Full-Stack Developer Kotlin / Angular

Project overview

Project Background:

An experienced Full-Stack Developer (m/f/d) is sought for the further development of a modern application landscape. The focus is on the conception, development, and optimization of backend and frontend components, as well as the integration of various systems via standardized interfaces.

A technically savvy individual with in-depth experience in developing distributed applications, a high standard of quality, and a strong hands-on mentality in agile development environments is sought.

Service Description:

• Analysis and technical concretization of functional requirements in collaboration with relevant stakeholders
• Conception, development, and further development of backend components based on Kotlin and Spring Boot
• Development of modern frontend applications with Angular or comparable frameworks
• Design, implementation, and integration of REST-based APIs
• Connection and integration of internal and external systems and services
• Implementation of scalable, modular, and maintainable software solutions, considering architectural specifications
• Creation and maintenance of automated unit, integration, and end-to-end tests
• Execution of code reviews and continuous assurance of high code quality
• Analysis, resolution, and sustainable prevention of technical errors and system disruptions
• Participation in build, deployment, and CI/CD processes
• Support of release activities and quality assurance measures
• Active participation in agile development processes and cross-functional teams
• Creation of comprehensible technical documentation and execution of knowledge transfer measures

Requirements

Technical Qualifications

Personal Qualifications

Framework Conditions

Desirable Additional Qualifications

• Several years of practical experience in professional software development
• Very good knowledge of Kotlin and Spring Boot
• In-depth experience with persistence technologies such as JPA/Hibernate, as well as relational databases and SQL
• Several years of experience in developing modern web applications with Angular, React, or comparable frameworks
• Very good knowledge in the conception and implementation of REST interfaces and service-oriented architectures
• Experience with automated testing methods and modern software development standards
• Good knowledge of Clean Code principles, Design Patterns, and code review processes
• Practical experience with Git, Maven, or Gradle
• Experience with CI/CD pipelines and modern deployment processes
• Understanding of IT security, data protection, and the operation of business-critical applications
• Strong analytical skills and a solution-oriented mindset
• High standard of quality as well as a structured and self-directed way of working
• Teamwork skills and strong communication abilities in interdisciplinary project environments
• Interest in new technologies and continuous professional development
• Independent and responsible work ethic
• Very good German language skills, both written and spoken
• Good English language skills
• Start: November 2026
• Duration: until the end of December 2026
• Utilization: up to 45 working days
• Deployment Model: Hybrid
• On-site Component: 60% to 80% presence days during the project duration
• Deployment Region: Hannover
• Experience with containerized applications (Docker, Kubernetes)
• Experience in operating cloud-based applications
• Knowledge of modern architectural approaches such as Microservices or Domain-Driven Design (DDD)
• Experience in regulated or quality-critical project environments

Project details

• Start: 2026-11
• Duration: 3 Monate
• Remote: hybrid
• Location: Hannover, Deutschland, DE
• Rate: 65-65 EUR/h
• Languages: German