Junior Data Practitioner - Hybrid | Barcelona/Madrid/Cluj

Mission

Still stuck cleaning data without real impact?

Ready to join the AI revolution and build the future of data-driven decision making?

Be part of one of Europe’s leading AI tech hubs, in Spain or Romania.

Grow your career at the intersection of data, AI, and business impact.

At Aily Labs, we’re not just looking for analysts, we’re training the next generation of AI-native data practitioners. If you're eager to work with real-world data, shape intelligent solutions, and learn fast in a high-growth environment, this is your chance.

If you’re ready to shape the future of AI decision-making and work at the intersection of innovation and impact, join us.

Your profile

Key Responsibilities:

If you have a passion for data and technology and want to join a crew of sharp analytical minds and data enthusiasts, then this may be the right opportunity for you. As a Data Practitioner, you will take part of the following tasks:  

• Develop high quality data models in SQL to support our applications
• Create well-defined, performant, and documented DBT model
• Design, build, and launch new data models and data pipelines.
• Implement best practices in data engineering, including data integrity, validation, reliability, and documentation, while improving data discoverability
• Optimize database design for performance 
• Develop automated data pipelines in AWS (Lambdas, Glue, EKS) 
• Design and build new ways on ingesting and providing data (API, 3rd party integrations). 
• Implement muti-tenant data architecture systems
• Build relationships with Data Scientists, Product Managers, and Software Engineers to understand data needs

Qualifications/ Experience 

• 2+ year of relevant Data working experience 
• Coding skills in Python and SQL 
• Knowledge of Data tooling (Airflow, DBT, S3, RDS, …)
• Ability to build workflows in Airflow with operators, dependencies, and error handling. Implements proper scheduling and triggering conditions.
• Understanding of and ability to follow data design principles
• Good understanding of GIT (branching, merging and rebase) 
• Ability to communicate complex concepts concisely and clearly  
• Able to work autonomously with agility 
• Strong, concise communication skills 

Who are we?

Aily Labs is rewriting how businesses make decisions. Founded in 2020, we’re a fast-growing applied AI scaleup operating across Munich, Madrid, Barcelona, New York, and Cluj-Napoca. Our AI-powered mobile app delivers real-time, actionable business insights, empowering enterprises to make smarter, faster decisions and break silos at scale.
We focus on high-impact AI technology -no fluff, no filler - giving users accurate real time decision intelligence.

What sets us apart?

What We Offer

• A flexible working culture: Work from home and vibrant hubs in Barcelona, Madrid, and Cluj. 
• Cutting-edge tools: A MacBook Pro (M2, 16GB) to maximize your productivity.
• Collaborative team: Join an internationally diverse group that thrives on creativity and support.
• Growth opportunities: Participate in bootcamps, knowledge-sharing events, and training tailored to your aspirations.