We’ve opened the call for presenters, and we’re inviting members of the data lakehouse community to share their experience building modern data lakehouses and working with key open source technologies such as Apache Iceberg, Apache Arrow, Apache Spark, and more, alongside emerging innovations in agentic AI and data-driven systems.

In line with our 2026 virtual-first format, Subsurface is focused on making it easier than ever to share your story with a global global audience. Whether you have a success, a failure, or a key lesson learned, your experience can have meaningful impact across the community.

Call for papers closes on July 17 at 11:59pm PT.

Benefits of Submitting

Speaking at Subsurface can be great for your career, the community, and your company.

It’s great for your career. Presenting your work and sharing your perspective helps build your personal brand, demonstrates your expertise, and highlights your ability to communicate complex ideas to a global audience.

It’s great for the community. Sharing real-world experiences helps strengthen the data lakehouse ecosystem and the surrounding open source communities. A stronger community drives better collaboration, higher-quality contributions, and faster innovation.

It benefits your company. Speaking at Subsurface is a strong way to showcase your team’s work, position your organization as a thought leader, and attract top talent in the cloud data and AI space.