James Miller

Senior Software Engineer with 10+ years of experience developing front-end and back-end web applications across financial services, e-commerce, and other business environments. Brings a strong foundation in C#, JavaScript, .NET Core 6/8/10, and ASP.NET, with experience supporting applications throughout the software development life cycle. Experienced in building responsive front-end applications using Angular, React, and Razor, with hands-on experience deploying and supporting applications on cloud platforms like Azure and AWS.

Known for analyzing complex code, simplifying application logic, and improving code performance and maintainability. Combines hands-on development experience with debugging, code review, production support, and cross-functional collaboration.

Senior Software Engineer at Docufluent Powered by Remote Operations (2023-09 – Present)

• Played a key role in the end-to-end delivery and production support of a secure medical document search and chart-preparation application using C#,.NET 8/10, Angular, and Azure.
• Led backend delivery of key features and designed scalable RESTful APIs and Entity Framework Core services for patient search, document retrieval, and chart preparation workflows.
• Designed and implemented event-driven document indexing with Azure Service Bus, Azure Functions, and Azure AI Search, making new and updated medical records searchable in near real time.
• Integrated Datadog dashboards and alerts for search latency, indexing failures, and service availability, helping reduce average search latency by 35%.
• Optimized Entity Framework Core queries, stored procedures, and Microsoft SQL Server indexes, reducing medical-document retrieval time by 45%.
• Contributed to the Angular frontend by building 20+ reusable components for search filters, document previews, status indicators, and operational dashboards using TypeScript, RxJS, and Angular Material.
• Implemented HIPAA-aligned safeguards for protected health information, including role-based access control, tenant isolation, encryption, audit logging, Azure Key Vault, and secure Blob Storage access.
• Improved platform reliability through idempotent processing, retry policies, dead-letter queues, health checks, distributed tracing, and automated recovery workflows.
• Developed 100+ unit and integration tests using xUnit, Moq, and containerized test dependencies, improving coverage across 10 APIs, database services, authorization rules, and asynchronous workflows.
• Supported Docker and Kubernetes deployments and contributed to Azure DevOps CI/CD pipelines by updating build steps, deployment configurations, and release validations.
• Mentored 3 junior engineers through code reviews, pair programming, technical design discussions, and guidance on.NET, Azure, testing, and secure healthcare application development.

Software Engineer at Rocket Mortgage (2023-05 – 2023-09)

• Designed and implemented backend functionality for the loan document tracking and application-status module within an existing mortgage operations platform using C#, ASP.NET Core, and Entity Framework Core.
• Developed 10+ RESTful API endpoints to retrieve required loan documents, identify missing or rejected submissions, update document review statuses, and provide loan milestone information to existing application components.
• Implemented service-layer business rules for document validation, status transitions, review exceptions, and application milestone updates while integrating with existing borrower and loan-processing services.
• Created and modified Microsoft SQL Server tables, stored procedures, queries, and indexes supporting document metadata, review history, processing statuses, and audit records.
• Added role-based authorization, request validation, exception handling, secure application logging, and audit tracking to support the controlled handling of sensitive borrower and mortgage information.
• Wrote 50+ unit and integration tests using xUnit and Moq for API endpoints, business rules, Entity Framework data access, and failure scenarios, and assisted with deployment validation and troubleshooting through Azure App Service and Application Insights.

Senior Software Engineer at PICKUP (2019-11 – 2023-03)

• Enhanced dispatch and driver-matching workflows that supported growth in monthly delivery revenue processed through the platform from approximately $1.2M to $1.5M by increasing assignment capacity and reducing failed deliveries.
• Led the phased migration of core dispatch modules from.NET Framework 4.7.2 to.NET 6 while maintaining compatibility with legacy services.
• Refactored WCF and Windows Service workflows into REST APIs,.NET Worker Services, and Azure Service Bus consumers.
• Developed driver-matching rules based on service area, availability, vehicle capacity, item size, delivery window, and active workload.
• Reduced duplicate driver assignments by implementing idempotency controls, Azure SQL constraints, row-version checks, and transactional updates.
• Built Angular, RxJS, and SignalR features for delivery queues, driver selection, reassignment, exception handling, and live status updates.
• Improved SonarQube maintainability ratings from D to A by refactoring legacy modules, reducing code duplication, and resolving critical code smells.
• Worked daily with dispatch, product, QA, and support teams to investigate production issues using Application Insights, Azure SQL, and Azure Service Bus logs.
• Collaborated with DevOps teams to support Jenkins CI/CD pipelines for automated builds and deployments, including NuGet package restore and management, release validation, Azure deployments, and production issue resolution.
• Contributed within an Agile/Scrum team through standups, sprint planning, backlog refinement, technical discussions, code reviews, and developer mentoring.

Senior Software Engineer at defi SOLUTIONS (2016-08 – 2019-11)

• Developed auto loan origination workflows using C#,.NET Framework 4.7.2, ASP.NET MVC, Razor, Azure, and MSSQL Server.
• Built Razor-based pages for application review, borrower verification, document tracking, and funding approval.
• Resolved HTML, CSS, and JavaScript compatibility issues to deliver consistent workflows across Chrome, Edge, Firefox, and Internet Explorer.
• Took ownership of configurable underwriting features for approvals, pricing, counteroffers, and lender-required stipulations.
• Became a go-to engineer for complex defects, SQL performance issues, vendor integrations, and production support.
• Progressed into a senior role by leading feature design, reviewing code, mentoring developers, and coordinating releases with product and QA teams.

Software Engineer at Exigo (2016-02 – 2016-08)

• Programmed web application features using C#, JavaScript, and ASP.NET, supporting both front-end presentation and back-end application behavior.
• Updated existing software components to address functional requirements, correct defects, and maintain compatibility with established application workflows.
• Evaluated complex code to identify unnecessary logic and potential performance concerns, applying focused improvements that made implementations clearer and easier to maintain.
• Assisted with application testing and debugging by reproducing reported issues, reviewing code execution, and helping implement appropriate technical fixes.
• Verified completed changes against expected requirements, checking functionality across application layers before supporting release and maintenance activities.
• Adapted to existing development standards, source code practices, and team processes while building foundational experience in professional software engineering.

Bachelor of Science in Computer Science – Midwestern State University