Sr. Software Engineer (.NET Ecosystem)

Our team is seeking a Senior Software Engineer to play a crucial role in advancing our core healthcare IT systems through the development of scalable and secure software solutions. As a senior individual contributor, this position involves working closely with other engineering team leaders to architect robust backend systems, guide technical direction, and enhance software delivery processes.*** US Citizen or Permanent Green Card holder currently residing in the US only ... No exceptions ***Keys to the Role:Deep understanding of the .net ecosystemExperience with distributed systemsExperience with high volume throughputPerformance analysisExperience troubleshooting an enterprise level applicationEssential Functions: Take a technical leadership role in building and scaling national-scale healthcare data exchange systemsDeliver extremely reliable, scalable, and observable software capable of supporting massive transaction volumesLead architecture and implementation of highly scalable, API-driven systems powering healthcare data exchange at scaleProvide practical, balanced technical guidance—considering both engineering best practices and business prioritiesGuide design decisions on fault tolerance, throughput optimization, and system resilienceContribute to CI/CD pipeline improvements to maintain quality while accelerating deliveryCollaborate with product and implementation teams to shape technical executionDocument technical designs, workflows, and release notes for cross-team and customer consumptionParticipate in and lead design and code reviewsMentor engineers through pairing, design discussions, and pull request feedback