Senior/Lead Full Stack .NET Engineer

Description

Operating within the healthcare sector, this organization focuses on advancing medical technologies and solutions that enhance patient care. They specialize in developing innovative medical devices that streamline clinical trials and improve treatment accessibility. The organization collaborates with healthcare professionals to ensure that new therapies are both safe and effective. With a commitment to research and development, they aim to accelerate the adoption of their products in the healthcare market.

Requirements

• Development of a .NET SDK for edge devices to handle secure MQTT messaging and large file uploads.
• Implementation of background services for automated file detection, locking-checks, and reliable transmission to the cloud.
• Building a Web-based Management UI to display real-time device status, connection history, and identified fleet lists.
• Developing cloud-to-device communication features, enabling users to push text messages or files.
• Creating a Privileged Access Management (PAM) portal with a gated workflow.
• Implementing IoT Rules and AWS Lambda functions.
• Collaboration with DevOps to ensure the SDK correctly routes traffic through secure VPN tunnels and PrivateLink endpoints.

Job responsibilities

• Strong hands-on experience with .NET development, including background services and file system monitoring.
• Solid practical experience with modern Frontend frameworks, preferably React or Angular.
• Experience working with AWS SDKs for S3 (multi-part uploads, pre-signed URLs) and Identity Management.
• Good understanding of asynchronous programming and handling large data payloads/file streaming.
• Familiarity with IoT messaging patterns and secure communication over restricted networks.
• Experience integrating with authentication providers like Amazon Cognito or Auth0.
• Ability to write clean, documented code for a library (SDK) that will be reused across different device models.