knowledge of SQL databases, knowledge about noSQL would be an asset.
• Experience in working with Linux and Git version control system (GitLab).
• Knowledge of English at a level allowing for communication and preparation of technical documentation.
• Practical knowledge of implementing cloud infrastructure (Terraform).

What We Offer

• Stable employment based on an employment contract.
• Hybrid work model (2 days from the office / 3 days from home).
• Pension program – after 6 months of employment, Orange will contribute 7% of your gross salary each month to your retirement account.
• Private medical care with PZU Zdrowie.
• Interest-free loans for housing, health, and other purposes.
• Subsidy for vacation.
• FitProfit sports card.
• Integration events and trips co‑financed from the social fund.
• Option to join group insurance on preferential terms.
• Smartphone with unlimited Internet – also for private use.
• Preferential offer for Orange services.
• Diverse and tailored development opportunities – training, access to educational platforms (including language learning platforms), internal internship programs, and inspiring educational events.
• “Health YES” – a program for people with disabilities.
• “I’m in the game” – support for parents returning to work after parental leave
• Wellbeing programs.
• Volunteering in cooperation with the Orange Foundation.