I speak frequently on topics ranging from the intersection of technology and art to people and teams. Feel free to [e-mail me](mailto:dblock@dblock.org) with speaking opportunities. ## Recorded Talks [![](https://code.dblock.org/images/posts/2025/2025-07-05-i-failed-to-implement-the-diameter-of-a-binary-tree-in-a-coding-interview/qcon-ai-2025.png)](https://www.infoq.com/presentations/ai-lead-interview/) [Getting Rid of LeetCode Interviews in the World of AI](https://www.infoq.com/presentations/ai-lead-interview/), QCon AI 2025 https://www.youtube.com/embed/9GVVY0a0CO8?si=TC82V0sdjFLuIqcX [Augmenting Engineers With AI at Shopify, HangerDX Podcast](https://www.youtube.com/watch?v=9GVVY0a0CO8) https://www.youtube.com/embed/WMjt0U7b1gI?si=m6kxSy4YzITJv_u4 [Developer Productivity: Fireside with Michael Bachman, Google, Toronto Tech Week](https://www.youtube.com/watch?v=WMjt0U7b1gI) https://www.youtube.com/embed/jinLuHur9ws?si=zJBiWjox8IoGRFwB [Linux Foundation Open Source Summit EU 2024: Innovating in Open Source in Your Enterprise](https://www.youtube.com/watch?v=jinLuHur9ws) https://www.youtube.com/embed/UsN7YkCCw-c?si=7yEUnbxGIch1ZFfZ [OpenSearchCon EU 2024: How to become an OpenSearch Project Repo Maintainer](https://www.youtube.com/watch?v=UsN7YkCCw-c&list=PLzgr9zSpws14zCETcKtCBwcOuTGMccpV9&index=20) [![](https://code.dblock.org/images/posts/2023/2023-12-13-ruby-rogues/ruby-rogues.png)](https://topenddevs.com/podcasts/ruby-rogues/episodes/understanding-framework-flexibility-ruby-617) [Understanding Grape Framework Flexibility (RUBY 617)](https://topenddevs.com/podcasts/ruby-rogues/episodes/understanding-framework-flexibility-ruby-617), Ruby Rogues Podcast https://www.youtube.com/embed/TZy7ViZbbHc?si=3pS7bkbK0hpR_V86 [OpenSearchCon 2023: Writing OpenSearch Plugins and Extensions (in Python)](https://www.youtube.com/watch?v=TZy7ViZbbHc) https://www.youtube.com/embed/B8NlDg_Mevw?si=t0qIDfHxaLn6xTyK [Linux Foundation Open Source Summit (Europe) 2023: FORK IT ALL if You Fork It](https://www.youtube.com/watch?v=B8NlDg_Mevw) https://www.youtube.com/embed/IKiJHgM9tko [OpenSearchCon 2022: Hundreds of Terabytes of Data](https://www.youtube.com/watch?v=IKiJHgM9tko) [![](https://code.dblock.org/images/posts/2019/2019-05-12-building-an-open-source-engineering-brand/cto-summit.png)](https://www.ctoconnection.com/topics/engineering-influencers/videos/2019-04-19-building-an-open-source-engineering-brand) [Building an Open-Source Engineering Brand](https://www.ctoconnection.com/topics/engineering-influencers/videos/2019-04-19-building-an-open-source-engineering-brand), Austin CTO Summit ‘19 [![](https://code.dblock.org/images/posts/2018/2018-07-17-christies-art-tech-summit-exploring-blockchain/daniel-doubrovkine-speaking.png)](https://www.youtube.com/watch?v=KT-gPtK5uHY&t=4h13m20s) [The Future is Art, Christie’s Art & Tech Summit: Exploring Blockchain](https://www.youtube.com/watch?v=KT-gPtK5uHY&t=4h13m20s), London [![](https://code.dblock.org/images/posts/2018/2018-01-18-state-of-the-art-podcast/cover.jpg)](https://art19.com/shows/state-of-the-art/episodes/92a50b6a-c227-48a7-863a-56f754078146) [How Art Will Make Us Human](https://art19.com/shows/state-of-the-art/episodes/92a50b6a-c227-48a7-863a-56f754078146), State of the Art Podcast [![](https://code.dblock.org/images/posts/2018/2018-03-08-andrew-russeth-brunchwork/brunchwork.jpg)](https://www.facebook.com/brunchwork/videos/152715542060400/) [Technology, AR and Artsy, in Conversation with Andrew Russeth, ArtNews Magazine Editor, for