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Middle
Senior
AI Automation Backend Developer
What we're looking for
Do you want not only to build digital products but to perfect them? Do you enjoy developing robust backends, while also wanting to revolutionize how we ensure quality by using AI in Testing & QA? As an AI Automation Backend Developer, you shape the technical foundation of our projects. You develop highly efficient backend infrastructures and ensure that our architecture remains scalable and future-proof. At the same time, you are the driving force for our AI-Native Testing area: You use AI agents and smart scripting to proactively detect errors, setting new quality standards within our crew. Important: A thorough knowledge of German is required for this position.
Responsibilities
Development of new APIs with Spring & Kotlin and design of database solutions with MongoDB
Conducting manual and automated software tests (Web & Mobile) and evaluation of AI agents for testing
Automation of tests and setup of test environments using AI & scripting
Careful implementation of new features, documentation in Swagger/OpenAPI, and deployment via CI/CD & Docker
Continuous development of the testing process and internal QA standards
Use of AI coding agents to optimize the developer experience and test coverage
Close collaboration with the crew to ensure the highest code quality
Qualifications
Bachelor's degree (IT) or equivalent professional experience
Sound knowledge of Kotlin or Java and the Spring Framework
Practical experience with AI tools (e.g., Claude Code, Cursor) and a passion for AI-Native Testing
Proficiency in QA structures, common testing practices, and automation tools
High quality standards, attention to detail, and enthusiasm for software projects
Communicative, team-oriented, and fluent in German and English
Nice to have
Experience with cloud infrastructure (AWS, DigitalOcean) and CI/CD pipelines
Experience using tools like Bruno, Postman, AppTester / Testflight
Experience with tools like Bruno or Postman
Basic knowledge of frontend frameworks (React / Next.js)
Your salary will depend on your qualifications and experience. In accordance with your seniority, we offer a significant overpayment of the collective agreement minimum salary. Legal notice: The IT collective agreement (ST1) applies to this position. The collective agreement minimum base salary at the entry level is €3,843.00gross per month (based on 14 times/year).
Benefits
Apply now and become part of our crew!
Use the form or send us your application easily via email to jobs@ahoikapptn.com. We are excited to get to know you!