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Speakers

The people on stage on October 28. Full profiles, in order of announcement, with more to come.

Portrait of Sebastián RamírezKeynote
FastAPI
Creator of FastAPI

Sebastián Ramírez

Sebastián Ramírez is the creator of FastAPI, as well as Typer, SQLModel, and Asyncer. He built FastAPI to bring together type hints, async Python, and automatic API documentation, and it has since become one of the most used web frameworks in the world.

He has worked on developer tools, APIs, and machine learning systems for companies across Latin America, Europe, and the US, and now leads the work to take FastAPI to the cloud. He opens the conference with the keynote.

Known for
  • FastAPI
  • Typer
  • SQLModel
Portrait of François Voron
Polar
Lead Engineer at Polar

François Voron

A long-time member of the FastAPI community, François created one of the first authentication libraries designed specifically for FastAPI in 2019. He is an experienced Python backend developer and now serves as Lead Engineer at Polar, where he leads the design and evolution of its REST API, built, naturally, with FastAPI.

He is also the author of "Building Data Science Applications with FastAPI".

Known for
  • Polar
  • fastapi-users
  • pwdlib
Portrait of Samuel Colvin
Pydantic
Founder of Pydantic

Samuel Colvin

Samuel Colvin is a Python and Rust developer and Founder of Pydantic Inc., backed by Sequoia to build Pydantic Logfire, developer-first observability.

The Pydantic library, which he created, is downloaded over 850M times a month and is a dependency of virtually every GenAI Python library, including the OpenAI SDK, the Anthropic SDK, the Google Gen AI SDK, LangChain, and LlamaIndex.

Known for
  • Pydantic
  • Pydantic AI
  • Logfire
Portrait of Ben Falk
Space Telescope Science Institute
Principal Cloud Engineer

Ben Falk

Ben Falk is a Principal Cloud Engineer at the Space Telescope Science Institute, where he builds production Python web services to support the astronomy community. Before that, he developed cloud and web tooling for large scientific datasets at Johns Hopkins, after earning a Ph.D. in Neuroscience and Cognitive Science from the University of Maryland.

He has been using FastAPI in production for over 5 years, leading migrations of microservices to the framework and improving platforms around them including containerization, CI/CD, dependency management, and observability so teams can ship reliable services at scale.

Known for
  • FastAPI in production
  • James Webb Telescope
Portrait of Marcelo Trylesinski
Pydantic
Starlette & Uvicorn Maintainer

Marcelo Trylesinski

Marcelo Trylesinski maintains Starlette and Uvicorn, the ASGI framework and server that sit directly under FastAPI. He is also a long time FastAPI community member and one of the top FastAPI Experts.

At Pydantic he works as a Software Engineer on Logfire and Pydantic AI. The rest of his time goes to the open source layer that Python web development quietly runs on.

Known for
  • Starlette
  • Uvicorn
  • Logfire
  • Pydantic AI
Portrait of Jason Liu
OpenAI
Developer Experience Engineer

Jason Liu

Jason Liu works on developer experience at OpenAI, focusing on Codex.

Before OpenAI, he created Instructor, an open-source library for structured outputs from language models. He previously did indie consulting work and worked on machine learning projects.

Known for
  • Codex
  • Instructor
  • AI agents
Portrait of Paige Bailey
Google DeepMind
Developer Relations Lead

Paige Bailey

Paige Bailey leads Developer Relations at Google DeepMind, where she helps developers work with its AI models and tools.

Across her career she has contributed to developer and data science communities. She is also a long-time open source advocate and technical speaker.

Known for
  • Google DeepMind
  • Gemini
  • DevEx
  • TensorFlow

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