In this role you will design and build backend services that power Wise’s Direct Debit and Payin platform, enabling automated funding and pre-authorizations for partners. You’ll work with cross-functional teams to deliver scalable APIs, robust payment routing, and high-volume data processing. You will help secure financial data and maintain reliability for millions of users across web and mobile. This is a chance to shape how Wise moves money for people and businesses at scale.
Responsibilities
Design, develop, test, and maintain backend services in Java/Kotlin with Spring Boot on AWS
Build and maintain RESTful APIs serving millions of customers
Develop and optimize card pay-in flows powering large-scale payments
Design and implement database schemas and SQL queries for high-volume data (PostgreSQL)
Build event-driven architectures using Apache Kafka for asynchronous processing
Develop and maintain a payment orchestration system routing payments across providers
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