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Frontend Developer (f/m/d)

Chrono24 GmbH

flexible Full-time Mid Level €36k – €60k/yr 4w ago

About the role

About

As a Frontend Developer (f/m/d), you will develop and enhance modern web applications. You bring solid expertise in modern frontend technologies, take ownership of your features, and support the team with your technical know-how and solution-oriented approach. You will work closely with Product Management, UX Design, Backend Development, and QA to deliver user-centric, high-performance solutions.

At Chrono24, we embrace diversity because we believe it enriches not only our corporate culture but also our success. Be yourself – and let’s achieve great things together!

What you can expect

  • Develop and maintain modern frontend applications with Vue.js 3 (Options API & Composition API)
  • Integrate JSP- and JTE-based views into existing systems
  • Implement scalable, maintainable solutions using TypeScript and JavaScript
  • Ensure code quality through code reviews, pair programming, and testing
  • Collaborate closely with the backend team on API/interface design and integration
  • Use GitLab for branching, code reviews, CI/CD, and deployment processes
  • Communicate proactively within the team and raise blockers or dependencies early
  • Contribute to continuous technical improvement (e.g., tooling, coding standards)
  • Support agile ways of working (Scrum/Kanban) and actively participate in sprint planning and reviews
  • Opportunity to develop professionally and take ownership of specific areas/components

What sets you apart

Must-have

  • Several years of frontend development experience with a focus on Vue.js 3 (Options API & Composition API)
  • Strong knowledge of TypeScript, JavaScript, HTML5, and CSS
  • Proficient with GitLab (version control, merge requests, CI/CD)
  • Understanding of clean code principles and basic testing strategies (unit, integration)
  • Experience integrating APIs
  • Basic understanding of build and deployment processes (e.g., Webpack, Vite, GitLab CI/CD)
  • Ability to implement technical solutions aligned with user needs and product goals
  • Team-oriented, reliable, and self-directed working style

Nice-to-have

  • Experience with Java-based backends (Spring Boot)
  • Experience with JTE (Java Template Engine)
  • Knowledge of UI/UX best practices and accessibility (WCAG)
  • Experience with testing frameworks (e.g., Vitest, Playwright)
  • Basic knowledge of container technologies (Docker, Kubernetes)
  • Experience with JSP-based applications

What we offer

  • Learning and development opportunities (workshops, conferences, internal formats)
  • Flow Free Friday: two days per month dedicated to personal and professional development
  • Scope to actively shape the product across the entire development lifecycle (discovery, development, delivery)
  • Receive €80 net per month, e.g., for internet, mobility, or shopping
  • Our kitchen serves excellent meals every day
  • No fine print: we offer permanent contracts only
  • 30 days of vacation per year
  • Additional paid days off on 24 and 31 December
  • Work from abroad up to 20 days per year!

Skills

CSSGitLabHTML5JavaScriptJSPJTETypeScriptVue.js 3WebpackVite

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