Trevor Abell

Software Engineer & Systems Architect

20+ years of experience engineering high-availability full-stack solutions, modernizing legacy enterprise systems, and accelerating deployment pipelines. Specializing in C#/.NET architecture, complex API integrations, and leveraging AI-augmented tooling to deliver high-velocity, bug-free releases. Proven track record of serving as the definitive technical backstop for engineering teams and aligning software architecture directly with business revenue goals.

Contact | Trevor Abell

Home: 520-344-0246

Professional Experience

Parsus Inc – Present

Senior Engineer / Systems Architect Phoenix, AZ

  • Serve as the primary technical backstop and systems architect for the organization, handling end-to-end delivery of mission-critical features across 15+ client engagements spanning hospitality, education, government, healthcare, and payments industries
  • Architected and deployed complex cross-system integrations while maintaining strict zero-downtime requirements for legacy systems, including enterprise web platforms for Goddard Schools (AEM, Angular, .NET microservices) and Extended Stay America (dotCMS)
  • Drove full website redesign and ongoing CMS development for Extended Stay America, delivering property pages, search, perks program, franchise sites, and premier suites features directly tied to booking revenue
  • Built and maintained the ACDHH interpreter licensing database management system (CDBMS) and public website using Umbraco and .NET, ensuring compliance with state licensing workflows
  • Utilize an advanced, AI-augmented development workflow with custom orchestrators and agents to independently deliver full-stack features at accelerated velocity
  • Owned release management, cross-functional coordination, and sprint ceremonies across multiple concurrent client teams, mitigating delivery risk for the organization
  • Maintained long-term client relationships with multiple engagements spanning 5+ years of continuous development and support

American Traffic Solutions – October 2015

Software Engineer Phoenix, AZ

  • Architected and maintained multiple business-critical C#, MVC, and message bus applications, ensuring high availability for revenue-generating systems
  • Diagnosed and resolved critical threading bugs that were degrading scalability and performance across multiple production systems
  • Mentored junior developers and led teams of up to 5 engineers, establishing code review practices that elevated overall code quality
  • Drove adoption of Git and PowerShell across the engineering organization, standardizing release management and reducing deployment cycle times
  • Enforced test-driven development practices maintaining 90%+ test coverage across major codebases, reducing production defect rates
  • Applied Domain Driven Design and Service Oriented Architecture to align software systems with enterprise business domains

Amadeus – October 2012

Software Engineer, Legacy Modernization Tucson, AZ

  • Engineered an ASCII-to-Unicode translation component that bridged legacy APL code into a modern version control system, making decades of business-critical code searchable, shareable, and transparent—a component still in production use today
  • Built C# APIs in front of legacy airline reservation systems (A1, Sabre protocols), enabling new application development without disrupting existing operations
  • Developed a service-oriented application for airline passenger alerts, delivering real-time notifications across multiple carrier systems
  • Self-taught APL to maintain and improve the primary business application, demonstrating ability to rapidly master unfamiliar legacy technologies

Vision 7 Software – April 2009

Software Developer Tucson, AZ

  • Developed applications for multiple small businesses including a fire insurance company's data tracking windows application, a .Net based stock video sales site, and a recycling platform for the state of Arizona. These applications were built with ASP.Net, Winforms, and SQL Server backends

WLT Capital – September 2007

Software Developer Tucson, AZ

  • Worked with PHP developing views for a secondary mortgage market application
  • Learned PHP in a short time span and was able to quickly contribute to the project

Bearingpoint Consulting – September 2006

Software Developer St. Paul, MN

  • Created a distributed insurance management application, where adjusters would have a copy of their data on their laptops and the data would sync with the central database daily
  • Worked on Land Management application with MNDOT, developing right of way data storage. Tried to utilize MVC architecture patterns with WebForms