Long-standing practical experience in backend development, ideally in financial services or with large-scale platforms - You'll design, develop, and maintain reliable backend applications and services using modern frameworks like Spring Boot, Java and Kotlin, providing the power our systems need. * Diligently, you build and run RESTful APIs end to end, from database and messaging integration to SDKs and service-discovery tools that teams across ING can plug into effortlessly. * Strong fundamentals in software development, OOP, design patterns, concurrency, and TDD as well as a deep understanding of microservice architectures and distributed systems
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