Senior Fullstack Software Engineer
About this role
About the Company
Avaron AB is a growing consultancy specializing in matching the right expertise with the market's most interesting assignments. As an employee of Avaron, you work on-site at our clients – combining the security of permanent employment with the variety and growth opportunities of a consulting career.
About the Assignment
About Avaron AB
Avaron AB is a growing consultancy specializing in matching the right expertise with the market's most interesting assignments. As an employee of Avaron, you work on-site at our clients – combining the security of permanent employment with the variety and growth opportunities of a consulting career. About the Assignment You will join a team working with digital services that support early planning and decision-making for new customer meeting points in a global retail environment. The assignment focuses on improving how potential sites are assessed, how dimensioning data is produced, and how digital workflows support the journey from early evaluation to architectural design. In this role, you will help strengthen the reliability, usability, and accuracy of tools used to compare location options, assess feasibility, and ensure alignment with concept requirements and mandatory standards. You will work across both frontend and backend, with a strong focus on secure development, scalable solutions, and smooth transitions between assessment, dimensioning, and design phases. Job DescriptionDesign, develop, and maintain fullstack solutions across the entire software development lifecycle. Contribute in early solution design through ideation, wireframes, requirements, estimation, planning, development, testing, documentation, deployment, and follow-up. Build user-facing web screens, including login flows and related user journeys, with focus on usability, responsiveness, and security. Implement and integrate Azure-based authentication using OAuth 2.0 and OpenID Connect. Enable secure, role-based access control and manage permissions based on assigned roles. Develop backend APIs that support frontend functionality, including secure file uploads and integrations with Azure Storage. Work with CI/CD pipelines, automated builds, testing, deployments, and environment-based configuration. Apply best practices for API design, authentication, authorization, and secu