Principal Software Engineer VDV-KA / etiCORE (m/w/d)
Core
Maintaining and developing core application (KA) solutions and new modules based on VDV-KA and etiCORE standards for electronic ticketing systems in the public transport sector.
Role type
Principal Software Engineer (Enterprise Java)
Builds
Robust enterprise applications for electronic ticketing and fare collection systems
Domain
Public transportation / Electronic ticketing / Enterprise software
Deliverable
production ML models | product features
Required skills
VDV-KA standards, etiCORE standards, Enterprise Java (Java EE), PostgreSQL/Oracle database management, system architecture design, code quality assurance
Preferred skills
Public transport ticketing domain knowledge, Motis-Mobil-Ticket-Crypto-Service specification, virtual environment implementation, UML/System design methods, Apache-Karaf, Spring, OSGi
Technologies
Java EE, PostgreSQL, Oracle, Apache-Karaf, Spring, OSGi
Responsibilities
Maintain and evolve KA 1.x solutions (KVP/DL/PV systems, SAM clusters); Develop new solutions based on etiCORE standards; Ensure compliance with VDV-KA and etiCORE standards; Collaborate with engineering teams to ensure project success; Provide training and mentoring on standards; Conduct training sessions and create documentation
Seniority
Principal, hands-on IC with mentorship responsibilities