Senior Backend Engineer (Java) to build and scale in-store payment infrastructure.
•Adyen is seeking a Senior Backend Engineer (Java) to join the Payment Gateways team.
•This role involves designing and building the infrastructure for Adyen's in-store payment experience, handling massive global traffic with rock-solid reliability.
•Key Responsibilities Build, test, and deploy high-volume, low-latency Java applications.
•Design highly resilient, scalable services with reliability at their core.
•Drive engineering best practices and contribute to scalable architecture designs.
•Define, implement, and monitor performance KPIs to identify and eliminate system bottlenecks.
•Collaborate cross-functionally with global product managers and engineers.
•Requirements 8+ years of hands-on experience delivering backend services using Core Java, web services, and SQL/PostgreSQL.
•Proven track record of technical leadership and mentoring junior engineers.
•Strong understanding of modern API frameworks (REST, OpenAPI) and API security best practices.
•Experience with high availability, fault tolerance, and low latency architectural principles.
•Customer empathy and a focus on end-merchant business success.