Junior Data Engineer
? THE ROLE
We are looking for a Junior Data Engineer with foundational skills in T-SQL, ETL concepts, and Microsoft Data Factory/Fabric to support daily operations at database and data lake level.
In this role, you will execute
- defined data tasks, follow established runbooks, and help ensure that pipelines, transformations, and datasets run reliably. This position is ideal for someone early in their data engineering journey who is eager to learn, grow, and contribute to a
- grade environment with close guidance from senior team members.
? ? WHAT YOU’LL BE DOING
Pipeline Operations & Monitoring
- Run and monitor Microsoft Data Factory/Fabric pipelines and workflows, escalating issues when necessary.
- Assist with reviewing pipelines and dataflows in Azure Data Factory/Fabric.
Data Exploration & Transformation
- Use Microsoft Data Factory/Fabric (Lakehouse, Warehouse, Notebooks) for simple data exploration and operational tasks.
- Apply basic SQL (filters, joins, aggregations) for straightforward data checks and transformations.
- Perform simple Py
Spark transformations as part of routine processing.
- Work with Delta Lake tables, understanding ACID properties and versioning at a basic level.
Operational Execution & Data Quality
- Execute operational tasks across databases and data lakes following established procedures and runbooks.
- Collaborate with teammates to maintain data quality and troubleshoot issues.
Governance & Continuous Learning
- Follow established best practices, documentation, and governance guidelines.
Learn continuously and expand capabilities across Fabric, ETL tooling, SQL, and orchestration.
? SELECTION CRITERIA
- Basic T-SQL skills (filters, joins, aggregations).
- Understanding of ETL fundamentals, data quality basics, and ability to follow established runbooks.
- Introductory exposure to dbt (models, sources).
- Basic understanding of Microsoft Data Factory/Fabric (pipelines, dataflows, lakehouses, etc. ).
- Ability to create and monitor Microsoft Data Factory/Fabric pipelines.
- Ability to execute simple Py
Spark transformations.
- Understanding of Delta Lake fundamentals (ACID, time travel, versioning).
- Asks clarifying questions when unsure.
- Communicates blockers early and proactively.
- Open to feedback and eager to learn.
- Works effectively with close guidance.
- Demonstrates basic ownership and reliability.
? PERKS
- Fully Remote or Hybrid Work System (decided by the employee) ;
- Meal Allowance: €10. 20 per day (via card)
- 15th Month Bonus Salary Policy;
- 4 extra vacation days (your birthday, Carnival, December 24th and December 31st);
- Participation in International Projects;
- Health Insurance (Advance Care - for you, spouse and children);
- Life Insurance;
- Company-Paid Certifications;
- Team Building Activities;
- Innovative & Young Culture.
? LOCATION
We’re based in Porto, Portugal. Although there is the possibility of remote working, we are only considering people located in Portugal.
- Informações detalhadas sobre a oferta de emprego
Empresa: JTA: The Data Scientists Localização: Porto
Porto, Porto, PortugalPublicado: 13. 12. 2025
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