Data Engineer Intern
Internship - 3 to 6 months
FR or NL + EN

Our Digital Services team at Orange Business is a dynamic community of expert consultants revolutionizing Customer Experience, Cloud, Data, and AI across various sectors, including retail, finance, manufacturing, life sciences, and public services.

With 30 years of expertise, we remain at the forefront of innovation, helping businesses unlock the full potential of their data ecosystems through transparent, sustainable, and community-driven technological solutions.

We have a significant international presence, with 20% of our activity extending beyond Belgium, and this number continues to grow. By joining us, you will be part of a global impact on businesses around the world.

Check out some of our ongoing projects:

• At Carrefour, Orange Business ensures the seamless operation and evolution of the Data Platform, managing both analytical and operational data flows with a focus on reliability and performance. We handle diverse workloads, including batch and stream processing. By processing everyday terabytes of data that feed dashboards and web APIs, we empower Carrefour to leverage data-driven insights and support their business growth.

• Our customer Sappi, a global pulp and paper company, requested our help to significantly reduce energy costs and offer capacity in energy balancing markets on a daily basis. You could join the team creating, deploying and optimizing multiple forecasting algorithms on GCP.

• For Paradigm, Orange Business created a data platform and a unified set of tools for all public sector to conduct data projects, with a focus on Kubernetes and DevOps processes to enable self-service and standardization. We were able to handle many projects from all administrations, ranging from API management to data processing & analytics, as well as data science modelling.

If you want to take part in this exciting journey, please take a look at the following requirements and let’s meet up if that matches your profile!

What You’ll Do:
All the responsibilities we’ll trust you with

As a Data Engineer Intern, you will be assigned to one of the following technical ambitions. You will contribute to the development of Proofs of Concept, reusable assets, and reference material that support our consulting activities.

GenAI Industrialization:

• Design and industrialize GenAI solutions by applying AIOps principles to ensure reliability, monitoring, governance, and lifecycle management at scale.

• Define reference architectures, build production-ready Proofs of Concept, and select appropriate tools.
  Create internal documentation and training material to support team upskilling.

Code Quality Benchmarking Tool:

• Design and benchmark a tool to assess code quality consistently across all client projects. Define common quality standards and metrics to enable comparison and long-term tracking.

• Deliver a reusable solution that improves maintainability and engineering excellence.

Databricks Emerging Capabilities:

• Monitor Databricks new and emerging features to identify high-value use cases.
  Develop Proofs of Concept to validate the most promising capabilities.

• Present findings internally to support adoption and technical decision-making.

Snowflake deployment:

• Build reusable deployment material to provision Snowflake environments from scratch. Cover core platform setup, security best practices, and Single Sign-On (SSO) integration.

• Provide clear documentation to accelerate and standardize Snowflake implementations.

API Development Best Practices:

• Define best practices for API development using containers and Azure Functions.
  Build reference implementations focusing on security, scalability, and maintainability.

• Deliver reusable guidelines and examples to support consistent API development across projects.

What you’ll bring
What matters most for this role

Your interests & soft skills:

• Proactive mindset and innovative thinking to pioneer solutions that will set new industry standards

• Passion for open source development and building tools that create lasting impact across organizations

• Entrepreneurial spirit with enthusiasm for launching projects that gain high visibility and drive industry transformation

• Strong collaborative approach, thriving in cross-functional teams while contributing to a global open source community

• Excellent communication and presentation skills in French and/or Dutch + English to engage with diverse stakeholders and the open source community

Your technical knowledge:

• Data Engineering: Advanced proficiency in Python

• Dependency Mapping & Analysis: Understanding of system interdependencies, data lineage, and impact analysis methodologies

• Database Technologies: Strong SQL skills and experience with both relational and NoSQL databases

• DevOps & Version Control: Proficiency with Git, CI/CD pipelines, and infrastructure as code practices

• Open Source Development: Experience contributing to or maintaining open source projects, understanding of community-driven development practices

• Cloud Platforms: Hands-on experience with Azure or Google Cloud Platform (GCP) is a plus.

Interests and soft skills we value
We seek individuals who embody our values

Agile, Expert, Together, and Authentic.
You thrive on ambitious goals, collaborate openly, and make a meaningful impact with integrity.
We value professionals who combine deep expertise with a passion for learning, innovation, and exceeding expectations.
If you show initiative, accountability, and support your colleagues, you’ll flourish with us.
Excellence comes from people who lead by example and pursue personal and professional growth.

Why you should join us:
Some of the rewards of working as an intern at Orange Business

· A community of experts - as Digital Natives, we put innovation at the heart of our expertise. Continuously seeking new ideas, we proudly host regular “Guild” workshops and knowledge-sharing sessions through our Data Meetups.

· A place to strengthen both technical depth and professional skills (communication, ownership, stakeholder collaboration).

· Exposure to real-world client contexts and business challenges where your work has visible impact.

· Real opportunity to grow your autonomy, gain hands-on experience, and be hired after the internship period.

· We may work with tomorrow’s technology, but at our core we are a people-oriented organization. We value quality, feedback, continuous improvement, as much as collaboration, openness, inclusivity and well-being at work.

· Hybrid way of working and modern & collaborative office in Brussels

Ready to build with us?

Apply with your CV and (if available) links to GitHub, portfolio, or examples of work that reflect your experience.

More about Orange Business:
Check out our website for even more or connect with us on LinkedIn.