We are looking for a Senior PHP Developer to take a key role in the ongoing development of our SaaS platform. You will work on a business‑critical product used by thousands of hotels every day and actively shape its technical and functional evolution.
This role combines hands‑on backend development, product thinking and technical ownership in a fast‑growing startup environment. You will act as an important technical contributor and sparring partner within the engineering team.
Aufgaben
Your responsibilities
- Develop, maintain and extend our core product using PHP and MySQL - Integrate and maintain external systems and third‑party APIs - Ensure high software quality through testing, maintenance and clean documentation - Support A/B testing and data‑driven feature validation - Contribute ideas for innovative product improvements - Continuously improve the codebase and technical architecture - Collaborate closely with Product, QA and other Engineering teams
Qualifikation
What you bring
- Several years of professional experience as PHP Developer - Strong expertise in PHP and relational databases (MySQL) - Experience with GIT, Docker and CI/CD - Ability to turn ideas into reliable, scalable and maintainable code - Structured, quality‑focused and pragmatic working style
Required
- Fluent German (spoken and written) – this is a must - Professional working proficiency in English
Nice to have
- Experience with Symfony - Familiarity with A/B testing and data‑driven product development - SaaS or startup experience - Understanding of modern software architectures
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