You will work across backend engineering, firmware and hardware partners, QA and certification, field operations, and commercial teams, and act as the primary technical interface to charger manufacturers, charge point operators (CPOs), e-mobility service providers (eMSPs) and enterprise fleet customers. OCPP implementation and interoperability Oversee implementation and conformance of OCPP 1.6J and 2.0.1 across all supported profiles: Core, Firmware Management, Local Auth List, Reservation, Smart Charging, Remote Trigger, and 2.0.1 functional blocks including Provisioning, Authorization, Transactions, Tariff & Cost, Diagnostics and Security.