Mid/Senior IoT Backend Engineer (.NET / Azure)

DescriptionWe offer a choice of employment form on both B2B and Employment ContractB2B: up to 140 PLN net/hour + VATWe are looking for an IoT Backend Engineer with extensive hands-on experience building cloud-native microservices in C#/.NET and designing scalable IoT solutions on Azure.You should be comfortable working with IoT Hub, device provisioning, event-driven architectures, and high-throughput messaging systems.In This Role You WillDesign, develop, and maintain cloud-native microservices in C#/.NET for IoT platforms.Build and operate REST/gRPC APIs, background workers, and scalable event-driven pipelines.Implement Azure cloud solutions using:Azure Functions, App Services / Container AppsAzure API ManagementEvent Hub / Service BusAzure IoT Hub (device identities, routing, C2D/D2C messaging, Twins)Device Provisioning Service (DPS)Automate deployments of IoT Hub configurations, DPS enrollments, and backend services.Ensure the reliability, performance, and scalability of IoT data ingestion and device communication workflows.Collaborate with cross-functional teams (data, cloud, product) on system architecture and best practices.Monitor and troubleshoot IoT Hub operations, routing failures, and device connectivity issues.Support cost optimization and improve system resilience across IoT and analytics components.Life insuranceMultisport cardFully remote jobPrivate medical careFlexible working hoursB2B or contract of employmentAmazing integration events on a regular basisTraining budget (e.g. Microsoft Azure Certifications)Opportunity to impact our company culture build-upWork equipment (laptop, 2 monitors, and accessories)Initial interview with one of our recruiters - 30 minutesTechnical taskTechnical interview with one of our technical interviewers - 30-60 minutesInterview with the client - 1 hour