PHP / Joomla Developer (m/f/d)

About us

We develop and operate modern software solutions for the automotive trade. Our applications and websites support dealers in digitalizing their business processes and marketing their vehicle inventories.

To strengthen our development team, we are looking for an experienced PHP / Joomla Developer (m/f/d) who enjoys technically implementing professional web projects, continuously developing them further and supporting them in the long term.

You will work on both backend development with PHP and Joomla as well as the implementation of modern, responsive user interfaces.

Your tasks

• Development and further development of Joomla web projects: You develop, maintain and optimize existing and new websites based on the Joomla content management system.
• Development of custom Joomla extensions: You design and implement your own Joomla modules, plugins and, where needed, other extensions and integrate them into existing projects.
• Frontend development: You technically implement given designs and layouts with HTML, CSS and JavaScript with precision and ensure a responsive, performant and user-friendly display.
• Template development and customization: You develop and customize Joomla templates and ensure consistent display across different devices.
• Connection of external systems: You integrate external services and data sources via interfaces, in particular REST APIs, and develop custom interface connections where needed.
• Maintenance and quality assurance: You take care of the technical upkeep of existing websites, carry out updates, analyze errors and ensure secure and stable operation.
• Version control and documentation: You work in a structured way with Git, document technical solutions in a traceable manner and ensure a clean, maintainable codebase.
• Technical optimization: You continuously improve the performance, security, accessibility and technical quality of our web projects.

What you bring

Your professional qualifications

• Solid experience with Joomla: You have already independently developed and maintained Joomla projects and are familiar with the architecture, the template system, and the development and integration of extensions.
• Very good PHP skills: You have a confident command of PHP and experience with object-oriented programming as well as working with relational databases, in particular MySQL/MariaDB.
• Very good frontend skills: HTML5, CSS3 and JavaScript are part of your everyday toolkit. You can independently turn design specifications into high-quality, responsive websites.
• Experience with APIs: You have already connected REST interfaces and are familiar with JSON, HTTP and common authentication methods.
• Confident use of Git: Version control and structured development processes are second nature to you.
• Quality awareness: You value well-structured, maintainable and documented code.
• Understanding of web standards: You know the fundamentals of modern web development regarding performance, security, responsiveness and browser compatibility.

Additional advantages

• Experience with current Joomla versions and the migration of existing installations.
• Knowledge of developing custom Joomla components and more complex extensions.
• Knowledge of working with Composer and modern PHP development tools.
• Experience with Linux-based web servers and common hosting environments.
• Basic knowledge of technical search engine optimization (SEO) and web accessibility (WCAG).

How you work

You are the right fit for us if you …

• like to work independently and solve technical tasks on your own.
• have a good eye for detail and value a clean implementation of design specifications.
• enjoy taking on both backend and frontend tasks.
• not only maintain existing solutions but also recognize opportunities for improvement.
• work in a structured way and document your solutions in a traceable manner for other developers.
• like to work in a team and exchange technical solutions with colleagues.

What awaits you with us

• Varied web projects: You work on professional websites and digital solutions for the automotive trade.
• Independent work: You have the opportunity to actively shape technical solutions and bring in your own ideas.
• Long-term perspective: You can expect a permanent full-time position with diverse development tasks.
• Modern development processes: We rely on structured collaboration, version control and sustainable software development.
• A collegial development team: You work with experienced colleagues and benefit from shared technical exchange.
• Room for growth: You can deepen your knowledge and develop further professionally and technologically.

Interested?

You have experience with Joomla, feel just as comfortable in PHP as in HTML, CSS and JavaScript, and want to help shape demanding web projects in the long term?

Then we look forward to getting to know you!

Apply with us and become part of our development team.

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