Senior Fullstack Engineer

About Justera Group

Justera Group AB is a leading Swedish IT consulting firm with great experience specializing in building high-performing technology teams and delivering end-to-end IT solutions. Led by dynamic female executives, Justera Group focuses on helping businesses harness the power of digital technologies to continuously evolve in today’s rapidly changing economy. The company has deep expertise in IT consultancy, software development, and recruitment services, providing clients with purpose-driven, well-trained consultants who consistently deliver efficient and effective results. Justera Group manages the entire talent lifecycle, from hiring to ongoing management, ensuring the right fit for each project on time and within budget. With their strong commitment to quality, collaboration, and client success, Justera Group is a trusted partner for technology innovation across Sweden.

We are looking for a Senior Fullstack Engineer to join an exciting digital development team working on solutions that support store planning and commercial planning for a large international organisation.

In this role, you will work across both frontend and backend development, building a new digital hub that brings together planning tools, data, insights, and content into one seamless user experience. You will be responsible for delivering features end-to-end, from APIs and integrations to user-facing interfaces.

This is a great opportunity for an experienced fullstack engineer who enjoys working across the stack, collaborating closely with product and UX teams, and taking ownership of production-ready solutions.

Develop and deliver production-ready features across both frontend and backendBuild responsive and user-friendly interfaces using React and TypeScriptDevelop backend services and integrations using Node.js and TypeScriptDesign, develop and consume REST APIs and OpenAPI servicesConnect data, planning tools and content from different systems into a coherent user experienceWork with databases and SQL to support application functionality and data flowsBuild component-driven interfaces and contribute to design systemsCollaborate closely with Product, UX and engineering teams to develop solutions based on user needsWork with existing architecture and contribute to its continuous improvementContribute to secure, scalable and cloud-based applications

Strong professional experience in fullstack developmentSolid hands-on experience with React and TypeScriptStrong experience with Node.js and TypeScriptGood knowledge of REST APIs and OpenAPI / SwaggerExperience with database technologies and SQLExperience integrating different systems and working with data flowsExperience with component-driven UI and design systemsExperience with cloud-hosted and containerised applicationsUnderstanding of authentication, authorisation and secure application designFamiliarity with Infrastructure as Code and modern software engineering practicesStrong problem-solving skills and ability to work independentlyExcellent communication and collaboration skillsComfortable working closely with Product and UX teams

Experience with Three.js, React Three Fiber, Autodesk APS or similar 3D technologiesExperience with headless CMS solutions such as ContentfulExperience with dynamic page renderingExperience with event-driven architecturesExperience with observability toolingExperience with AI-assisted development or AI integrationsExperience within retail, store planning or commercial planning

A dynamic and innovative workplace driving advancements in cutting-edge robotic technologiesThe opportunity to collaborate with talented cross-functional teams on meaningful and impactful projectsCompetitive compensation and comprehensive benefits packageA supportive culture that fosters continuous learning, growth, and professional developmentFlexible hybrid working model for an optimal work-life balance25 days of annual leave to recharge and relaxAn annual wellness allowance of 3,500 SEK to support your health and wellbeing