Senior Data Engineer – Apache NiFi

About the role

Keyrus is seeking a Senior Data Engineer with deep expertise in Apache NiFi to design, build, and optimise data pipelines for its European clients. The role is fully remote and offers the flexibility to work either as a B2B contractor or a permanent employee.

Key responsibilities

• Design, develop, and maintain scalable data pipelines using Apache NiFi.
• Integrate structured and unstructured data from sources such as Salesforce, APIs, SFTP, SAP, and CRM into cloud‑based or on‑premise databases.
• Ensure data quality, security, and governance across all flows.
• Optimise NiFi workflows for performance, reliability and scalability, including deployment in Kubernetes environments.
• Collaborate with data scientists, analysts and engineers to guarantee data availability.
• Implement CI/CD pipelines and version control using NiFi Registry and Toolkit.
• Develop Bash and Python scripts for automation, monitoring and workflow execution.
• Troubleshoot and resolve pipeline issues to maintain high availability.

Required profile

• Several years of experience building data integration solutions with Apache NiFi.
• Strong knowledge of Kubernetes, cloud and on‑premise data platforms.
• Proven ability to work autonomously in a fully remote, high‑autonomy environment.
• Experience with both real‑time and batch processing requirements.

Required skills

• Apache NiFi
• Kubernetes
• Python
• Bash
• CI/CD pipelines
• Git / NiFi Registry & Toolkit
• APIs (REST/SOAP)
• Salesforce
• SFTP
• SAP
• CRM systems
• ETL / ELT processes

What we offer

• Remote work across Europe.
• Full‑time 40 h/week schedule.
• Contractor daily rate €260‑€350 or permanent salary €38 000‑€45 000 gross per year (Portugal/Spain).
• Opportunity to work on complex, multi‑source data environments with cutting‑edge technologies.