Java-Softwareentwickler Girocard Autorisierung (m/w/d)
Core
Develop and maintain authorization applications for over 50 million SparkassenCards, processing over 4 billion payment transactions annually.
Role type
Senior Java Software Engineer (Payment Authorization)
Builds
High-volume transaction authorization systems for the Sparkassen banking group
Domain
Banking / Financial Services / Payment Processing
Deliverable
production ML models | product features
Required skills
Java, Spring Boot, React, SQL, REST, Message Queues (MQ), Database Design, Agile Methodologies, System Analysis
Preferred skills
Experience with DB2 or Oracle, Design Patterns, IT Security concepts, AI tool usage
Technologies
Java, Spring, Spring Boot, React, TypeScript, JavaScript, HTML, CSS, DB2, Oracle, MQ, REST
Responsibilities
Conceive, implement, and optimize front-end or back-end solutions for girocard authorization; Design and implement complex database models; Perform complex error analysis to improve processes and systems; Participate in project work including requirement definition, analysis, design, testing, and documentation.