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Junior Data Engineer - Mobile Apps

1 month ago
Spain
Full-time
Junior
Data Engineer
Software Development
Apache Airflow CI/CD Databricks Datadog dbt Docker Encryption GCP Git GitHub Actions GitLab CI Grafana Java Jenkins Kafka Machine Learning New Relic Prometheus Python Scala Terraform Vertex AI
Apply Now
Leadtech

Leadtech

Leadtech is a Barcelona-based Online Innovation Technology company that has rapidly grown since 2007, becoming an industry leader in online project management with a global team of over 570 professionals.

IT Services
251-1K
Founded 2009
View All Jobs 15

Description

  • Support the development and maintenance of the data platform on GCP, including BigQuery/Databricks warehousing and Google Cloud Storage data lake storage.
  • Help organize data into layered architecture and domain-focused Data Marts for analytics and reporting.
  • Assist with Terraform-based infrastructure as code to provision and manage cloud resources.
  • Build, maintain, and improve ETL/ELT pipelines using Apache Airflow for workflow orchestration.
  • Develop and maintain dbt transformations to create clean, version-controlled data models in BigQuery.
  • Support data ingestion and processing with Google Dataflow, Apache Beam, and Pub/Sub where needed.
  • Monitor scheduled jobs, troubleshoot failures, and help ensure timely delivery of data for analytics and reporting.
  • Implement and maintain data quality checks using Great Expectations, dbt tests, or similar tools.
  • Document datasets, metadata, lineage, and audit processes.
  • Partner with Analytics, Product, and Data Science teams to provide reliable datasets for dashboards, reporting, experimentation, and machine learning use cases.

Requirements

  • 1+ year of experience in data engineering or a related data role.
  • Experience with mobile, product, or marketing data is a plus.
  • Hands-on experience with GCP services such as BigQuery and Google Cloud Storage.
  • Familiarity with Apache Airflow for scheduling and orchestrating data workflows.
  • Some experience with dbt or similar transformation tools.
  • Exposure to Pub/Sub, Dataflow, or other batch/streaming tools is a plus.
  • Understanding of Data Mart concepts and interest in infrastructure as code tools such as Terraform.
  • Good coding skills in Python; Java or Scala is a plus.
  • Ability to write scripts for automation and data processing tasks.
  • Familiarity with Docker and basic container concepts.
  • Exposure to CI/CD and version control workflows such as GitHub Actions, GitLab CI, Jenkins, or similar.
  • Understanding of data quality principles and experience with dbt tests, Great Expectations, or similar tools is a plus.
  • Basic knowledge of data governance concepts such as lineage, metadata, and access control.
  • Awareness of privacy and compliance principles such as GDPR is a plus.
  • General understanding of OLTP and OLAP systems.
  • Clear communication skills and willingness to work closely with technical and non-technical stakeholders.
  • Organized, proactive, and eager to learn.
  • Strong problem-solving mindset and attention to detail.
  • Interest in machine learning workflows and exposure to tools such as Vertex AI or similar ML platforms.
  • Familiarity with monitoring and observability tools such as Prometheus, Grafana, Datadog, or New Relic.
  • Exposure to real-time or streaming data tools such as Kafka, Spark Streaming, or similar technologies is a plus.
  • Relevant cloud or data certifications, especially GCP certifications, are a plus.
  • Experience working with different LLMs and automations is a plus.

Benefits

  • Competitive salary and full-time permanent contract.
  • Top-tier private health insurance, including dental and psychological services.
  • 25 days of vacation plus your birthday off, with flexible vacation options and no blackout days.
  • Flexible start and end times.
  • Option to work fully remote, hybrid, or from the Barcelona office.
  • Free Friday afternoons with a 7-hour workday.
  • 35-hour workweek in July and August.
  • Annual budget for external learning opportunities and personalized internal training.
  • Office perks including free coffee, fresh fruit, snacks, a game room, and a rooftop terrace in Barcelona.
  • Ticket restaurant and nursery vouchers paid directly from gross salary.

Interested in this position?

Apply directly on the company website

Apply Now

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