Building digital
experiences that matter.
I'm Mackenzie Mittereder, a full-stack engineer crafting high-performance web applications with React, .Net, and modern cloud architecture.
Trusted by industry leaders
Work Experience
My professional journey in software development
WebstaurantStore
March 2024 - Present (1 yr 10 mos)
Software Engineer III
January 2026 - Present · 1 mo- Promoted to Software Engineer III in recognition of technical leadership and contributions to team success
Software Engineer II
March 2024 - January 2026 · 1 yr 10 mos- Developed internal tools and applications to streamline customer relations workflows and improve team productivity
- Collaborated with cross-functional teams to design and implement scalable solutions using modern web technologies
- Mentored peers and conducted code reviews to maintain high code quality standards
- Maintained nearly 100% code coverage on pull requests with comprehensive unit and integration tests; added Playwright end-to-end coverage where appropriate
ReactC#/.NETTypeScriptREST APIsGraphQLRabbitMQKubernetesGrafanaVaultPlaywrightSQL ServerLLMRAGVertexAILangGraph
Lexicon
Full Stack Software Developer
March 2023 - March 2024
- Integrated new features in modern Angular applications and refactored legacy codebase for improved maintainability
- Worked closely with QA and PMOs to design, build, and deliver software features with high user satisfaction
- Implemented database optimizations and API improvements resulting in 30% faster response times
AngularC#/.NETSSMSREST APIs
Dollar Bank
Senior Application Developer
August 2021 - March 2023
- Developed enterprise .NET applications from console applications to web services serving thousands of users
- Led the migration of legacy ASP.NET web pages to modern .NET MVC architecture
- Built and maintained SSIS packages for critical data migration and synchronization between systems
RazorC#/.NETSQL ServerSSISASP.NET MVC
aSa
Software Developer II
May 2018 - August 2021
- Led development across Processing and Inventory Tracking teams, implementing critical features using AngularJS and Entity Framework
- Provided global customer support and resolved production issues across multiple time zones
- Designed and developed SSRS reports used daily by customers worldwide for business operations
AngularJSC#/.NETEntity FrameworkSSRSSQL Server
Education
Saint Vincent College
BS - Computing and Information Science
Latrobe, PA
Courses taken include Server Side Programming, Database Concepts and Information Structures, Software Engineering, Discrete Mathematics, Computer Architecture and Operating Systems and Website Design.