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CJ

Christian Janelli

Operator

Christian Janelli is recognized within the open-source programmatic advertising community for his involvement with Prebid.org, the industry's leading open-source header bidding framework. His work centers on advancing transparent, publisher-friendly monetization standards and fostering collaboration among buy-side, sell-side, and technology stakeholders in the programmatic ecosystem. Janelli has been associated with efforts to promote Prebid adoption and contribute to its governance and technical direction. His career has spanned roles at companies operating at the intersection of publisher technology and programmatic advertising, giving him a grounded perspective on the practical challenges of implementing open-source ad tech solutions at scale. As a participant in the Prebid community, he represents the kind of practitioner-operator who helps translate open standards into real-world publisher and platform implementations, contributing to the broader mission of reducing dependence on proprietary walled-garden solutions in digital advertising.

Last updated Jun 11, 2026 by ATDb automated enrichment

Role
Member / Contributor
Company
Prebid
Based
United States
Years in industry
10 years

Bio

Christian Janelli is recognized within the open-source programmatic advertising community for his involvement with Prebid.org, the industry's leading open-source header bidding framework. His work centers on advancing transparent, publisher-friendly monetization standards and fostering collaboration among buy-side, sell-side, and technology stakeholders in the programmatic ecosystem. Janelli has been associated with efforts to promote Prebid adoption and contribute to its governance and technical direction. His career has spanned roles at companies operating at the intersection of publisher technology and programmatic advertising, giving him a grounded perspective on the practical challenges of implementing open-source ad tech solutions at scale. As a participant in the Prebid community, he represents the kind of practitioner-operator who helps translate open standards into real-world publisher and platform implementations, contributing to the broader mission of reducing dependence on proprietary walled-garden solutions in digital advertising.

Expertise & education

Expertise

Header BiddingPrebid.jsProgrammatic AdvertisingPublisher MonetizationOpen-Source AdTechSupply-Side PlatformsAd Standards and Governance

Speaking topics

Header Bidding ImplementationOpen-Source Programmatic StandardsPublisher Monetization Strategy

Recognition

Notable achievements

  • Active contributor and participant in the Prebid.org open-source ecosystem