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Wizeline

Java Software Engineer - Barcelona - (Hybrid)

Wizeline
Spain · Full-time · Entry
We Are

Wizeline, a global AI-native technology solutions provider, develops cutting-edge, AI-powered digital products and platforms. We partner with clients to leverage data and AI, accelerating market entry and driving business transformation. As a global community of innovators, we foster a culture of growth, collaboration, and impact.

With the right people and the right ideas, there’s no limit to what we can achieve

Are you a fit?

Sounds awesome, right? Now, let’s make sure you’re a good fit for the role:

Key Responsibilities

  • Design, build, and maintain scalable backend services using Java and Spring Boot in a cloud-native AWS environment.
  • Develop and optimize RESTful APIs, microservices, and backend components following best engineering practices.
  • Collaborate closely with cross-functional teams—Product, DevOps, QA, and Frontend—to ensure seamless integration and high-quality product delivery.
  • Participate in architectural discussions, contributing to decisions that ensure scalability, security, and performance.
  • Troubleshoot complex backend issues, perform root-cause analysis, and provide long-term improvements to system stability.
  • Implement automation, monitoring, and CI/CD pipelines to improve development and deployment workflows.
  • Write clean, maintainable, and well-tested code, following engineering and security standards.

Must-have Skills

  • 5+ years of backend engineering experience working with Java and Spring Boot in production environments.
  • Strong hands-on experience with AWS services (Lambda, ECS/EKS, API Gateway, S3, RDS/DynamoDB, CloudWatch, etc.).
  • Solid understanding of microservices architecture and distributed systems.
  • Experience building and consuming RESTful APIs.
  • Proficiency with CI/CD pipelines and tools (Jenkins, GitHub Actions, GitLab CI, etc.).
  • Strong understanding of relational and/or NoSQL databases.
  • Experience with unit testing, integration testing, and test automation frameworks.
  • Ability to work autonomously while collaborating effectively with a cross-functional team.
  • Excellent problem-solving and communication skills.

Nice-to-have

  • AI Tooling Proficiency: Leverage one or more AI tools to optimize and augment day-to-day work, including drafting, analysis, research, or process automation. Provide recommendations on effective AI use and identify opportunities to streamline workflows.

What We Offer

  • A High-Impact Environment
  • Commitment to Professional Development
  • Flexible and Collaborative Culture
  • Global Opportunities
  • Vibrant Community
  • Total Rewards
  • Specific benefits are determined by the employment type and location.

Find out more about our culture here.

Key Skills

Ranked by relevance

ai microservices spring boot java cicd aws restful apis gitlab ci ai tools jenkins devops gitlab nosql cloud s3
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Country Guide

Spain

Strong city options with excellent lifestyle

Posted
Nov 15, 2025
Type
Full-time
Level
Entry
Location
Barcelona
Company
Wizeline

Industries

IT Services IT Consulting

Categories

Engineering Information Technology

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