Kotlin Backend SW Engineer
Your New CompanyOne of Europes leading consumer retailers is looking to hire a Backend Software Engineer to join one of the squads.
Your New RoleDevelop and maintain services for customer order processing, covering the end-to-end online order journey.
- Build and manage APIs and integrations between the Order Management System and key corporate applications such as SAP, Checkout, Payments, Invoicing and Pick Pack.
- Orchestrate order workflows to ensure consistent and real-time processing across different systems.
- Standardize order data and communication between multiple platforms and applications.
Your tasks
- Design, implement, and evolve COS REST APIs and event schemas (OpenAPI, API Gateway), enabling contract-first integrations and decoupling consumers from Order Management platform.
- Develop and orchestrate event-driven order workflows with Kafka/Kafka Streams and Temporal (basket-to-order,

📌 Kotlin Backend SW Engineer, hibrido (Barcelona)
🏢 Hays
📍 Barcelona