Sr Developer, C# .NET & APIs
Core
Design, build, and support scalable backend applications and services using C# and .NET to enable business growth and product innovation.
Role type
Senior IC backend developer (.NET/C#)
Builds
Enterprise-grade backend applications, REST-based APIs, and integrations for large-scale data processing and customer-facing products.
Domain
Financial services / Enterprise software
Deliverable
production ML models | product features
Required skills
C#, .NET Framework/.NET Core, REST APIs, SQL, Git, CI/CD, object-oriented programming, software design patterns
Preferred skills
Cloud platforms (Azure/AWS/GCP), Docker, Kubernetes, SOAP, observability tools
Technologies
C#, .NET, SQL Server, Azure DevOps, GitHub Actions, Jenkins, Docker, Kubernetes, REST, SOAP
Responsibilities
Design and develop enterprise backend applications; lead implementation of scalable solutions; collaborate on technical design; drive software quality via automated testing and CI/CD; troubleshoot production issues; mentor junior developers; participate in Agile ceremonies; develop and maintain REST APIs.
Seniority
Senior, hands-on IC (via careerplan.io/jobs/19041528-1-sr-developer-c-net-apis-at-transunion)