Greg is an API Foundations engineer at Shopify focused on GraphQL scalability and performance. He’s an open-source contributor on several GraphQL projects, and author of The Schema Stitching Handbook. Coder. Dad. Likes dogs, juggles fire.
2026 Sessions
Performance
Shopify's Breadth-First Bet: Rethinking GraphQL Execution
Greg MacWilliam
25 min
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Join two transformative days of expert insights and innovation to shape the next decade of APIs!
COMMUNITYDEVELOPER EXPERIENCEAPIsTOOLS & LIBRARIESCOMMUNITYDEVELOPER EXPERIENCEAPIsTOOLS & LIBRARIES
OPEN SOURCEFEDERATIONECOSYSTEMSTRACING & OBSERVABILITYOPEN SOURCEFEDERATIONECOSYSTEMSTRACING & OBSERVABILITY
BEST PRACTICESSCHEMASSECURITYBEST PRACTICESSCHEMASSECURITY