Top Data Engineer Jobs in Portugal

The Research Engineer will enhance world models through multimodal data by building datasets, processing systems, and conducting experiments to improve model quality. Responsibilities include data acquisition, pipeline creation, and ensuring data's impact on model performance.

The Mission Data Systems Engineer will conduct EW research, develop mission data, support EW programming, analyze test data, and ensure effective communication.

The Data Solutions Engineer will design and deliver data and analytics solutions, manage data pipelines, and support cloud platforms while collaborating with various teams to improve data accessibility and operational efficiency.

Support and evolve the enterprise analytics platform: build and maintain cloud data pipelines (ingest, transform, curate), develop analytics-ready datasets, create Power BI reports and semantic models, apply Python and AI workflows for automation and validation, ensure data quality and governance, and partner with finance and IT to deliver trusted analytics.

As a Software Engineer, you will create tools and pipelines for AI development, manage data solutions for ML teams, and ensure high-quality code.

As a Lead Data Engineer, you'll design scalable data frameworks, develop data pipelines, implement data quality checks, and collaborate with stakeholders to enhance data solutions.

The Mechanical Engineer will design HVAC systems for data centers, perform heat load calculations, select cooling systems, ensure energy efficiency, and coordinate with electrical systems, requiring strong experience in data center environments.

Own and harden Plot's core data platform: stabilize high-throughput ingestion, design read-optimized schemas and partitioning, separate transactional vs analytical workloads, ensure performant data access for dashboards and AI agents, write RFCs, and raise reliability and observability across teams.

As a Data Visualization Engineer, you will analyze data, create visualizations, engineer data pipelines, and collaborate with clients to communicate insights effectively using various tools.

Design, build, and operate core data and streaming platform capabilities for edge and hybrid environments. Own ingestion, contextualization, streaming, schemas, contracts, validation, lineage, and internal telemetry systems. Build connectors for OT/IoT and enterprise systems, ensure reliability/observability, support production readiness, and partner with engineering and customer teams to scale durable data capabilities for AI and operations.

As a Senior Software Engineer, you will enhance Appian's platform performance, handle emergent issues, and implement features using Java and web technologies while adhering to best practices and Agile principles.

Design, build and maintain a self-service data platform to enable teams to create data products. Support real-time analytics, batch processing and ML workloads. Implement secure, scalable, compliant infrastructure with IaC and automation. Enable ingestion, processing and consumption of data at scale. Mentor teammates and drive engineering excellence.

Seeking a Senior Data Scientist/ML Engineer to develop and deploy Machine Learning algorithms, collaborate with teams, and assist federal clients in their digital transformation.

Design, build, and maintain scalable data models, ETL/streaming pipelines, and cloud-native data platforms. Ensure data quality, governance, performance tuning, and enable ML workflows. Lead cross-functional teams, mentor engineers, and implement CI/CD, monitoring, and cost-optimized solutions to support analytics and real-time inference.

Build, operate, and modernize scalable data pipelines and warehouse environments for lottery reporting, analytics, and AI readiness. Improve ingestion, transformations, data models, contracts, observability, lineage, and onboarding patterns. Automate operations, troubleshoot production issues, mentor engineers, and support migration from legacy to cloud architectures while ensuring data quality, reliability, and regulatory continuity.

The Design Data Integrity Engineer ensures the accuracy and compliance of engineering drawings and models, providing quality checks and support for manufacturability.

The role involves design and development using Hadoop and its ecosystem, requiring strong programming skills in Java, Python, and SQL, with experience in data warehouses.

You will create large datasets and training recipes, develop methods for data mining, create scalable infrastructure solutions, and collaborate with ML infrastructure teams.

Develop and maintain real-time market data feeds, focusing on performance and latency improvements in a collaborative environment.

The Principal Automation Engineer will lead the design, delivery, and administration of data historian and integration platforms in pharmaceutical manufacturing, ensuring compliance with cGMP standards and successful project implementation.

Build next generation distributed data storage and processing systems, including projects like Apache Spark and Delta Lake, while focusing on customer value and handling complex data engineering pipelines.

As a Staff Software Engineer, you will build distributed data systems, focusing on reliability and performance for large-scale data processing, using technologies like Apache Spark™ and Delta Lake.

As a Senior Software Engineer at Databricks, you will design and build advanced distributed data storage and processing systems focusing on optimizing performance and supporting various data workloads.

Senior Data Engineers design and build solutions for extracting insights from data sets, focusing on developing big data pipelines and cloud infrastructure.

Lead Quality Data Science/Quality Engineering to embed applied statistics, data science, and ML into GMP operations. Build roadmap, drive process and analytical understanding, support regulatory submissions and inspections, enable predict-and-prevent capabilities, root cause investigations, and cross-functional knowledge management to improve product quality for allogeneic CAR T cell therapies.