We are: Wizeline, a general 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 achieveAre you a fit?Sounds awesome, right? Now, let's make sure you're a good fit for the role:Must-have SkillsCore Technical SkillsJava (11/17/21) - Deep understanding of multithreading, memory management, performance optimization, and concurrent data processing.Spring & Spring Boot - Expertise in building RESTful APIs, dependency injection, configuration management, and Spring Data/JPA integration.Microservices Architecture - Experience designing and maintaining distributed systems using service mesh patterns (Istio) with Docker and Kubernetes.Infrastructure & DevOpsStrong understanding of CI/CD pipelines (e.g., Jenkins), automated testing,



and environment management (staging, prod, integration).Experience with container orchestration, deployment strategies (blue/green, rolling updates), and monitoring tools (Prometheus, Grafana).Working knowledge of cloud environments (AWS or Azure)Testing & QualityProficiency with JUnit, Mockito, and integration testing frameworks.Ability to design and maintain automated API tests and validation suites within CI/CD pipelines.Experience defining performance metrics, profiling, and resolving bottlenecks in large-scale systems.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 EnvironmentCommitment to Professional DevelopmentFlexible and Collaborative CultureGlobal OpportunitiesVibrant

📌 Java Software Engineer (Barcelona)
🏢 Wizeline
📍 Barcelona