Job title: Senior Java Engineer (AI)
Job type: Contract
Emp type: Full-time
Industry: Information Technology and Services
Pay rate: Negotiable
Location: Porto, Portugal
Job published: 04-12-2025
Job ID: 36209

Job Description

Job Brief

We are looking for a skilled Sr. Backend Engineer to join a high-impact data team within a leading product-driven tech company. You will play a key role in designing, developing, and maintaining scalable data systems and will be responsible for owning and evolving our internal data platform. This position offers the opportunity to work with modern architectures, messaging systems, and cloud technologies while contributing directly to the reliability and performance of core data products.

Responsibilities


• Design, build, test, and maintain highly scalable data management systems.
• Ensure all systems align with business requirements and industry best practices.
• Integrate new data management technologies and engineering tools into existing architectures.
• Work with messaging systems and data pipelines across distributed environments.
• Use multiple technologies to connect, synchronize, and optimize data systems.
• Drive improvements in data reliability, efficiency, and quality.
• Collaborate across teams to deliver robust and scalable backend solutions.

Requirements & Skills


• 5+ years of professional experience as a Software Engineer.
• Bachelor’s or Master’s degree in Computer Science, IT, or a related field.
• Strong understanding of data engineering concepts and distributed systems.
• Solid hands-on experience with Java across the full SDLC.
• Proficient in building APIs and writing automated tests.
• Expertise in cloud data services, streaming technologies, and working with large datasets.
• Experience with messaging systems and data pipelines.
• Proven ability to develop new features and debug complex issues with minimal supervision.

Next Steps

  • Do you consider yourself the ideal candidate for this role? If so, take the next step and apply now. Our team will take care of the rest!