Justin Dorfman

Justin Dorfman is a well-known figure in the open source and web infrastructure community, recognized for his work in developer relations and his contributions to CDN technology that underpins modern ad delivery systems. His career has been defined by bridging the gap between developer ecosystems and enterprise infrastructure, making him a notable voice at the intersection of performance optimization and AdTech delivery pipelines. Dorfman spent a significant portion of his career at StackPath, where he served as VP of Developer Relations, championing CDN capabilities that are critical to ad serving latency, creative delivery, and security for digital advertising. His open source advocacy has led to contributions and community building around projects that directly impact how ad tech infrastructure is built and maintained, including work touching on web performance standards relevant to programmatic ecosystems. At Stacker Labs, Dorfman continues his focus on developer relations, helping build communities and ecosystems around infrastructure tooling. His long-standing presence in the open source community, including involvement with projects hosted on platforms like jsDelivr and Bootstrap CDN, has given him credibility as both a practitioner and evangelist for the technologies that power modern digital advertising at scale.

• Built and scaled developer relations programs at StackPath and MaxCDN, growing CDN adoption among developers building ad tech and media infrastructure
• Active contributor and community builder around open source projects including Bootstrap CDN and jsDelivr, which serve billions of ad-adjacent web requests
• Long-standing open source advocate with hundreds of GitHub contributions across infrastructure and web tooling projects

• Various blog posts and developer guides on CDN best practices and open source contribution strategies