Bret Aarden is a seasoned software engineering manager with 13 years of experience scaling teams and systems from startup to enterprise, most recently leading engineering at Klaviyo and previously growing Wayfair’s supply chain org from 10 to 65 engineers. He combines pragmatic, decentralized decision-making with an iterative shipping mindset—replacing long replatform plans with quarterly releases and cutting cloud costs by 65% while tripling revenue at The Tour Guy. Technical accomplishments include designing Wayfair’s 2-day delivery guarantee for tens of millions of products and building platform analytics used across a $20M+ organization. He’s skilled at developing engineering talent (12+ promotions to senior and director levels), instituting DevOps practices, and aligning product and exec strategy as a fractional CTO or technology leader. A former academic with a PhD in music theory and experience teaching computational topics, he brings a rare mix of analytic rigor, systems thinking, and creative problem-solving to engineering leadership. Based in Greater Boston, he’s open to executive engineering roles and fractional CTO engagements.
13 years of coding experience
11 years of employment as a software developer
Computer Science, Computer Science at Massachusetts Institute of Technology
Doctor of Philosophy (Ph.D.) Music Theory, Doctor of Philosophy (Ph.D.) Music Theory at The Ohio State University
Bachelor of Arts (B.A.) Music, Bachelor of Arts (B.A.) Music at New College of Florida
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Bret Aarden - Software Engineering Manager at Klaviyo