Must also have experience with each of the following: (1) Architecting and developing cloud-native IoT software platforms using C# (.NET 6 or later) and applying object-oriented design and SOLID principles; (2) Designing and managing real-time data pipelines between IoT devices, gateways, and cloud platforms using MQTT, WebSocket, SignalR, Redis, TCP/IP, and Kafka; (3) Configuring and managing LoRaWAN networks, LNS systems, including device provisioning, messaging, and network optimization; (4) Deploying, managing, and monitoring cloud infrastructure (AWS or equivalent), including services such as EC2, Lambda, Route 53, Cognito, RDS, ELB, and CloudWatch, to ensure reliability, scalability, and fault tolerance; (5) Implementing and optimizing data persistence layers using MySQL and exposure to Cassandra or equivalent distributed and relational databases for scalable IoT data storage; (6) Designing and implementing distributed REST APIs and microservice architectures for multi-tenant, high-throughput IoT platforms; (7) Applying secure software development practices, coordinating with security teams on vulnerability scanning, penetration testing, and remediation; (8) Developing and executing automated unit and integration tests (e.g., NUnit) to ensure code quality, reliability, and compliance; and (9) Experience with ISO 9001-compliant software development processes and familiarity with ISO design principles. Lead the architecture, design, and development of the Digi X-ON cloud platform with technical ownership of its core components, while architecting solutions across multiple Digi cloud environments and integrating with edge devices, LoRaWAN networks, and other IoT protocols to ensure reliability across distributed, multi-tenant deployments.