C# Backend Developer, Cloud, APIs, Travel Tech

Intercon Solutions GmbH

C# Backend Developer working on cloud applications and services for international travel platforms. Collaborating on scalable architectures and modern software solutions with a dynamic team in a hybrid setting.

Posted 6/5/2026full-timeKöln • 🇩🇪 GermanyJuniorMid-Level💰 €45,000 - €60,000 per yearWebsite

Tech Stack

Tools & technologies

AzureCloudDockerKubernetesSQL

About the role

Key responsibilities & impact

Develop and enhance high-performance backend services for modern business applications
Design and implement modern software and cloud architectures
Develop new features and continuously optimize existing applications
Integrate external interfaces and APIs
Analyze and implement business requirements together with clients and project teams
Contribute to the development of an innovative platform for international tour operators
Actively shape technical concepts and future-proof solutions

Requirements

What you’ll need

Experience developing with C#
Strong knowledge of SQL databases
Experience with Web APIs and modern software architectures
Familiarity with cloud and container technologies such as Docker and Kubernetes
Analytical mindset with a structured, solution-oriented working style
Team player with strong communication skills
Good German and English language skills
Ideally experience with Microsoft Visual Studio and Azure

Benefits

Comp & perks

Work on an innovative cloud platform for international tour operators
Modern software architecture and an up-to-date technology stack
Exciting and varied development projects
Flexible working hours and remote work options
30 days of vacation and attractive travel discounts
Modern office space in the area
Flat hierarchies and short decision-making paths
Collegial team with plenty of room for your own ideas and technical input

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools

C#SQLWeb APIscloud architecturesDockerKubernetesMicrosoft Visual StudioAzure

Soft Skills

analytical mindsetsolution-orientedteam playerstrong communication skills