Experteer Overview As a Backend-focused Software Engineer on Liferay’s Frontend Infrastructure team, you design and optimize the backbone of our frontend ecosystem, bridging core backend systems with client-facing frameworks. You build and refine backend frameworks, tools, and delivery pipelines that power data rendering, content editing, and secure, high-performance experiences. You collaborate with UX and Product to implement a shared vision, shaping scalable solutions used by thousands of developers and users globally. This role offers impact through open source culture, international collaboration, and meaningful product foundations. Compensaciones / Beneficios • Design and implement backend frameworks and delivery pipelines powering the frontend ecosystem • Build tools and infrastructure for data rendering, content editing, caching, performance, and security • Collaborate with UX Designers and Product Managers to realize shared vision • Write high-quality, maintainable code and manage technical debt • Participate in peer reviews and contribute to a collaborative learning culture • Utilize Git and GitHub daily (branches,



merges, PRs, rebases) • Work as a full-stack engineer with strong backend focus to enable frontend consumption of services Responsabilidades • +3 years of software engineering experience with best practices • Degree in Computer Science or equivalent practical experience • Agile development experience • Proficient in Java, JavaScript (React), Freemarker, SQL • Git proficiency and DVCS experience (git-flow, PRs, rebases) • Experience writing enterprise-level code in one or more programming languages • Strong learning mindset and ability to learn new skills • Fluent in English and Spanish (written and spoken) • Good communication skills for explaining complex topics Requisitos principales • salary package with competitive benefits • growth opportunities and responsibility • positive collaborative culture • meaningful social impact via volunteering and charitable giving • integral, diverse team environment • equal opportunities employer

📌 Software Engineer (Madrid)
🏢 Liferay
📍 Madrid