Sean Kelly is an experienced engineering leader currently serving as the Head of Engineering at Spade since December 2025. Prior to this role, Sean was the Director of Engineering at Klaviyo from March 2022 to December 2025. Sean's extensive background includes serving as Chief Technology Officer at Allma, where growth of the engineering team and architectural planning were key responsibilities. Additional experience includes positions at PillPack, Rapid7, Komand, Tapjoy, Healthrageous, Lytiks, and Conversion Associates, where Sean developed expertise in software engineering, team leadership, and cross-functional collaboration. Sean holds a Bachelor's degree in Computer Science from Wentworth Institute of Technology.
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