Brunchwork](https://www.facebook.com/brunchwork/videos/152715542060400/) [![](https://code.dblock.org/images/posts/2017/2017-11-07-sothebys-institute-mass-appeal-tech-new-role-in-art-collecting-and-fundraising/screenshot.png)](https://www.facebook.com/SothebysInstituteofArt/videos/10155213430804072/) [Mass Appeal: Tech’s New Role in Art Collecting + Fundraising - a conversation with Kickstarter Soraya Haas and Sotheby’s Noah Wunsch, moderated by Christine Kuan at Sotheby’s Institute.](https://www.facebook.com/SothebysInstituteofArt/videos/10155213430804072/) https://www.youtube.com/embed/lS9KehRHrho [Artist Marc Gumpinger and Artsy CTO Daniel Doubrovkine, moderated by HG Contemporary gallerist Philippe Hoerle-Guggenheim, discuss the past, present, and future of art and technology during the “Contemporary Art in a Technology Driven World” panel, New York, October 28, 2017](https://www.youtube.com/watch?feature=youtu.be&v=lS9KehRHrho) https://www.youtube.com/embed/CEkJLhA1R0w?ecver=1 [Worlds Fair Nano, San Francisco, January 28th, 2017](https://www.youtube.com/watch?v=CEkJLhA1R0w&feature=youtu.be) > [#CTOSummit LIVE: Daniel Doubrovkine, CTO Artsy](https://www.facebook.com/NASDAQ/videos/10154582987442429/) > > #CTOSummit LIVE: Daniel Doubrovkine, CTO Artsy > > Posted by [Nasdaq](https://www.facebook.com/NASDAQ/) on Tuesday, November 1, 2016 [CTO Summit @ Nasdaq, Live Interview](https://www.facebook.com/NASDAQ/videos/10154582987442429/), 2016 [![CTO Summit at NASDAQ](/images/about/cto-summit-nasdaq.png)](https://www.ctoconnection.com/topics/scaleup/videos/2016-11-01-inspiring-team-leads-to-give-away-their-legos) [CTO Summit @ Nasdaq - Inspiring Team Leads to Give Away Their Legos](https://www.ctoconnection.com/topics/scaleup/videos/2016-11-01-inspiring-team-leads-to-give-away-their-legos), 2016 [![Storage Wars at DataLayer](/images/about/storage-wars.png)](https://www.youtube.com/watch?v=F-uGrsPGKIs&list=PLcENCb4ZF_mzk-jqgEFTBXRTU9zhD471J&index=4) [DataLayer - Storage Wars: The Art Genome Project](https://www.youtube.com/watch?v=F-uGrsPGKIs), 2016 [![Taking Over Open Source Projects at GoGaRuCo](/images/about/taking-over-someone-elses-open-source-project.png)](https://www.youtube.com/watch?v=8ijzefV-B7U) [Taking over Someone Else’s Open-Source Projects](https://www.youtube.com/watch?v=8ijzefV-B7U) Golden Gate Ruby Conference, San Francisco, 2014 [![Mentoring Humans and Engineers at QCon](/images/about/mentoring-humans-and-engineers.png)](https://www.infoq.com/presentations/mentoring-cto-club-ny) [Mentoring Humans and Engineers](https://www.infoq.com/presentations/mentoring-cto-club-ny) QCon, New York, 2014 [![Building and Scaling a Test Driven Culture at AppNexus](/images/about/building-and-scaling-a-test-driven-culture.png)](https://www.youtube.com/watch?v=QvHf94hxzRc) [Building and Scaling a Test Driven Culture](https://www.youtube.com/watch?v=QvHf94hxzRc) AppNexus Engineering at Scale, New York, 2013 [![Your First Slack Bot Service at NYC Slack Meetup](/images/about/your-first-slack-bot-service.png)](https://vimeo.com/158686783) [Your First Slack Bot Service](https://vimeo.com/158686783): Recorded at the first inaugural New York City Slack Meetup in March 2016. [![Becoming Open-Source By Default at Artsy](/images/about/becoming-open-source-by-default.png)](https://vimeo.com/136554627) [Becoming Open-Source by Default](https://vimeo.com/136554627): Recorded for the Artsy offsite in August 2015. [CTO Cast #6, Подкаст о технологиях, процессах, инфраструктуре и людях в IT-компаниях](https://soundcloud.com/ctocastcom/6-daniel-doubrovkine/): on Open-Source, in Russian. Also [“Оттого что они не пишут open source, они плохими инженерами не стали”.](https://habrahabr.ru/company/caspowa/blog/255585/). More talks under [the cut](/tags/speaking/).