Senior Software Engineer in Spain is sought to join a partner company building an AI-powered platform that processes real-time data at scale. This backend-focused role involves developing highly concurrent backend systems, designing scalable microservices, and contributing to the architecture of products used across diverse environments. Working in a fully remote engineering team, you will partner with product managers, application developers, and deployment engineers to deliver robust, high-performance software. Responsibilities include designing, developing, and optimizing core backend services; ensuring performance, scalability, and reliability; and collaborating with cross-functional teams to understand business requirements and determine technical solutions. You will scale platform capabilities from small deployments to large, high-traffic environments and participate in code quality, testing, and deployment processes. Requirements include a Bachelor's or Master's degree in Computer Science, Software Engineering, or related field; at least 3 years of professional backend experience; strong TypeScript and Node.js skills; RESTful API design; PostgreSQL and Docker experience; familiarity with Kubernetes and modern backend frameworks such as NestJS. Bonus points for Python, Go, or C#; experience with MongoDB, gRPC, Helm, Kustomize, Domain-Driven Design, Event Sourcing, or CQRS; and prior exposure to e-commerce or payment systems. Frontend experience with React/React Native is a plus but not required. Fully remote contract opportunity with an internationally distributed eng

Senior Software Engineer in Spain is sought to join a partner company building an AI-powered platform that processes real-time data at scale. This backend-focused role involves developing highly concurrent backend systems, designing scalable microservices, and contributing to the architecture of products used across diverse environments. Working in a fully remote engineering team, you will partner with product managers, application developers, and deployment engineers to deliver robust, high-performance software. Responsibilities include designing, developing, and optimizing core backend services; ensuring performance, scalability, and reliability; and collaborating with cross-functional teams to understand business requirements and determine technical solutions. You will scale platform capabilities from small deployments to large, high-traffic environments and participate in code quality, testing, and deployment processes. Requirements include a Bachelor's or Master's degree in Computer Science, Software Engineering, or related field; at least 3 years of professional backend experience; strong TypeScript and Node.js skills; RESTful API design; PostgreSQL and Docker experience; familiarity with Kubernetes and modern backend frameworks such as NestJS. Bonus points for Python, Go, or C#; experience with MongoDB, gRPC, Helm, Kustomize, Domain-Driven Design, Event Sourcing, or CQRS; and prior exposure to e-commerce or payment systems. Frontend experience with React/React Native is a plus but not required. Fully remote contract opportunity with an internationally distributed eng