Mark Guinn
Staff Software Engineer at Finvari
Seattle, Washington, United States
Summary
👤
Senior🎓
Top SchoolMark Guinn is a Staff Software Engineer with 14 years of experience building scalable, distributed systems and cross-platform mobile apps, currently based in Seattle. He has driven greenfield initiatives and platform work at Redfin and WeaveGrid—helping introduce federated GraphQL, migrate services to Kubernetes, and build software to electrify transportation for climate impact. A pragmatic technical leader, he mentors engineers, leads cross-team working groups, and focuses on quality, testing, and healthy engineering culture as much as architecture. His background spans backend systems (Kafka, Samza, Conductor) to React Native front-ends, and he has a track record of shipping first-in-class products and performance improvements in constrained environments. Notably, he began his career in web and mobile agencies and brings product-minded craftsmanship from early-stage greenfield builds through platformization.
14 years of coding experience
19 years of employment as a software developer
Bachelor’s Degree, Music, Bachelor’s Degree, Music at Taylor University
Stackoverflow
619reputation
11kreached
26answers
2questions
Github Skills (124)
silverstripe10
omnipay10
cart10
inline-css10
keep-alive10
html-email10
ecommerce10
sender10
php10
commerce10
shipping-methods9
paypal9
payment9
cms9
payment-gateway9
Programming languages (2)
Github contributions (5)
markguinn/silverstripe-shop-search
Jan 2015 - May 2016
Better search for Silverstripe's shop module with interchangeable adapters (currently mysql and solr) and filtering/faceting.
Contributions:3 releases, 9 PRs, 33 pushes in 1 year 4 months
mysqlsolradapterssilverstripeshop
markguinn/silverstripe-shop-ajax
Jan 2015 - May 2016
Contributions:4 releases, 16 PRs, 17 pushes in 1 year 4 months
silverstripejavascriptajaxshop
Find and Hire Top DevelopersWe’ve analyzed the programming source code of over 60 million software developers on GitHub and scored them by 50,000 skills. Sign-up on Prog,AI to search for software developers.