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Fever Logo Fever · IT - Software Development

Senior Java Backend Engineer

Spain Employment contract · Job Posted March 04, 2026
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Job Description

We are looking for a Java Backend Engineer to join the engineering team with outstanding software development talent proven by great work results/experience. Somebody that cares about code quality and not just get things done, but get things done right. If you're smart, have great energy, can't think about a system without a CI/CD pipeline and you want to thrive in a fast paced environment, we are in sync.

Job Responsibility

  • Design and implement end-to-end features within your squad
  • Participate in architectural discussions and propose improvements across our services and APIs
  • Work with event-driven systems and focus on performance, reliability, and scalability
  • Collaborate closely with Product, Data, and other Engineering teams to enhance our platform and developer experience
  • Take ownership of core components and help evolve their architecture
  • Lead by example through code reviews, design sessions, and mentoring
  • Contribute to best practices in areas like scalability, observability, and system design
  • Drive continuous improvement and have a visible impact on how we build high-performing services at scale
  • Become an expert of your domain, using business context and technical excellence to drive strategic initiatives forward

Requirements

  • Strong knowledge on good practices, testing and design patterns
  • You are proficient in business English
  • You know how to deliver code from development to production
  • Experience with RESTful APIs (implementation and consumption)
  • Knowledge of relational databases and SQL

Nice to have

  • Java (J2EE/ Java 25)
  • Spring / Spring Boot frameworks
  • REST APIs
  • NoSQL databases
  • Familiarity with Docker/Kubernetes environments
  • Used to working with tools like Git, Jenkins, CI/CD pipeline
  • Exposure to Elasticsearch, RabbitMQ or Agile methodologies

What we offer

  • Home office friendly anywhere in Spain
  • Flexible schedule
  • Opportunity to have a real impact in a high-growth global category leader
  • 40% discount on all Fever events and experiences
  • Responsibility from day one and professional and personal growth
  • Great work environment, international team of talented people to work with!
  • Health insurance from Day 1.
  • English or Spanish Lessons
  • Gympass Membership
  • Cobee (tax free allowance on restaurants and transport)
  • Possibility to receive in advance part of your salary by Payflow
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