Junior Data Engineer

Making Science Group S.A.; Madrid; Hybride; EUR 42 000 - 64 000; Plein temps

Avantages offerts par ce poste

Indefinite contract

Performance bonus

Flexible benefits

23 vacation days

Résumé du poste

Making Science Group S.A. is seeking a Data Engineer to design and maintain scalable data pipelines for marketing and analytics. You will work with data from GMP, social platforms, and programmatic channels, ensuring data quality and performance in cloud environments.

Collaboration with multi-client teams will be essential to deliver robust data solutions. Ideal candidates have 2+ years in data engineering, strong BigQuery SQL, and Python experience.

Qualifications

• 2+ years of experience in Data Engineering or similar roles.
• Strong SQL skills, especially in BigQuery.
• Experience with Python for data processing and automation (nice to have).

Responsabilités

• Design, build, and maintain data pipelines for marketing and business analytics use cases.
• Work with data from digital marketing platforms (GMP, Paid/Organic Social, Programmatic, etc.).
• Develop scalable and efficient data solutions (avoiding ad-hoc approaches).
• Collaborate with cross-functional teams in multi-client or consulting environments.
• Ensure data quality, reliability, and performance across data workflows.
• Support data modeling and transformation processes in cloud environments.

Connaissances

BigQuery SQL

Python for data processing

Data modeling

Data quality & reliability

Formation

Bachelor's degree in a related field

Outils

Airflow

dbt

GCP tools

Description du poste

Requisition ID1678-Posted04/20/2026-Spain

Making Science is an international digital acceleration company with over 1,200 experts across 15 markets, including Spain, Portugal, Mexico, Colombia, France, Italy, the UK, Ireland, Sweden, Denmark, Norway, Finland, Germany, Georgia, and the USA. As a proud consulting partner of Local Planet — the world’s premier network of independent media agencies — we deliver a suite of digital, technology, and performance marketing services to a global clientele. Our expertise spans digital marketing and MarTech, software and cloud solutions, artificial intelligence, and SaaS, all underscored by a relentless pursuit of innovation.

Making Science was ranked 15th in the FT1000: Europe's Fastest-Growing Companies 2023. Committed to making a positive impact, Making Science actively engages in various ESG initiatives. We’ve joined forces with the Climate Pledge, the United Nations Global Compact, and Pledge1%, dedicating resources and efforts to support non-profit organizations. Through these endeavors, we are committed to driving meaningful change for a brighter, more sustainable future.

As part of its commitment to innovation, Making Science offers its clients end-to-end capabilities required for consulting, development, integration, and maintenance of advanced IT solutions. Our global network of delivery hubs not only fosters job growth but also serves as an incubator for cultivating top-tier tech talent, fueling projects that accelerate transformation and modernisation.

Our team is composed of digital native professionals, who have a wide knowledge in the different stages and disciplines of the digital transformation: Digital Strategy, Infrastructures, Software Development, Creativity and UX/UI Design, Digital Marketing, and Big Data.

Making Science is People Centric, and we actively bet on our employees! We believe that they are the key to any successful business, and therefore, our greatest asset. We strive to provide daily learning opportunities for those who work with us and their colleagues. It is also really important that they enjoy what they do, and have positive experiences. We want our employees to feel proud of their accomplishments, and that they belong to a company that is in constant growth, because each person’s contribution is essential to achieve our success.

We believe in the power of diversity and the value of inclusion.At Making Science, our unique experiences, backgrounds, and perspectives are what drive our innovation and success. We are dedicated to providing an equitable hiring process and an inclusive work environment where all individuals are respected and feel they belong. Join us and bring your whole self to work!

The First Party Data/DataOPs Business Unit is an expert provider of tailored information technology solutions. We are pioneers in the application of Big Data, Cloud and Machine Learning technologies to meet real-time business challenges and are continuously innovating in these areas, evaluating and incorporating the latest tools. The technical environment is demanding whereby our solutions are deployed in very large companies supporting billions of events processed per day and millions of concurrent user sessions. Being a very early adopter, the Company has been leveraging some of the latest technologies in the area of Big Data and machine learning over the past 10 years.

What we’d like you to do

• Design, build, and maintain data pipelines for marketing and business analytics use cases
• Work with data from digital marketing platforms (GMP, Paid/Organic Social, Programmatic, etc.)
• Develop scalable and efficient data solutions (avoiding ad-hoc approaches)
• Collaborate with cross-functional teams in multi-client or consulting environments
• Ensure data quality, reliability, and performance across data workflows
• Support data modeling and transformation processes in cloud environments

What we’d like you to bring

• 2+ years of experience in Data Engineering or similar roles
• Strong SQL skills, especially in BigQuery (advanced level required)
• Experience with Python for data processing and automation (nice to have)
• Hands‑on experience with GCP tools (BigQuery, Dataform, Data Transfer, Cloud Storage, etc.) or other cloud platforms
• Experience building data pipelines using tools like Airflow, dbt, or similar
• Exposure to digital marketing or business analytics data is highly valued
• Experience working on scalable solutions (non ad-hoc) is a strong plus
• Background in consulting or multi-client environments is a plus

Perks of joining us

• We give you complete stability with an indefinite job contract.
• We offer a fixed salary according to your worth and experience, plus a performance based bonus.
• Get the most out of your salary with our Flexible Payment Plan (Restaurant Ticket, Transportation Ticket, Day Care Ticket, and Medical Insurance).
• Do you know someone that fits in Making Science? Refer him or her, and you can get a bonus if they’re hired!
• Feedback is part of our day to day lives. We recognize a job well done through a continuous feedback model.
• The opportunity to meet our international team with our Ambassadors Program.
• We care about a healthy work‑life balance. You can count on having flexible working hours and one day a week where you can work from home.
• You will never stop learning with us: subsidized training, free language classes, learning capsules, an e-learning platform, and many more.
• Pack your bags! You’ll have 23 vacation days, plus 24th, 31st of December and San Publicito are off, and we have afternoons off on the eve of national holidays.
• Work comfortably and follow your own style, because we don’t have a dress code.
• We know how to have a good time!
• Never go hungry with our free daily fruit and our vending machine card!
• Take a break on our terrace, play foosball, darts, or PlayStation
• Be a part of a young, adventurous, and professional team, with people you’ll grow fond of!

Challenge the future with us - Join our Making Science team!