Marcus Kelly

Staff Engineer — Developer Experience

New York, NY · ET

About

Former Staff Eng at GitHub and Shopify. Spent 8 years turning monoliths into developer-friendly platforms. Now focused on helping companies build the internal tooling and AI-assisted workflows that 10x eng productivity.

Highlights

Redesigned Shopify's internal CI/CD platform, cutting deploy times from 45m to 8m
Led developer experience org of 12 engineers across 3 product lines
Open-source contributor: 2k+ GitHub stars across DX tooling projects

Skills

Developer ExperiencePlatform EngineeringAPI DesignSystem Design

Previously at

GitHubShopifySquare

Availability

Available in 2–4 weeks

Rate

$200–240/hr

Experience

8 years

Open to

ContractFull-time

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✓Vetted by staffeng.co

This engineer has passed our technical review, including system design assessment and reference checks with prior colleagues.