Software Engineer 3, .NET (C#/WPF)
About The Position
At eBay, we are hiring a Software Engineer 3 to join our motivated and inventive team located in Austin or Salt Lake City. This position involves developing top-tier customer experiences and supporting ecommerce platforms that bring people together and build communities, generating economic opportunities for all. If you are passionate about crafting excellent user experiences and collaborating with a varied team, this opportunity is for you! As a Software Engineer 3, you will contribute to the build, development, and maintenance of Agent Desktop applications built on .NET (C#/WPF). This is a hands-on individual contributor role where you will own features from build through production, write high-quality, maintainable, and well-tested code, and collaborate across teams to deliver reliable, user-facing solutions. You will operate with growing independence, take ownership of components, and contribute to team-level engineering excellence.
Requirements
- BS/MS in Computer Science, Engineering, or equivalent experience
- 4–8 years of software development experience
- Solid background in C#, .NET, and WPF for desktop application development
- Experience working with and incorporating REST/SOAP APIs (JSON/XML)
- Solid understanding of SQL and relational databases
- Familiarity with NoSQL/document-based datastores (e.g., MongoDB, Cosmos DB, DynamoDB)
- Experience with Git and modern development workflows
- Strong debugging and troubleshooting skills
- Experience working in Agile/Scrum environments
Nice To Haves
- Experience with modern UI frameworks (React, Angular) and web application development
- Experience with test automation and CI/CD integration
- Familiarity with AI-assisted development tools (e.g., GitHub Copilot)
- Experience working on customer support tools or applications and passionate about improving workflows
- Exposure to performance optimization and observability practices
- Experience working with or migrating to document-based/NoSQL data models
- Certified Application Developer (or equivalent certification) is a plus
Responsibilities
- Build and develop desktop applications and features using C#, .NET, and WPF
- Build intuitive, efficient user-facing workflows for support agents
- Connect desktop applications to backend systems through REST/SOAP APIs (JSON/XML)
- Write and maintain unit and integration tests to ensure high-quality releases
- Identify, fix, and resolve issues across UI, service integration, and performance layers
- Participate in code reviews, build discussions, and Agile ceremonies
- Collaborate with product managers, UX designers, QA, and global engineering teams
- Contribute to CI/CD pipelines and release processes
- Continuously improve system reliability, maintainability, and performance
Benefits
- 401(k) eligibility
- various paid time off benefits, such as PTO and parental leave
- target bonus
- restricted stock units
- full range of medical, financial, and/or other benefits
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What This Job Offers
Job Type
Full-time
Career Level
Mid Level
