Backend Engineer

About this role

About Avaron AB

At Avaron, you get the security of permanent employment combined with the variety of working at different customers. We place specialists across everything from tech, IT and industry to project management and business support – and whatever the assignment, you have a consultant manager who is there for you and your development. About the Role You will join a team building a digital hub for store planning in a large global retail environment. The goal is to create the natural starting point for planning physical customer meeting points by bringing together interactive 3D layouts, relevant data, and connected workflows in one experience. In this role, you will help create the backend foundation that makes the hub work across tools, systems, and databases. You will contribute to integrations, APIs, cloud services, and secure information flows that support better decisions for users around the world. This is a strong opportunity if you enjoy solving complex integration challenges and shaping a product with clear global impact. Job DescriptionYou will build and evolve backend services and backend-for-frontend capabilities for a digital planning platform. You will design, document, and maintain REST APIs using OpenAPI and Swagger, and work with GraphQL where it adds value. You will connect systems, databases, and content sources to create reliable information flows across the platform. You will contribute to cloud-based solutions using containers, CI/CD workflows, and Infrastructure as Code. You will work with authentication, authorization, and RBAC to create secure and scalable access patterns. You will collaborate closely with the team to find clean technical solutions that fit the existing architecture and user needs. You will help enable data-driven and 3D-supported planning experiences that connect inspiration, planning, and execution. RequirementsYou have solid backend experience with Node.js, Java, or C#. You are comfortable working with headless