Data Engineer - Java focused [F/M/X]

AMARIS GROUP SA; Eindhoven; On-site; EUR 90,000 - 120,000; Full time

Job summary

Amaris Consulting is seeking a Senior Data Engineer with 5+ years hands-on experience to support migration of ETL processes to a cloud-ready environment in the Netherlands. You will analyze architectures, review documentation and code, and own the implementation end-to-end.

You will work independently and with cross-functional teams to ensure reliable data movement, integration, and scalable solutions. Proficiency in Java, SQL, ETL, REST APIs, and AWS S3 is required; Spark and Azure Data Lake

Qualifications

• Advanced Java development experience (mandatory)
• Advanced SQL skills (critical)
• Strong understanding of ETL processes and data integration
• Experience with data engineering and data migration projects
• Experience with REST/API-based integrations
• Knowledge of AWS S3 or similar cloud storage services
• Experience with PostgreSQL or other relational databases
• Ability to read, understand, and modify existing codebases independently

Responsibilities

• Analyze existing ETL processes and platform architecture.
• Migrate and adapt ETL pipelines to the target cloud environment.
• Understand, maintain, and modify existing Java-based ETL code.
• Collaborate with both the source platform team and receiving business unit team.
• Contribute to architecture and integration decisions.
• Ensure successful data movement and integration between platforms.

Skills

Advanced Java development

Advanced SQL

ETL processes and data integration

Data migration projects

REST/API-based integrations

AWS S3 or similar cloud storage

PostgreSQL or other relational DBs

Independent codebase modification

Tools

Apache Spark

Azure Data Lake

Job description

We are looking for a Data Engineer 5+ years hands on experience in industry to support the migration of existing ETL processes to a new environment. This role requires a hands-on, independent professional who can quickly understand existing architectures, analyze documentation and code, and take ownership of the implementation.

Key Responsibilities

• Analyze existing ETL processes and platform architecture.
• Migrate and adapt ETL pipelines to the target cloud environment.
• Understand, maintain, and modify existing Java-based ETL code.
• Collaborate with both the source platform team and receiving business unit team.
• Contribute to architecture and integration decisions.
• Ensure successful data movement and integration between platforms.

Core Requirements

• Advanced Java development experience (mandatory)
• Advanced SQL skills (critical)
• Strong understanding of ETL processes and data integration
• Experience with data engineering and data migration projects
• Experience with REST/API-based integrations
• Knowledge of AWS S3 or similar cloud storage services
• Experience with PostgreSQL or other relational databases
• Ability to read, understand, and modify existing codebases independently

Nice to Have

• Apache Spark
• Azure Data Lake

Profile

• Senior-level professional with strong ownership and execution capabilities
• Able to work independently with minimal supervision
• Comfortable understanding existing solutions and adapting them to new environments
• Strong analytical and problem-solving skills

Who are we?

Job description

Senior Data Engineer (Java / SQL / ETL)

We are looking for a Data Engineer 5+ years hands on experience in industry to support the migration of existing ETL processes to a new environment. This role requires a hands-on, independent professional who can quickly understand existing architectures, analyze documentation and code, and take ownership of the implementation.

Key Responsibilities

• Analyze existing ETL processes and platform architecture.
• Migrate and adapt ETL pipelines to the target cloud environment.
• Understand, maintain, and modify existing Java-based ETL code.
• Collaborate with both the source platform team and receiving business unit team.
• Contribute to architecture and integration decisions.
• Ensure successful data movement and integration between platforms.

Core Requirements

• Advanced Java development experience (mandatory)
• Advanced SQL skills (critical)
• Strong understanding of ETL processes and data integration
• Experience with data engineering and data migration projects
• Experience with REST/API-based integrations
• Knowledge of AWS S3 or similar cloud storage services
• Experience with PostgreSQL or other relational databases
• Ability to read, understand, and modify existing codebases independently

Nice to Have

• Apache Spark
• Azure Data Lake

Profile

• Senior-level professional with strong ownership and execution capabilities
• Able to work independently with minimal supervision
• Comfortable understanding existing solutions and adapting them to new environments
• Strong analytical and problem-solving skills

Who are we?

Amaris Consulting

Amaris Consulting is an independent technology consulting firm providing guidance and solutions to businesses. With more than 1000 clients across the globe, we have been rolling out solutions in major projects for over a decade – this is made possible by an international team of 7,600 people spread across 5 continents and more than 60 countries. Our solutions focus on four different Business Lines: Information System & Digital, Telecom, Life Sciences and Engineering. We’re focused on building and nurturing a top talent community where all our team members can achieve their full potential. Amaris is your steppingstone to cross rivers of change, meet challenges and achieve all your projects with success.