Senior Backend Engineer (Java)
Barcelona·Posted today
aidockerrag
<h2>Senior Backend Engineer (Java)</h2> <h3>We are:</h3> <p class="isSelectedEnd">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.</p> <p class="isSelectedEnd">With the right people and the right ideas, there’s no limit to what we can achieve.</p> <div><hr></div> <h3>Are you a fit?</h3> <p class="isSelectedEnd">Sounds awesome, right? Now, let’s make sure you’re a good fit for the role:</p> <p class="isSelectedEnd">We are looking for a <strong>Senior Backend Engineer (Java)</strong> to design, develop, and deploy scalable applications in a modern, cloud-based environment. In this role, you will work with Java, relational databases, microservices, cloud technologies, and AI-powered agents while collaborating with cross-functional teams to deliver high-quality solutions.</p> <div><hr></div> <h3>Key Responsibilities</h3> <ul data-spread="false"> <li>Design, develop, and maintain scalable applications using <strong>Java</strong> and modern software development practices.</li> <li>Develop and integrate <strong>AI-powered agents</strong>, leveraging agent-based architectures and emerging AI technologies.</li> <li>Design, implement, and optimize solutions using <strong>relational databases</strong>.</li> <li>Design and deploy applications in <strong>cloud-based environments</strong>.</li> <li>Build and maintain <strong>microservices-based architectures</strong> using Docker and related technologies.</li> <li>Collaborate with engineering teams to implement reliable and maintainable software solutions.</li> <li>Participate in <strong>Continuous Integration and Continuous Deployment (CI/CD)</strong> processes and follow modern DevOps practices.</li> <li>Develop and maintain applications using <strong>Microsoft .NET / C#</strong> when required.</li> <li>Troubleshoot technical issues, identify root causes, and implement effective solutions.</li> <li>Maintain high standards of code quality, reliability, and performance.</li> <li>Communicate technical concepts effectively with technical and non-technical stakeholders.</li> <li>Contribute to continuous improvement of development processes and engineering practices.</li> </ul> <div><hr></div> <h3>Must-have Skills</h3> <ul data-spread="false"> <li>Bachelor’s Degree in Computer Science, Engineering, or a related field.</li> <li><strong>5+ years of professional software development experience.</strong></li> <li>Extensive experience and high proficiency in <strong>Java</strong>.</li> <li>Significant experience working with <strong>relational databases</strong>.</li> <li>Experience designing and deploying applications in <strong>cloud-based environments</strong>.</li> <li>Hands-on experience <strong>coding and developing AI agents</strong>.</li> <li>Experience with <strong>Docker and microservices technologies</strong>.</li> <li>Familiarity with <strong>Continuous Integration and Continuous Deployment (CI/CD)</strong> concepts.</li> <li>Professional experience with <strong>Microsoft .NET / C#</strong>.</li> <li>Excellent problem-solving and analytical skills.</li> <li>Strong attention to detail with a quality-focused mindset.</li> <li>Excellent written and verbal communication skills.</li> <li>English level: <strong>Advanced / Fluent</strong> (spoken and written).</li> </ul> <div><hr></div> <h3>Nice-to-have</h3> <ul data-spread="false"> <li><strong>AI Tooling Proficiency</strong>: Ability to leverage AI tools to improve development productivity, including coding, debugging, documentation, analysis, and automation.</li> <li>Experience working with <strong>Large Language Models (LLMs)</strong>.</li> <li>Experience implementing <strong>Retrieval-Augmented Generation (RAG)</strong> solutions.</li> <li>Knowledge of AI agent architectures and agentic workflows.</li> <li>Knowledge of the <strong>Digital Publishing business</strong> or experience working with publishing platforms and technologies.</li> <li>Experience working in agile or DevOps-oriented teams.</li> </ul> <div><hr></div> <h3>What we offer</h3> <ul data-spread="false"> <li>A High-Impact Environment</li> <li>Commitment to Professional Development</li> <li>Flexible and Collaborative Culture</li> <li>Global Opportunities</li> <li>Vibrant Community</li> <li>Total Rewards</li> </ul> <p class="isSelectedEnd"><em>Specific benefits are determined by the employment type and location.</em></p> <p>Find out more about our culture <a href="https://www.instagram.com/wizelineglobal/">here</a>.</p>