Technologies-expected : SAP SAP ABAP SAP PO 7.5 (RFC BAPI Proxy IDOC BPM) SAP Cloud Integration about-project : Our team mission is to support the S/4 HANA migration project by delivering robust parallel system solution designs that ensure seamless integration and operational continuity. We enable our business clients to achieve a smoother transition with minimal disruption and enhanced efficiency. responsibilities : Conception, design, and implementation of SAP solutions using technologies such as SAP PO 7.5 (RFC, BAPI, Proxy, IDOC, BPM), SAP Cloud Integration, and SAP ABAP Supporting internal ABAP and PI/PO developer teams with technical expertise to identify and implement appropriate technical solutions Development and optimization of interfaces and connectors, as well as implementing data mappings for the integration of SAP and non-SAP systems (e.g., Salesforce, Io T, Microsoft Azure) Assessing and improving the performance, design, and efficiency of integration scenarios, including constant refactoring of existing components in consultation with relevant stakeholders Independent and proactive coordination, in close collaboration with function consultants and process owners, to implement functional requirements in our technical landscape requirements-expected : Experience: 5+ years of professional experience within the SAP PO / Net Weaver and SAP ABAP development environment Know-how and skills: ABAP development experience across various modules, with additional expertise in Solution Manager (Cha RM) and quality assurance. Integration architecture experience in designing end-to-end technical solutions to integrate SAP systems (SAP ECCand SAP S/4), leveraging modern methods and tools such as continuous integration, automated testing, and cloud-based development Personality: You are a proactive team player with excellent learning skills and are willing to drive performance and change Language skills: To be successful in this role, you will need excellent communication skills on all business levels –you speak fluently Polish and English in your daily business offered : Environment that cares about your well-being: flexible working hours, hybrid work model 70/30 and additional 2 days off per year for every employee Package of additional benefits: private medical care, multi-sport card Our employees can work from selected European Union countries for up to 30 calendar days a year A growing, agile and dynamic team that challenges established routines and helps transforming the Vaillant Group to a data informed business Constant learning opportunities for both technical and personal growth through a range of workshops, seminars, events, and e-learnings benefits : sharing the costs of sports activities private medical care sharing the costs of foreign language classes sharing the costs of professional training & courses life insurance remote work opportunities flexible working time corporate products and services at discounted prices integration events corporate library no dress code coffee / tea parking space for employees leisure zone extra social benefits holiday funds sharing the costs of holidays for kids employee referral program opportunity to obtain permits and licenses extra leave