backend developer for ERP/CRM integrations

Elinext is an international software development company with over 25 years of experience delivering custom software solutions and providing dedicated engineering teams to clients worldwide. It works across Fintech, Healthcare, Manufacturing, Retail, Enterprise Software, Cloud, AI/ML, and other domains.

• Develop REST endpoints in Microsoft Dynamics NAV / Business Central
• Build integrations for the new customer portal and process automation system
• Implement error handling and retry mechanisms
• Maintain API specifications using OpenAPI
• Coordinate API contracts with the frontend team
• Secure access through middleware and technical user accounts
• Test, troubleshoot, and document interfaces
• Support stable and reliable data exchange between NAV/BC and external systems

• Several years of development experience with Microsoft Dynamics NAV / Business Central
• Strong hands-on experience with REST API development in NAV / BC
• Experience integrating NAV / BC with external frontends or third-party systems
• Good understanding of API design and system integrations
• Experience with error handling, retry logic, and secure access
• Ability to work independently and deliver production-ready solutions
• Pragmatic and delivery-oriented development approach
• English B1+
• German B1+
• Будет плюсом: Experience with Business Central cloud migration, experience working with modern frontend teams, OpenAPI / Swagger knowledge, experience with middleware-based security, previous work with enterprise ERP / CRM systems

• 25 Calendar days of vacation + 5 additional paid sick days
• Medical insurance
• Corporate English courses
• Corporate events and team-building activities
• Support with professional certifications
• Reimbursement for professional courses and training
• Long-term international projects
• Opportunities for professional and technical growth