Backend Software Engineer (C#/.NET/Linux)

Job Description Insight Global is looking for a Senior C# Engineer to join one of our global manufacturing and supplier clients. This person will a specialized R D team that is pioneering high-accuracy micro-location technologies that rely on advanced algorithms to achieve centimeter-level precision. By blending sensor data, RF signals, and cutting-edge signal processing, they are transforming how people and machines navigate their environments. This person will join a team to tackle complex real-world problems with creativity, collaboration, and a spirit of continuous innovation.

Responsbilites include:

Design and develop high performance backend services using C# and .NET running in Linux server environments. Architect and implement scalable service oriented systems that support high throughput messaging, device communication, and distributed workloads. Design and build network based services. Develop and maintain systems that leverage distributed messaging technologies such as Kafka, MQTT, RabbitMQ, or similar platforms. Implement secure service architectures, including authentication, authorization, encryption, and secure communication patterns. Design backend infrastructure with high availability, scalability, observability, and fault tolerance as core principles. Optimize service performance through asynchronous programming, concurrency models, and efficient resource management. Develop and maintain APIs and service interfaces used by internal systems, connected devices, and cloud platforms. Collaborate with DevOps and infrastructure teams to support deployment pipelines and operational tooling across cloud environments such as AWS, Azure, or GCP. Troubleshoot and resolve complex issues involving network communication, distributed systems behavior, and production service performance. $50/hr to $70/hr : Exact compensation may vary based on several factors, including skills, experience, and education. Benefit packages while on contract for this role will start on the 31st day of employment and include medical, dental, and vision insurance, as well as HSA, FSA, and DCFSA account options, and 401k retirement account access with employer matching. Employees in this role are also entitled to paid sick leave and/or other paid time off as provided by applicable law. We are a company committed to creating diverse and inclusive environments where people can bring their full, authentic selves to work every day. We are an equal opportunity/affirmative action employer that believes everyone matters. Qualified candidates will receive consideration for employment regardless of their race, color, ethnicity, religion, sex (including pregnancy), sexual orientation, gender identity and expression, marital status, national origin, ancestry, genetic factors, age, disability, protected veteran status, military or uniformed service member status, or any other status or characteristic protected by applicable laws, regulations, and ordinances. If you need assistance and/or a reasonable accommodation due to a disability during the application or recruiting process, please send a request to HR@insightglobal.com.

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https://insightglobal.com/workforce-privacy-policy/. Skills and Requirements 7+ years of professional software development experience building backend or distributed systems. Strong experience developing applications using C# and ASP.NET. Experience developing and deploying services in Linux server environments. Deep understanding of TCP/IP networking, socket programming, and network-based service architectures. Experience implementing secure service architectures, including authentication mechanisms, encryption, and service hardening. Hands on experience with distributed messaging platforms such as Kafka, MQTT, RabbitMQ, or similar technologies. Experience deploying or operating systems within cloud environments such as AWS, Azure, or Google Cloud Platform. Familiarity with Git based workflows and CI/CD pipelines. - Experience building high throughput or real-time messaging systems. Experience with containerization technologies such as Docker and Kubernetes. Experience building IoT platforms or device communication systems.