Data Engineer

Holaluz; Barcelona; Presencial; EUR 55.000 - 85.000; Jornada completa

Descripción de la vacante

Holaluz is seeking a Data Engineer to shape our data-driven decisions in Barcelona. You will build robust data pipelines, enable AI and ML initiatives, and deliver actionable insights to leadership.

Join a fast-paced, collaborative team focused on scalable analytics, robust reporting, and impactful data products across the organization.

Formación

• A Bachelor’s degree in Mathematics, Engineering, Telecommunications, or a related field.
• 3–5 years of experience working as a Data Analyst, Data Scientist or Data Engineer.
• Technical Proficiency: SQL and Python for data manipulation, analysis, and automation.
• Experience with data warehousing and analytics pipelines.

Responsabilidades

• Develop and implement end-to-end AI projects powered by advanced AI tools to solve and automate key business problems and processes.
• Develop and deploy traditional machine learning models (Classification/Regression).
• Populate the Data Warehouse with datasets using Python and SQL to create robust data pipelines.
• Answer business questions using a wide range of data techniques and develop concise one-page documents with actionable insights.
• Translate complex data into clear presentations for senior management and stakeholders; create compelling visualizations of key metrics.

Conocimientos

SQL

Python

Data analysis

Communication

Collaboration

Proactive mindset

Educación

Bachelor's degree in Mathematics, Engineering, Telecommunications, or a related field

Herramientas

Apache Airflow

Power BI

Tableau

QlikView

Git

AWS

Descripción del empleo

Are you a data enthusiast ready to make an impact? Join our team as a Data Engineer, where you’ll play a pivotal role in shaping our company’s future through sharp analysis, strategic insight, and proactive collaboration.

Key Responsibilities

AI & Machine Learning

• Develop and implement end-to-end projects powered by advanced AI tools to solve and automate key business problems and processes.
• Develop and deploy traditional machine learning models (Classification/Regression).
• Foster an AI-driven culture within Holaluz by researching and disseminating AI knowledge across the company.
• Stay up to date with emerging technologies and assess their suitability for Holaluz.

Data Warehousing

• Populate the Data Warehouse with datasets using Python and SQL to create robust data pipelines.
• Optimize and evolve the data warehousing infrastructure to ensure cost-effectiveness and scalability.
• Maintain the smooth and efficient operation of Data Analytics systems.

Insight Generation & Analytics

• Answer business questions using a wide range of data techniques.
• Develop concise one-page documents with actionable insights and business recommendations.
• Conduct in-depth analyses to solve key business problems.
• Translate complex data into clear and concise presentations for senior management and stakeholders, effectively communicating key findings and recommendations.
• Create compelling visualizations to effectively communicate key metrics to stakeholders.

What We're Looking For

Education & Experience

• A Bachelor’s degree in Mathematics, Engineering, Telecommunications, or a related field
• 3–5 years of experience working as a Data Analyst, Data Scientist or Data Engineer.

Key Skills & Attributes

• Technical Proficiency: Expertise in SQL and Python for data manipulation, analysis, and automation.
• Analytical & Strategic Thinking: Proven ability to dissect complex problems and deliver strategic solutions.
• Communication & Storytelling: Strong ability to distill intricate technical concepts into clear, actionable business insights.
• Proactive Mindset: A detail-oriented, solution-focused professional with high standards for data accuracy.
• Collaboration: Dependable team player who thrives both independently and in collaborative environments.
• A positive, energetic attitude that aligns with our SHAKE culture:
• Say things as they are
• Have fun
• Always people first
• Keep rowing together
• Es posible

Complementary Skills And Experience

• Workflow Orchestration: Hands-on experience with orchestration tools like Apache Airflow.
• Data Visualization: Hands-on experience building reports and dashboards in tools such as Power BI, Tableau, or QlikView.
• Version Control: Strong understanding of version control best practices using Git.
• Cloud Platforms: Previous experience working within cloud environments, specifically AWS, is highly appreciated.

Why Join Us?

This role is more than just a job, it's an opportunity to drive meaningful impact within a fast-paced, forward-thinking organization. If you consider yourself an optimistic person, dedicated and excited to grow within a culture of transparency, collaboration, and possibility, we'd love to hear from you.