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Full Stack Engineer

Confidential company · Cologne · Posted Oct 9, 2026

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Public summary

We are seeking a Full Stack Engineer to develop and scale critical digital products, focusing on cloud-native solutions that integrate data pipelines and automation. The role involves backend microservices development with Java and Spring Boot, frontend applications with Vue.js, and collaboration with cross-functional teams. Candidates should have 5+ years experience, strong expertise in Java and frontend technologies, and knowledge of cloud platforms. The position offers hybrid work and a starting salary from €70,000.

Location and work setup

Location
Cologne
Remote status
On-site
German requirement signal
No German Required Detected
Detected job language
English

Salary

EUR 70000.00 - 70000.00 year

Responsibilities

Design and implement backend and frontend features, integrate optimization engines and generative AI into production applications, build scalable microservices and APIs, ensure code quality via testing and reviews, collaborate with product and design teams, optimize for performance and reliability, and mentor engineers.

Qualifications

5+ years software engineering experience; expertise in Java, Spring Boot; frontend skills in React or Vue with JavaScript/TypeScript, HTML, CSS; experience with cloud platforms (Azure, AWS, GCP); containerization (Docker, Kubernetes); CI/CD and DevOps practices; strong testing knowledge; excellent communication and collaboration skills; nice to have: operations research concepts and related AI frameworks.

Skills

Java Spring Boot Microservices REST APIs Vue.js JavaScript TypeScript HTML CSS Azure AWS GCP Docker Kubernetes CI/CD DevOps unit testing integration testing end-to-end testing system design clean architecture generative AI mathematical optimization