Work
A summary of the roles and projects that shaped my approach to software engineering.
ThoughtWorks
Senior Consultant / Tech Lead · 2010–2019
Worked across multiple client engagements spanning financial services, retail, and government. Led delivery on agile projects, established engineering practices, mentored engineers, and contributed to internal IP and methodology development. Learned to adapt quickly to new domains and team dynamics.
Guestlogix
Senior Software Engineer · 2019–2025
Full-stack and backend engineering on a B2B commerce platform for airlines and travel retail. Built and maintained services for product catalogues, ordering workflows, and revenue reporting. Worked closely with product and operations to evolve a complex domain model.
CloudCosmos / Ryan LLC
Software Engineer · 2025–2025
React and .NET development on multi-tenant enterprise software in the tax technology space. Led front-end architecture decisions, designed a testing strategy from the ground up, and worked on platform reliability and upgrade paths across a large customer base.
GrowthX
Senior Engineer / Technical Lead · 2025–2026
AI-assisted engineering and technical operations in a product-led environment. Evaluated and integrated LLM tooling into development workflows, led QA strategy for AI-generated outputs, and contributed to the technical direction of a small, fast-moving team.
Leo Steffen