Krystian Czesak
Senior Engineering Manager at Shopify
Montreal, Quebec, Canada
Summary
🤩
Rockstar🎓
Top SchoolKrystian Czesak is a Senior Engineering Manager at Shopify with 13 years of experience building high-availability, scalable payments infrastructure and financial systems. He leads the Payments team in Montreal, driving architecture and implementation that account for every penny across diverse flows including EMV, tokenization, offsite flows and local payment methods. A pragmatic programmer with deep Ruby on Rails, Go, and distributed-systems experience, he pairs hands-on engineering with people leadership to deliver secure, massively scalable fintech solutions. Beyond engineering, he brings a multimedia sensibility—filmmaking, 3D modeling and photography—that informs a design-minded approach to product experiences and occasionally has him testing the limits of drones. A member of the W3C Web Payments working group, he blends practical production expertise with contributions to the broader payments ecosystem.
13 years of coding experience
11 years of employment as a software developer
Bachelor of Engineering (B.Eng.) Génie Logiciel, Bachelor of Engineering (B.Eng.) Génie Logiciel at École de technologie supérieureTechniques en Intégration Multimédia Computer science web design 3d video, Techniques en Intégration Multimédia Computer science web design 3d video at Cégep de Maisonneuve
French, English, Polish, Spanish, German
Github Skills (55)
paypal10
shopify10
ecommerce10
merchant10
payment-integration10
payment-gateway10
abstraction10
ruby10
payment-processing10
payment10
spree10
combinations10
adyen10
square10
debug9
Programming languages (4)
Github contributions (5)
oraki23/rubik
Mar 2017 - Oct 2017
A tool for students to easily and intuitively generate schedule combinations for different school trimesters
Contributions:9 commits in 7 months
combinationspythonschedule
Krystosterone/rubik
Dec 2015 - Jan 2023
A tool for students to easily and intuitively generate schedule combinations for different school trimesters
Contributions:545 commits, 131 PRs, 727 pushes in 7 years 2 months
combinationspythonschedule
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.