Developer IBM ODM (m/f/d)

Commerzbank is a leading international commercial bank with branches and offices in almost 50 countries. The world is changing, becoming digital, and so we are. We are leaving the traditional bank behind us and are choosing to move forward as a digital enterprise. This is exactly why we need talented people who will join us on this journey. We work in inter-locational and international teamwork in agile methodologies.

• At least 2 years hands-on experience with IBM ODM.
• Strong knowledge of: Rule Designer, Decision Center, Decision Server Runtime, Ruleflows, Decision Tables/Trees, Action Rules, BOM/XOM, BAL.
• Java 11+, Maven/Gradle, Git, JUnit/Mockito.
• Integrations with REST/SOAP, JSON/XML formats; basic Swagger/OpenAPI.
• Experience with rule versioning and collaborative change management (branching, review, merge, release).
• Ability to diagnose performance and stability issues of rulesets; troubleshooting across DEV/UAT/PROD.

• Analyse business requirements and translate them into business rules within IBM Operational Decision Manager (ODM).
• Design and implement ODM artefacts: Decision Tables, Decision Trees, Action Rules, Ruleflows; design BOM/XOM and Business Vocabulary (BAL).
• Work with Rule Designer (Eclipse) and Decision Center (branching, governance, rule reviews, release management).
• Quality assurance: scenario-based ruleset tests, decision regression analysis, code reviews.
• Performance & reliability: ruleset profiling, caching.
• Collaborate with Business Analysts/SMEs; support Decision Center business users throughout the change lifecycle.