Trent Torkelson

Developed and maintained core product functionality using SQL Server with Entity Framework Core (ORM) and Dapper stored procedures. Migrated functionality into the API backend using OData and DAL endpoints, and built new features with C# and AngularJS while optimizing stored procedure performance by identifying query bottlenecks. Owned production issue troubleshooting and resolution to minimize downtime, using monitoring tools like Dynatrace and Kibana for daily API and system health. Coordinated with QA and Billing product owner via Azure DevOps tasks and sprint planning, breaking features into user stories and tracking progress. Designed an inter-departmental payment solution spanning Auth.Net/Stripe/Cash, and improved logging for the benefit plan enrollment module. Modernized older domain models toward service/dependency-injected patterns for new feature development.

Built automation and manufacturing solutions for metallurgical casting across a multi-plant environment controlled by PLCs, C# controllers, and WCF services. Designed and debugged proprietary C# .NET controllers for station state management and Spring .NET object configuration, including PLC data flow control and inventory monitoring. Developed WCF services used by multiple front ends through a service catalog, enabling consistent station state sharing. Created integrations and device interfacing workflows between plant engineers’ PLC data and controller/service layers, following documented routing and workflow standards. Designed a Mobile Industrial Robots (MiR) fleet API interface library and connected controller/service for automated robot pickup/delivery, plus a C# Telerik/Blazor web component to display fleet status. Also implemented API interface libraries for Ceridian Dayforce time logging integration and built a GitHub API interface library with OpenAPI documentation/NSwagStu

Advised on IT infrastructure operations and software design for healthcare patient check-in and pre-check-in solutions. Created and maintained API and SQL interfaces to connect to client EMR environments via partnered vendors, including multi-vendor interface support for EMR, eligibility, and electronic payment APIs. Provided C++ (interop/MFC) and C# .NET application support in Visual Studio, supporting development and testing across patient check-in software used by 300+ healthcare companies on 3000+ Windows devices. Developed and supported patient pre-check-in applications and website experiences for 50+ healthcare companies, including kiosk configuration and patient questionnaire creation using .NET WinForms and DevExpress. Implemented EMR integration using HL7 event-based messaging and FHIR APIs, created C# client classes from vendor swagger models and JSON schemas (AutoRest/.NET), and helped plan and execute Epic App Orchard integration using HL7 over HTTP. Supported business tran