Java Senior Software Engineer – MLPP Hybrid

Overview

As you contemplate your future, you might be asking yourself, what’s the next step? Start your journey with us!

We’re seeking an experienced Java Senior Software Engineer to join our Machine Learning Prod Platform Team in Barcelona, Madrid, Alicante, Palma de Mallorca or Milan (hybrid) to drive the development of our Machine Learning platform. Our mission is to develop and run the platform and infrastructure to operate our ML models. We work in close collaboration with our Data Scientists team, and help them to run the ML predictions in the production environment.

We also build and run all the tools that an online ML platform needs (i.e. data tracking, feature store, …)

If you’re ready to soar, we’re ready to take you there

Join the world’s leading travel subscription platform and one of the largest e-commerce businesses in Europe.

Millions of customers every year across 44 markets – 5 brands – 7M members in Prime

More than 100 million searches per day – Up to 6 billion daily AI predictions

Over 1,600 employees – More than 60 different nationalities from all continents – 99% permanent contracts – 36 average age

We’re the world’s leading travel subscription platform and one of the largest e-commerce businesses in Europe. We are a tech company revolutionizing the travel booking experience through our consumer insight, innovative technology, market leadership, and Prime, the world’s first travel subscription program.

The Role’s Key Responsibilities and Tasks

As an eDOer, you will have clear objectives, great challenges and a clear overview of how your work contributes to the global company project and its customers. As a Java Senior Software Engineer in the Technology Team you will be in charge of:

• You will work with innovative technologies including Java
  17, Big Data (Kafka, Cassandra, Postgres, Big Query, Big Table, Redis, Neo4j), machine learning, and Datamesh in a continuous delivery and cloud-based environment (Docker, Kubernetes, and GCP). Everything is supported by a high-quality monitoring process with Sonarqube and Datadog.
• We don’t look just for developers to do their code and move on to next ticket, we want Engineers that challenge the status quo, that bring new ideas on the table, that can influence, drive and have a say in the way we address our customers, the way we build our product and the way we work.

Good to have

Bring your unique perspective, speak up, and offer disruptive solutions. You’ll have the opportunity to learn and grow while making a real impact on our team. Here’s what you need to succeed:

• You have meaningful experience being in a senior engineer role driving technical work for other engineers. You stay up-to-date on industry trends and understand how to apply them.
• Provide technical guidance for complex initiatives. Deliver strategic technical improvements.
• Improve code structure and architecture, taking care of testability and maintainability, identifying opportunities for technical investments to help the team meet the objectives.
• Successfully deliver projects with high complexity, involving multiple stakeholders, including monitoring and mitigating timeline risks.
• Actively give and receive feedback, including code reviews, architecture reviews, and mentoring other team members, coaching them to upgrade their skills and grow to the next level.
• Communicate complex ideas to technical and business stakeholders, and establish alignment within the broader organization.
• Team player — you enjoy collaborating, sharing your skills and knowledge with others.
• Good English level that will allow you to work in a multicultural environment. Our teams are from all over the world (> 50 nationalities), with different backgrounds, cultures and interests.

• Experience with Applied AI Tools:
  Demonstrated comfort using practical AI tools such as Git Hub Copilot, ChatGPT, or other AI-powered coding assistants.
• Experimentation Mindset: Curiosity and eagerness to explore, experiment with, and integrate emerging AI-driven solutions into software development workflows.
• AI-Enhanced Problem Solving: Ability to effectively…