Sr Software Engineer

Digi International

Posted 3mo ago

The employer’s full description could not be read from their board. This is a summary of the posting — follow the apply link for the original.

Own platform-level technical decisions for distributed cloud components and microservices
Lead and mentor the development team
Design, develop, and optimize real-time data pipelines
Define and implement REST APIs and microservice architectures
Oversee cloud infrastructure deployment and operations
Design and manage LoRaWAN networks, LNS systems
Design and implement scalable, high-performance data systems
Drive technical strategy for web interfaces and dashboards
Lead IoT security efforts
Ensure platform compliance with ISO 9001 standards
Collaborate cross-functionally with embedded, DevOps, security, product management, business, and customer teams
Provide senior-level technical guidance and Level 3 support for production IoT systems
Develop and execute automated unit and integration tests
Document platform architecture, operational procedures, and design decisions
Participate in Agile planning and governance

Bachelor’s degree or equivalent in Computer Science, Computer Engineering, or a related field and 5 years of related, progressive, post-baccalaureate experience
Architecting and developing cloud-native IoT software platforms using C# (.NET 6 or later) and applying object-oriented design and SOLID principles
Designing and managing real-time data pipelines between IoT devices, gateways, and cloud platforms using MQTT, WebSocket, SignalR, Redis, TCP/IP, and Kafka
Configuring and managing LoRaWAN networks, LNS systems, including device provisioning, messaging, and network optimization
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
Implementing and optimizing data persistence layers using MySQL and exposure to Cassandra or equivalent distributed and relational databases for scalable IoT data storage
Designing and implementing distributed REST APIs and microservice architectures for multi-tenant, high-throughput IoT platforms
Applying secure software development practices, coordinating with security teams on vulnerability scanning, penetration testing, and remediation
Developing and executing automated unit and integration tests (e.g., NUnit) to ensure code quality, reliability, and compliance
Experience with ISO 9001-compliant software development processes and familiarity with ISO design principles

Skills