Top Data Engineer Jobs in Portugal

The Staff Data Engineer will build and optimize data pipelines, ensure data reliability, collaborate with teams, and shape the data engineering landscape at CookUnity.

The role involves building and maintaining full-stack systems for data feedback collection, translating research into production infrastructure, and enhancing model training and interaction.

Lead and architect large-scale data products and pipelines across teams. Design and deliver ELT/ETL solutions, evaluate tools, ensure scalability and integrity, influence technology decisions, and research emerging big-data/cloud methodologies (AWS, Hadoop/EMR, Spark, Kafka, Snowflake). Partner with architects and stakeholders to drive implementation and operationalize production workloads.

As a Senior Data Engineer, you will build complex data solutions and pipelines, support analytics growth, and educate users. Collaboration and advanced technical skills are essential.

The Data & Control Systems Engineer designs and maintains control infrastructure for launch operations, develops automation systems, and supports data acquisition efforts for the Starship Launch Vehicle.

The Senior Associate will build and extend the data platform and AI applications, focusing on data engineering, cloud infrastructure, and AI development.

Design, build, and operate scalable data pipelines and BI/reporting layers; own data architecture and integrations (IoT, vendor APIs, business systems); contribute to Node.js backend services, AWS infrastructure, CI/CD, and AI-assisted tooling to support analytics, operations, and enterprise integrations.

Lead technical design and deliver scalable data foundations and GenAI pipelines for industrial IoT telemetry on Azure Databricks. Architect medallion lakehouse ingestion and streaming, enforce governance and CI/CD, mentor engineers, and collaborate with data scientists to produce AI-ready datasets and production RAG/embedding solutions.

Design and implement scalable Databricks data architectures and pipelines to process high-volume IoT telemetry for AI/ML workloads. Build RAG systems with vector databases and LLMs, enable training/inference data flows, implement DataOps CI/CD and observability, and mentor teams while integrating GenAI into production data workflows.

Design, implement, and maintain scalable ETL and real-time data pipelines using Apache NiFi; architect and optimize Snowflake data warehouses; administer Linux-based cloud environments (Azure/AWS/GCP); build CI/CD workflows; enforce data governance, lineage, and auditing; troubleshoot platform issues; mentor staff and document best practices to support micromobility and delivery analytics for the Department of Sustainable Delivery.

Design, build, and maintain cloud-based data pipelines and ETL processes to populate data warehouses. Optimize storage and performance, enforce security and data quality, automate tasks with scripting, mentor junior engineers, and evaluate new technologies to improve scalability and reliability.

Design, build, and maintain cloud-based data pipelines and ETL into data warehouses (Snowflake/AWS). Ensure data quality, security, and performance; optimize storage and retrieval; automate tasks with Python/Bash; monitor/troubleshoot pipelines; mentor junior engineers; evaluate new technologies and support legacy systems.

Lead design and development of directional communications and data-link systems for Coherent Distributed Networks. Develop RF/DSP algorithms (beamforming, time-transfer), optimize real-time implementations on software and hardware (C++, Python, MATLAB, FPGAs, DSPs), model and simulate radar systems, plan field tests, mentor engineers, and deliver system requirements and technical reports. Onsite in El Segundo or San Diego, CA.

Lead design and development of directional communications and data-link systems for Coherent Distributed Networks. Drive RF/beamforming, time-transfer, GPS-denied positioning, DSP and radar algorithm development, prototype hardware, simulations, field tests, and mentor junior engineers. Work onsite in El Segundo or San Diego.

Lead the design and optimization of scalable data ingestion pipelines, develop reusable ETL components, and mentor junior engineers while leveraging expertise in Python and AWS for the Arine platform.

Own and improve the company data stack: expand the data warehouse, build and streamline Python-based ingestion and ETL processes, refactor dbt models, maintain data quality, standardize reporting, and collaborate with engineering and analysts. Act as technical owner for parts of the stack and proactively drive improvements and automation.

As a Staff Software Engineer, you'll architect and build foundational platform services, focusing on data infrastructure, healthcare interoperability, and secure APIs while mentoring other engineers.

The Data Engineer will collaborate with global teams to design and implement data solutions, focusing on ETL processes and data validation within Allegion's analytics initiatives.