Software Development Engineer IV

Title: Sr. .NET Developer Duration: 8 month contract to hire Location: Marietta, GA || Alpharetta, GA - 5 days onsite NO C2C W2 only - Only GCs and USCs As a Senior Software Development Engineer, you will design and build high performance distributed applications within a large scale logging and metrics ecosystem. You'll modernize legacy systems, integrate with mainframe and batch workflows, and develop critical software that supports compliance, interoperability, and core business operations. You will play a key role in architecture decisions, technical leadership, and guiding development best practices. Responsibilities - Architect, design, and develop a new unified platform by consolidating multiple legacy systems. - Reverse engineer and decompile legacy codebases where source code is unavailable. Collaborate with internal stakeholders to define requirements, workflows, and technical solutions. - Lead technical design, solution architecture, and implementation of business initiatives. - Provide technical oversight across applications, ensuring best practices and high code quality. - Analyze complex application and business problems, evaluate processes, and recommend improvements. - Participate in planning, procedure development, backlog management, and on call support. Required Qualifications - 6 years of professional software development experience. - Expertise in .NET 6 / .NET 8, including REST and SOAP service development (Swagger/OpenAPI). - Frontend development experience with MVVM/SPA frameworks using Blazor. - Strong understanding of data exchange formats (JSON, XML, RDF). - Experience with relational and NoSQL databases and messaging/queueing systems (e.g., MongoDB, Redis, RabbitMQ). - Proven technical leadership in .NET/C#/ASP.NET application design, integration, and data driven architectures. #SDE1

Created: 2026-03-10