Mid-level Data Engineer – Real-time Facility Navigation

About the role

We are seeking a mid‑level Data Engineer to design, build, and maintain the data infrastructure for a real‑time facility navigation and asset‑tracking platform used in industrial and logistics sites. The role is fully remote (Portugal‑based) and involves working on a fast‑moving, small team to ensure high‑quality, near‑real‑time data processing.

Key responsibilities

• Build and maintain data pipelines that ingest live positioning and telemetry data from BLE tracking hardware.
• Design data models and schemas to support real‑time event detection such as asset pickups and handoffs.
• Implement data quality checks, monitoring, and alerting to detect pipeline failures or data drift.
• Optimize pipelines for low‑latency processing required by the product.
• Handle structured and semi‑structured data from hardware and third‑party API integrations.
• Collaborate with software engineers to ensure data accessibility and reliability.
• Support deployment, monitoring, and troubleshooting of data pipelines in production.

Required profile

• 2‑5 years of professional experience in Data Engineering or Software Engineering.
• Hands‑on experience building and maintaining batch or streaming ETL/ELT pipelines.
• Strong SQL skills and familiarity with relational databases; experience with event or time‑series data is a plus.
• Experience integrating third‑party APIs and webhooks.
• Comfortable working with real‑time or near‑real‑time data processing requirements.
• Experience with a major cloud platform, preferably Azure.
• Excellent communication skills and ability to thrive in a small, cross‑functional team.

Required skills

• SQL
• Azure cloud services
• APIs and webhooks integration
• Real‑time data processing
• Data modeling and schema design
• ETL/ELT pipelines (batch and streaming)
• Data quality monitoring and alerting
• Kafka or Azure Service Bus (message queues/event streaming)
• Geospatial and positioning data (BLE, GPS, RTLS) – nice to have

What we offer

• Fully remote work (Portugal‑based).
• Project duration of 19 weeks, full‑time (8 hours/day) with at least 4 hours of mandatory availability.
• Freelance / Service Agreement with an hourly rate of €31‑33.