Senior Backend .NET Microservices Developer
Resume:
Seth Zurborg Senior Software Developer
Hamilton, OH
**************@*****.***
linkedin.com/in/seth-zurborg
Summary
Backend-focused .NET Engineer with 11+ years of experience in designing and developing enterprise-grade applications across FinTech and Healthcare domains. Specialized in .NET, ASP.NET Core, C#, and Web API development, with expertise in SQL Server, PostgreSQL, Oracle PL/SQL, and T-SQL. Skilled in building scalable microservices, RESTful APIs, and secure integrations using OAuth, SOAP, and GraphQL.
Proficient in Entity Framework, MVC, WCF, and WPF, with hands-on experience in Angular, React, and Blazor for full-stack delivery. Strong in database optimization, caching strategies with Redis, and messaging systems such as Kafka for high-performance, distributed applications.
Experienced in Agile Scrum delivery, Git version control, automated testing frameworks, and modern CI/CD pipelines, while leveraging Azure and AWS primarily for backend deployment and scalability. Recognized for backend system design, monitoring/logging with Serilog, Application Insights, and Splunk, and delivering solutions aligned with business goals. Skills
Languages & Frameworks: .NET, ASP.NET Core, C#, Entity Framework, MVC, WCF, WPF, Blazor, Angular, React Databases: SQL Server, PostgreSQL, Oracle PL/SQL, T-SQL, Cosmos DB, MongoDB Backend & APIs: Web API, SOAP, RESTful APIs, GraphQL, OAuth Architecture: Microservices, Event-Driven Systems, Caching (Redis, MemoryCache) Messaging & Integration: Kafka, Service Bus, Event Grid Testing & QA: xUnit, SpecFlow, Playwright, Postman, Integration Testing DevOps/Infrastructure: Git, Docker, Kubernetes, Azure, AWS Other: Agile, Monitoring & Logging (Serilog, Splunk, Application Insights Experience
Aug 2016 – Present
Kroger Technology & Digital, Blue Ash, OH - Senior Software Engineer
● Designed and developed .NET 6 APIs, backend services, and Node.js microservices, focusing on performance optimization, database tuning, and secure integrations.
● Migrated legacy .NET Framework services into modern ASP.NET Core microservices, improving scalability and maintainability.
● Implemented Web API solutions with OAuth2, RBAC, and token-based authentication, ensuring secure access for enterprise systems.
● Engineered SQL Server and PostgreSQL databases with advanced indexing, partitioning, and query optimization, achieving sub-second response times under high loads.
● Applied caching strategies with Redis and MemoryCache to reduce response latency for API-heavy applications.
● Developed event-driven integrations using Kafka, Azure Service Bus, and Event Grid, supporting asynchronous workflows across business domains.
● Built automated testing frameworks with xUnit, SpecFlow, Playwright, and Python-based test utilities (pytest, unittest), embedding BDD and integration testing into CI/CD pipelines to strengthen release reliability.
● Conducted load testing, regression testing, and security testing on high-traffic APIs, ensuring performance benchmarks and compliance standards were consistently met.
● Delivered full-stack integrations, connecting Angular, React, Blazor, jQuery, and Node.js frontends to backend APIs.
● Introduced monitoring and logging solutions with Serilog, Application Insights, Splunk, and AI-driven anomaly detection, improving observability and proactive troubleshooting.
● Collaborated with DevOps teams on Docker and Kubernetes deployments, ensuring backend services were production-ready and scalable.
● Integrated AWS-managed services (e.g., EKS, DynamoDB, SQS, SNS) into application workflows, improving scalability and reducing operational overhead.
● Leveraged AWS services (S3, RDS, SQS, Lambda) for hybrid cloud workloads, enabling secure integrations between
.NET APIs and AWS-hosted resources.
● Applied Python scripting for backend automation, test data generation, log analysis, and ETL pipelines, reducing manual engineering overhead.
● Partnered with architects to integrate AI-supporting tools (AI-assisted code analysis, predictive monitoring, anomaly detection), strengthening backend reliability and development velocity.
● Mentored developers in Agile practices, test-driven development (TDD), and secure coding standards, improving team-wide engineering discipline.
Aug 2014 – May 2016
Red Rock Business Advisors, Remote, Dulles, VA - Backend Developer
● Refactored legacy applications into ASP.NET Core Web APIs, modernizing backend architecture for deployment efficiency.
● Built C# console applications for scheduled and on-demand data cleanup operations integrated with SQL Server Agent.
● Created integration tests using xUnit, validating data consistency across Entity Framework migrations.
● Improved SQL Server performance by diagnosing deadlocks and slow queries, applying indexing and partitioning strategies.
● Developed JSON-to-database mapping utilities using C# and LINQ, automating data ingestion pipelines.
● Implemented Azure App Services and Azure SQL Databases for internal tool deployments, collaborating with DevOps engineers to optimize provisioning.
● Documented API contracts and technical specifications to support onboarding and cross-team collaboration.
● Collaborated with architects to design modular, maintainable backend solutions for business-critical systems. Education
MAR 2008 – APR 2013
Western Kentucky University, Bowling Green, KY - Bachelor of Computer Information Technology
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