Back End Developer

Backend Developer – Marketplace / Real Estate Platform

About the Role comparis.ch is Switzerland’s leading comparison platform. For 30 years, we have helped users compare health insurance, insurance, telecommunications providers, and banks, while operating Switzerland’s largest online marketplaces for cars and real estate. With more than 80 million visits per year, comparis.ch is one of Switzerland’s most frequently used websites.

As a Backend Developer, you will join our Marketplace team and help build one of Switzerland’s largest real estate platforms, used daily by thousands of users. You will develop scalable backend services and APIs, support the modernization of our architecture into a cloud-native platform based on Azure and Kubernetes, and contribute to migrating legacy .NET Framework applications into a modern containerized environment.

Key Responsibilities

• Design, develop, and maintain scalable backend services using .NET Core and ASP.NET.
• Develop and operate REST APIs and microservices.
• Work with SQL Server and Azure Cosmos DB to manage application data.
• Improve search functionality using Elasticsearch.
• Deploy and operate applications using Docker and Kubernetes.
• Maintain high standards for performance, scalability, security, and reliability.
• Monitor applications, troubleshoot issues, and resolve production incidents.
• Collaborate with Product Managers, Designers, and Developers to deliver high-quality solutions.
• Contribute to platform modernization and the redevelopment of existing backend applications using
• modern .NET 10.

Required Qualifications

• Completed degree in Computer Science, Engineering, or comparable practical experience.
• At least 3 years of professional experience in backend development.
• Strong knowledge of C# and .NET Core / ASP.NET.
• Experience developing RESTful APIs and microservices.
• Experience with SQL and NoSQL databases.
• Experience with cloud platforms.
• Experience working in agile teams.
• Very good English language skills.

Preferred Qualifications

• Experience with Azure.
• Experience with Docker and Kubernetes.
• Experience with vector databases.
• Knowledge of Elasticsearch ranking and search optimization.
• Experience with event-driven architectures.
• Experience building data-ingestion pipelines.

Skills & Competencies

• Backend development with C#, .NET Core, and ASP.NET.
• REST API and microservices development.
• SQL and NoSQL database experience.
• Cloud platform and cloud-native architecture experience.
• Containerization and orchestration with Docker and Kubernetes.
• Application monitoring, troubleshooting, and production incident resolution.
• Performance, scalability, security, and reliability focus.
• Cross-functional collaboration with Product Managers, Designers, and Developers.
• Agile teamwork.

Education & Experience

Education

• Completed degree in Computer Science, Engineering, or comparable practical experience.

Experience

• At least 3 years of professional backend development experience.
• Experience with RESTful APIs, microservices, SQL and NoSQL databases, cloud platforms, and agile teams.

Work Arrangement & Schedule

• Flexible working hours.
• Remote work is possible.
• Employment type, weekly hours, and weekend requirements are not specified.

Compensation & Benefits

Compensation is not specified.

Benefits include

• Flexible working hours and the option to work remotely.
• Option to take unpaid leave.
• Flat hierarchies, autonomy, and room to shape your work.
• A transparent, respectful, and trust-based culture.
• Opportunities for lifelong learning, experimentation, and professional development.
• A skilled and motivated team that provides guidance and support.

Compliance / Additional Information comparis.ch values independent ownership, transparency, mutual respect, trust, continuous learning, and teamwork.