Data engineer | mid

Job criteria

ABOUT THE OPPORTUNITY

Join a transversal data team based in Porto, working with international stakeholders to design, build and improve Big Data solutions for a corporate IT and technology operations environment. This opportunity is suited to a Data Engineer with strong Big Data, Python and PySpark experience, autonomy and a continuous improvement mindset.

WHAT YOU WILL DO

• Develop and maintain datalake pipelines using Python and PySpark.
• Analyze requirements and propose architecture solutions within a datalake environment.
• Gather, document, review and manage application requirements in an Agile context.
• Implement data use cases from simple to complex, with a focus on efficiency and automation.
• Maintain existing data processes and support users with technical needs.
• Work closely with business users, business analysts, data engineers and developers to deliver data-driven solutions.
• Contribute to local initiatives and projects from assessment and use case identification to data preparation, implementation and industrialization.
• Review existing processes critically and propose improvements, especially around performance and optimization.
• Collaborate with distributed teams and stakeholders in an international environment.
• Travel abroad for short periods when required.

WHAT WE ARE LOOKING FOR

• 5+ years of professional experience in data engineering or related data delivery roles.
• At least 4 years of professional experience with Big Data and NoSQL technologies.
• Professional working proficiency in English, minimum B2 level.
• Strong analytical mindset with the ability to identify patterns, trends, seasonality and data behaviours.
• Ability to communicate data insights, findings and results clearly to technical and non-technical stakeholders.
• Autonomy, organization and prioritization skills.
• Proactive, accountable and solution-oriented approach.
• Ability to work effectively in international and distributed teams.
• Willingness to learn, share knowledge and contribute to collective improvement.
• Resilience and adaptability in changing delivery contexts.

TECHNICAL SKILLS

• Python
• PySpark
• Spark
• Hadoop
• HDFS
• Hive
• Kerberos
• Starburst
• Big Data
• NoSQL
• SQL
• Data modelling
• Datalake architecture
• Agile methodologies
• Scrum
• Kanban
• DevOps concepts
• Git
• Jenkins
• XL Deploy
• XL Release
• Visual Studio Code or similar development environments

NICE TO HAVE

• Shell scripting
• Execution plan analysis
• Performance optimization
• Power BI
• Power Apps
• Power Automate
• SharePoint Online administration
• Dataverse environment administration
• REST APIs
• SSAS
• SSIS
• Azure
• Microsoft Power Platform or Data certifications
• Professional working proficiency in French
• Awareness of ISO/IEC 27001, ISO/IEC 42001 or cybersecurity best practices

COMPENSATION TRANSPARENCY

Base salary range: EUR 22,000 - EUR 28,000 gross/year

Total compensation: up to EUR 34,000/year

The salary range is based on objective and gender-neutral criteria, including required competencies, professional experience, level of responsibility and role requirements. Final compensation will be determined according to the candidate's profile and position requirements.

WHAT WE OFFER

• Private health insurance from the first day, with no waiting periods and optional family extension.
• Confidential mental health support through free access to psychological support, content and live sessions from day one.
• Continuous learning, training and certification support throughout your journey.
• Flexibility whenever the role and context allow it, supporting sustainable performance and daily balance.
• Childcare vouchers and practical family support measures.
• Team moments, shared milestones and leadership presence when it matters most.
• A culture built on ownership, impact, honesty, mutual support, agility and continuous improvement.
• Opportunities to contribute to meaningful data solutions while learning from multidisciplinary teams.
• Upskilling opportunities in information security, AI governance, quality management and cybersecurity best practices when relevant to the role.

EQUAL OPPORTUNITY

Hexa is committed to equal opportunities and inclusive recruitment. We value different backgrounds, experiences and perspectives, and we promote fair, respectful and transparent processes aligned with the principles of the Portuguese Diversity Charter.

HEXA LIFE

At Hexa, we are Builders. We take ownership, act with honesty, support one another and adapt with agility. Whether working with clients, projects or internal teams, each Builder contributes to solutions, professional relationships and lasting impact. Here, you will find a collaborative environment where people are encouraged to question, improve, share knowledge and build what comes next together.