Job
In this role, you develop backend solutions using PHP and Symfony, design REST APIs, implement messaging architectures, and maintain CI/CD pipelines to effectively deliver complex client projects.
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Job technologies
Your role in the team
- You work on client projects at large companies, embedded within their teams.
- Your focus is on the backend: interfaces, data flows between systems, and the logic behind them.
- You pitch in on the frontend whenever the feature calls for it.
- Backend development with PHP, preferably Symfony.
- Design REST APIs and document them with OpenAPI.
- Connect systems via messaging: RabbitMQ, Symfony Messenger, or Kafka.
- Build and maintain GitLab pipelines, from build to deployment.
- Generate, review, and refactor code with Claude Code, Copilot, or Cursor.
- Coordination with Product Owners, Frontend, and Operations.
- Assignments are predominantly remote.
- You’ll be on-site at the client’s premises on selected days, for example, in Berlin two to three days a month.
Our expectations of you
Education
- At least three years of professional experience as a developer, following vocational training or a degree.
Qualifications
- PHP, at least three years of production experience within the last five years, preferably with Symfony (Laravel is also fine).
- REST API design, including OpenAPI.
- CI/CD with GitLab pipelines.
- Message-based architecture with RabbitMQ or a comparable technology (Symfony Messenger over AMQP, Kafka).
- Automated tests with PHPUnit, as well as integration and end-to-end tests.
- A plus (not required): LLM integration in applications (RAG, tool calling, agents), including through a side project.
- Pimcore 11 or another CMS.
- Data modeling with MariaDB or MySQL.
- TypeScript with Vue or React.
- AWS.
- Real-time interfaces and data pipelines.
- You don’t have to know how to do everything.
- It’s important that you’re confident working with PHP backends and can quickly get up to speed with new tech stacks.
- You work in the customer’s team, in German, in meetings and in documentation.
- We expect German proficiency at C1 level or higher.
- Claude Code, Copilot, Cursor: You need to be able to work productively with these tools.
- Our customers expect it, and that’s how we work.
What we offer
- Primarily remote, with office time if you like.
- MacBook (unless the customer provides their own hardware).
- Different clients, different projects.
- The founders are your direct points of contact.
- Internal upskilling in AI development.
Benefits
Work-Life-Integration
Topics you will work on
Job locations
About your employer
Founded in 2013, Rockstardevelopers GmbH is an established IT company specializing in the development of complex web and mobile applications. With a wide range of services, it supports businesses in their digital transformation.
- Established Company
- Full Remote, Hybrid, Onsite
- Internet, IT, Telecommunication
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