AdTech Developer
Job Title: Ad
Tech Developer / Data Engineer (Freelance → Full-time)
Location: Full remote (EU)
About Us
We are a young advertising technology company based in Munich (GER) founded by three media industry experts. Our mission is to give e
Commerce companies simple,
- driven access to Big
Screen advertising (Connected TV, Addressable TV, and Classic TV). What was previously possible only with high entry barriers, we make accessible through an intuitive,
- service tech platform.
The Role
We are looking for a skilled Data Engineer / Backend Developer to join our team on a freelance basis, with the opportunity to transition into a permanent position as we grow. You will play a key role in designing and building the backend data architecture of our platform, integrating multiple data sources, and enabling
- driven insights and visualizations for our clients.
Your Responsibilities
- Design and implement a scalable data warehouse architecture (e. g. Snowflake or similar)
- Build robust ETL/ELT pipelines to integrate diverse data sources such as ad server data, CRM user profiles, and web tracking data
- Develop data models that support advanced analytics and AI / machine learning use cases
- Collaborate with frontend developers to deliver
- driven visualizations and insights - Work closely with the founders to the translate product vision into tech
- Contribute creatively to product and architecture decisions in a dynamic startup environment
Your Profile
- Strong experience with data warehouses (Snowflake), databases, and ETL/ELT processes
- Solid programming skills (Python, SQL, or similar)
- Familiarity with data privacy, web tracking data, or user profile data is a plus
- Experience with cloud platforms (AWS / Azure) is desirable
- Knowledge of machine learning / AI (Chat
GPT) for data modeling is desirable - Fluent in English (spoken and written); German is a plus but not required
- Entrepreneurial mindset: motivated to build, iterate, and grow in a startup environment
- EU work permit required
What We Offer
- A competitive compensation based on daily rates
- A chance to shape the foundation of an innovative Ad
Tech platform - Close collaboration with an experienced founding team
- Freelance entry with perspective for a
- term
- time position - High degree of creative freedom and responsibility
- Full flexible working setup (EU)
If you’re excited about building
- edge data architectures and want to be part of shaping the future of Bigscreen advertising, we’d love to hear from you!
Please send us your CV and a brief note about your relevant experience to
- Informações detalhadas sobre a oferta de emprego
Empresa: onescreen GmbH Localização: Faro
Faro, Faro District, PortugalPublicado: 25. 9. 2025
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