Senior Backend Engineer, Valencia

Senior Backend Engineer As a Senior NodeJS Backend Developer, you will spearhead server-side logic, database management, and ensure optimal performance and responsiveness to frontend requests and client-side agents. You ll also collaborate closely with our DevOps team to scale our infrastructure and services globally within our platform. What You ll Do Develop robust backend services that integrate seamlessly with frontend functionality and client-side agents. Engage and collaborate with stakeholders and the development team to capture requirements and design innovative features. Optimise application services for speed, scalability, and stability. Implement stringent security protocols, data protection measures, and efficient storage solutions. Design and deploy data storage solutions and integrate and unit test application services for quality assurance. Create reusable code and libraries. What youll need Proficient in English (Minimum B2, Ideal C1+). 5+ years of hands-on experience as a Backend Developer. Proven track record in developing and consuming REST API Services, using SQL / NoSQL databases. Expertise in writing clean, efficient code. Understanding and application of testing methodologies like TDD and SOLID principles. Proficiency in Docker containers, Kubernetes, Git version control, and CI / CD best practices. Experience using data monitoring and analysis tools to optimize system performance. Express, Node.js, MongoDB, Redis, Google Cloud Platform, Kubernetes, GitLab