> Markdown version of [/jobs/ext/398348-php-webentwickler-koln](https://www.wearedevelopers.com/jobs/ext/398348-php-webentwickler-koln). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # PHP-Webentwickler - Köln - **Company:** Aschert & Bohrmann GmbH - **Location:** Köln, Germany - **Contract:** Permanent contract - **Skills:** PHP (Programming Language), Automation of Tests, Databases, Database Development, Human-Computer Interaction, MySQL, Codeception, Information Technology - **Published:** June 19, 2026 - **Apply:** https://aschert-bohrmann.de/jobs.php?refnr=160351 ## About the Role Erfolgreich abgeschlossene Berufsausbildung im IT-Bereich oder abgeschlossenes Hochschulstudium in Informatik Berufserfahrungen in der PHP-Programmierung sowie Kenntnisse in der Datenbankentwicklung unter MySQL von Vorteil Ausgeprägte Teamfähigkeit und Kundenorientierung Zielgerichtete und selbstständige Arbeitsweise ## Description Pflege und Erweiterung bestehender Webauftritte, inklusive Konzeption und Entwicklung neuer Funktionen und Module auf Basis von PHP-Erweiterungen Performanceüberwachung und -optimierung der Systemleistung Konzipierung und Implementierung von Datenbanken und Benutzeroberflächen sowie Implementierung von Testautomatisierung mit Codeception Mitgestaltung von Weiterentwicklungsprojekten ## Related Videos - [MySQL Protocol Features You Should Be Aware Of](https://www.wearedevelopers.com/videos/100267-mysql-protocol-features-you-should-be-aware-of) - [Kubernetes and Microservices with Multi-Model Databases](https://www.wearedevelopers.com/videos/382-kubernetes-and-microservices-with-multi-model-databases) - [Breaking Silos: Successful Collaboration Between Tech & Business Teams in Complex Enterprise Systems](https://www.wearedevelopers.com/videos/1623-breaking-silos-successful-collaboration-between-tech-business-teams-in-complex-enterprise-systems) - [Branch your database like your code: How schema changes and pull requests go hand in hand](https://www.wearedevelopers.com/videos/350-branch-your-database-like-your-code-how-schema-changes-and-pull-requests-go-hand-in-hand) - [Fault Tolerance and Consistency at Scale: Harnessing the Power of Distributed SQL Databases](https://www.wearedevelopers.com/videos/1146-fault-tolerance-and-consistency-at-scale-harnessing-the-power-of-distributed-sql-databases) - [Coding for Good: Achieving social change with an app](https://www.wearedevelopers.com/videos/1645-coding-for-good-achieving-social-change-with-an-app) ## Related Articles - [Best Coding Boot Camps in Germany](https://www.wearedevelopers.com/magazine/237-best-coding-boot-camps-in-germany) - [System change: restart as developer?](https://www.wearedevelopers.com/magazine/39-system-change-restart-as-developer) - [Finding Jobs in Germany](https://www.wearedevelopers.com/magazine/375-finding-jobs-in-germany) - [Backend Developer Salary in Germany [2023]](https://www.wearedevelopers.com/magazine/196-backend-developer-salary-in-germany-2023) - [Austria – the most livable place for software developers?](https://www.wearedevelopers.com/magazine/20-austria-the-most-livable-place-for-software-developers) - [Finding IT & Technology English-speaking Jobs in Germany ](https://www.wearedevelopers.com/magazine/446-finding-it-technology-english-speaking-jobs-in-germany)