Senior Software Engineer (.NET / C#)

Brightree, a ResMed company, is looking for a Senior Software Engineer to join the Brightree Resupply engineering team. This role plays a critical part in scaling the SNAP product to broader market, supporting key and highly prioritized initiatives. 

As an experienced software engineer, you will work closely with business and technical leaders to refine our technical direction and product strategy while delivering data-driven, intelligent solutions that improve patient outcomes in the HME industry. 

The ideal candidate is a strong technologist with an ownership mindset who takes pride in designing scalable system architectures and driving innovation. You are a collaborative team player, eager to work across disciplines, mentor junior developers, and deliver high-quality, resilient, and high-scale distributed systems that have a direct impact on our customers. 

Key Responsibilities 

• Own and lead architecture discussions, designing highly scalable, performant, and resilient software solutions in a cloud-native environment.

• Demonstrate strong ownership of software components from design to deployment, ensuring system reliability and maintainability. 

• Apply AI-assisted development tools (e.g., GitHub Copilot, Augment, MCP servers, and Agentic AI frameworks) to enhance productivity and code quality. 

• Design data-centric architectures, treating data as a first-class citizen for secure transport, storage, and analytics. 

• Champion a quality-first approach, implementing unit tests, automation frameworks, and robust functional testing. 

• Identify codebase and system design gaps, setting and maintaining high-quality engineering standards through code, security, and design reviews. 

• Enhance product scalability and self-service capabilities, ensuring efficient onboarding and customer adoption. 

• Take an active role in mentoring junior engineers, sharing technical expertise, and fostering a culture of collaboration and innovation. 

• Support hiring efforts, participating in interviews and attracting top engineering talent. 

Required Qualifications & Experience 

• Bachelor's degree in Computer Science or related field. 

• 5+ years of experience in software engineering, preferably using Microsoft technologies in a web-based, high-traffic system. 

• Strong architectural design skills, with experience building scalable, distributed, and event-driven systems. 

• Expertise in ASP.NET, including Razor, WebForms, Web API, WCF, JavaScript, CSS, and caching services. 

• Proficiency in MS SQL Server (T-SQL/SQL) in a high-volume transaction environment. 

• 4+ years of experience developing and operating applications in AWS, with a strong understanding of key AWS services and tools. 

• 3+ years of experience developing front-end applications using React or React Native or other front-end framework 

• Proven ability to design and implement RESTful APIs and microservices. 

• Hands-on experience with CI/CD pipelines, deployment strategies, and zero-downtime deployments. 

• Production experience with event-driven architectures or message-broker solutions (e.g., Kafka, RabbitMQ). 

• Proficient in object-oriented programming, API design, and distributed system principles. 

• Strong experience in source code versioning, configuration management, and automated build pipelines. 

• Proactive problem-solver with an ownership mentality, always looking for opportunities to optimize system performance and stability. 

Preferred Skills & Experience 

• Experience decomposing monolithic applications into smaller, autonomous services. 

• Knowledge of Domain-Driven Design (DDD) and best practices for designing scalable services. 

• Hands-on experience with Docker containerization in production environments. 

• Familiarity with Terraform or other Infrastructure-as-Code (IaC) frameworks. 

• Healthcare or HME industry experience will be a plus.