Nalanda is a leading Spanish multinational dedicated to bridging the gap between large companies and their suppliers through an innovative digital platform. We specialize in coordinating activities between contractors and their suppliers, minimizing costs, time, and risks, while fostering transparent and effective business relationships.
We are a dynamic, forward-thinking company committed to building an inclusive workplace where talent thrives. At Nalanda, we believe that the development of people drives organizational success. We are also part of Once For All, an international group with a presence in the UK, France, Latin America, and more than 1,000 people working on digital solutions for supply chain management and regulatory compliance.
We are looking for a Senior Backend Engineer who will play a key role in designing and evolving our backend architecture, ensuring our systems are scalable, maintainable, and robust. In this role, you’re expected to take ownership of complex backend domains, drive technical initiatives, and make informed architectural decisions.



You will mentor and support other engineers, influence engineering standards, and contribute to improving performance, reliability, and operational excellence across the platform.

Design, build, and maintain backend services, APIs, and critical platform components using Java and Spring Boot.
· Optimize services for performance, scalability, security, and fault tolerance.
· Define and maintain high standards for code quality, testing, observability, and documentation.
· Guide and mentor Junior and Semi Senior engineers through code reviews, design discussions, and technical feedback.
· Contribute to architecture decisions involving databases, caching, messaging, and distributed systems.
· Ensure smooth operation of production systems, participating in incident resolution and root-cause analysis.
· Use AI-powered development tools to enhance delivery speed, code quality, and team productivity.
· Deep exp

📌 Engineer - back End Developer (España)
🏢 Once For All - Nalanda
📍 España