Mainframe Business Expert with German (m/f/d)

Employment: Full-Time 📢 Join our team as a Business Expert! 📢 In the PUK segment, the PC-RB Datamart is THE data source for a wide range of applications and users who use this data for analysis and reports. CODABAS is the legacy data warehouse with a wide variety of customer business data and is used by many applications in the Commerzbank. Our CoDaMart cell in the Big Data cluster is the right place for you, if you, as a Business Analyst/Business Expert Want to advance the further development of the applications in PC-RB Datamart and Support the decommissioning of the CODABAS data warehouse and Ensure the maintenance and operation of our products. Your main tasks are:  👇 Clarification and analysis of requirements for our products Creation of (technical) designs and specifications, data modelling, DB2 table design and delivery agreements based on technical requirements Further development and maintenance of the data model Business and technical data analysis Support and quality assurance during the development process, through testing, right up to go-live Processing of requests for PC-RB Datamart and CODABAS, including evaluation of data Advice and support to our stakeholders Which technology & skills are important for us? 👌 German B2+ level English B2/C1 level Strong analytical skills High knowledge of SQL Good knowledge of z/OS, DB2 Good knowledge of COBOL programs: the basic structure and functioning of mainframe applications Nice to have: Proficiency in Excel Basic knowledge of Data Modelling Fundamentals Familiarity with Data Warehousing / Data Lake Concept Experience with cloud solutions (preferably GCP) Experience in banking sector Basic knowledge of Rumba, DB2 Catalog Manager, PowerDesigner, Aqua Data Studio Do not worry, if you do not have experience in some of the points - we will provide trainings for you! 😉 How? 📌 Hybrid / Remotely on Wersalska 6 street Łódź What we offer? 🥳 Of course, we offer Development Plans for employees, Life insurance , flexible working hours , integration events and much more 😎 * * * Below you can find more information about Commerzbank 👇 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. 🚩 Please add the following clause to your application: 1. I consent to the processing of personal data contained in this document by Commerzbank AG with its registered office in Frankfurt am Main, Germany, 60261 Kaiserplatz, operating through the Branch in Poland with its registered office in Łódź, 91-203 Łódź, ul. Wersalska 6, KRS 0000631053, for the implementation of the current recruitment process and for the future recruitment for a period of 6 months, in accordance with the Regulation of the European Parliament and of the Council (EU) 2016/679 of 27 April 2016 on the protection of individuals with regard to the processing of personal data the free flow of such data and the repeal of Directive 95/46 / EC (RODO) and in accordance with the Act of 10 May 2018 on the protection of personal data (Journal of Laws of 2018, item 1000). I provided my personal data voluntarily and I declare that they are truthful. I have the right to withdraw this consent at any time. The withdrawal of consent shall not affect the lawfulness of processing based on consent before its withdrawal. 2. I have read the content of the information clause, including information about the purpose and methods of processing personal data and the right to access to my personal data and about the right to correct, rectify and delete it.