Data Engineer | Apache Nifi

Closer Consulting; Lisboa; Hybrid; EUR 55,000 - 75,000; Full time

Job summary

Closer Consulting, a Data Science company in Lisbon, seeks a Data Engineer specialized in Apache NiFi to join a hybrid team. You will design robust data pipelines, optimize ETL/ELT processes, and collaborate with stakeholders across industries. English fluency is mandatory; knowledge of French or Portuguese is a plus.

The role emphasizes CI/CD for data artifacts, data models, and hands-on mentoring of junior team members. Join a diverse, high-impact environment driving analytics.

Qualifications

• Minimum 5–7 years of professional experience in Data Engineering.
• Strong SQL, Python/PySpark and Apache NiFi (mandatory).
• Solid background designing and implementing robust data pipelines/ETL-ELT.
• Hands-on experience with data modeling and CI/CD for data artifacts.
• Bonus: Dataiku, BI tools (Power BI, Tableau), SAS; Agile/JIRA familiarity.
• Full professional English; French or Portuguese a plus.

Skills

Data Engineering

English proficiency

Client interaction / mentoring

Education

Bachelor's degree in Computer Science or related field

Tools

SQL

Python

PySpark

Apache NiFi

Alteryx

Talend

Dataiku

Power BI

Tableau

SAS

JIRA

Job description

Mutual Respect, Empathy, Innovation, and Professional Pride. Do you see yourself within these values?

Founded in 2006 with the mission "To Challenge Complexity", Closer Consulting is a Data Science company specializing in Business Intelligence, Advanced Analytics, and Artificial Intelligence.

Developing projects in the most diverse industries – Banking, Telecommunications, Healthcare, Retail, Energy, Insurance, and Aviation, among others –, we have created an environment where the brightest enquiring minds feel at home, providing our people with the means, opportunities and support they need to thrive and innovate.

We are seeking a skilled Data Engineer | Apache Nifi eager to take on new challenges in a hybrid work model in Lisbon.

Are you the one?

• Experience: 5 to 7 years of proven professional experience in Data Engineering.
• Core Technical Stack: Strong proficiency in SQL, Python and/or PySpark, and Apache NiFi (mandatory).
• ETL/ELT: Solid background designing and implementing robust data pipelines/integration processes (e.g., Alteryx, Talend, or similar tools).
• Data Architecture & CI/CD: Hands-on experience designing data models, schemas, and implementing CI/CD pipelines for end-to-end artifact releases.
• Bonus Skills: Experience with Dataiku, BI tools (Power BI, Tableau), SAS, and Agile/JIRA frameworks.
• Languages: Full professional proficiency in English (mandatory); French or Portuguese notions are an advantage.
• Soft Skills: Client-oriented mindset, proactive attitude, strong communication skills to interact with diverse stakeholders, and readiness to mentor junior team members.

We believe we are the ones to, by:

• Providing a multidisciplinary Team.
• Giving a home office kit with everything you need to perform remotely.
• Ensuring a career plan alongside professional growth.
• Providing you with a custom training plan.

Oh… and by the way, we also have:

• Several challenging complex projects.
• Stimulating teams and leaders.
• World-class Clients and Partners.

Closer is a company that values diversity and inclusion. We are committed to fostering an environment where everyone is treated with dignity and respect, regardless of race, gender, beliefs, sexual orientation, physical or mental disability, or other personal characteristics.

At Closer, we embrace the unique perspectives and experiences that everyone brings, and we believe that it is a fundamental driver for the success we've achieved.