Front End Engineer - Luxemburg basedWinning • Madrid, Community of Madrid, Spain
Front End Engineer - Luxemburg based
Winning • Madrid, Community of Madrid, Spain
Hace 4 días
Descripción del trabajoProven hands-on programming experience in web development. Strong HTML5 and CSS3 ; responsive layout (Flexbox / Grid) and accessibility (WCAG). Solid JavaScript with React or Angular . Knowledge of Java (Spring / JEE) for integration with server-side components. Working knowledge of SQL and database design principles / best practices . Experience with development & build tools (Git, Maven / Gradle) and test automation . Professional English (B2+) . Availability to work on-site in Luxembourg 2–3 days per week .
At Winning Consulting we’re looking for a Java Front-End Developer to craft accessible, high-performance user interfaces for enterprise web apps.
Hybrid Luxemburg
Responsibilities
- Implement UI using HTML5 / CSS3 and JavaScript frameworks ( React or Angular ).
- Integrate with Java back-ends ( Spring / JEE ) and consume REST / GraphQL APIs.
- Apply database design best practices at the interface layer (data models, contracts) and collaborate with back-end on SQL impacts.
- Ensure quality with manual & automated tests ; design, execute and report testing results.
- Build API automated tests (e.g., Postman / Newman, REST Assured) and UI automation (Selenium / Playwright / Cypress).
- Use test management tools (e.g., Zephyr / TestRail, Jira) and contribute to CI / CD pipelines.
- Optimize performance (lazy loading, asset strategy) and enforce front-end security (CSP, XSS mitigations).
- Participate in estimations, code reviews, documentation and adherence to UI standards / design system.
- Support i18n / l10n and cross-browser / responsive behavior.
Required Skills
About Winning Consulting
Winning Consulting supports clients with consulting, training, staffing and research , applying scientific thinking and proven methods to deliver measurable value in their digital and organizational transformations.
More info : www.winning-consulting.com
About Winning Consulting
Winning Consulting supports clients with consulting, training, staffing and research , applying scientific thinking and proven methods to deliver measurable value in their digital and organizational transformations.
More info : www.winning-consulting.com
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Front End Engineer • Madrid, Community of Madrid, Spain
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