Lukas Biewald

Founder, CEO, Weights & Biases
San Francisco, California,United States
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Who Is Lukas Biewald?

Total Experience25 years
CompanyWeights & Biases
CountryUnited States

Lukas Biewald is a prominent entrepreneur and leader in the artificial intelligence and machine learning space. He is the co-founder and CEO of Weights & Biases, a company dedicated to building the best developer tools for machine learning practitioners. His work focuses on providing the essential infrastructure for ML engineers to track their experiments, version their data and models, and collaborate more effectively. Before Weights & Biases, Lukas was the founder and CEO of Figure Eight (formerly CrowdFlower), a pioneering human-in-the-loop AI platform that was instrumental in the development of the data labeling industry. He successfully led Figure Eight until its acquisition by Appen in 2019. An alumnus of Stanford University with degrees in Mathematics and Computer Science, Lukas is passionate about making advanced AI more accessible and practical for developers worldwide.

How Did Lukas Biewald's Career Path Shape Their Journey?

Lukas Biewald's work history includes a series of influential roles in various companies. Here is a detailed list of his professional journey:

Weights & Biases - Founder, CEO(2018 to Present)
Figure Eight - Founder, CEO(2007 to 2019)
Powerset, Inc - Senior Scientist(2007 to 2007)
Yahoo, Inc - Relevance Engineer, Engineering Manager(2005 to 2006)
Stanford University AI Lab - Research Assistant(2004 to 2005)
Enablearning, Inc. - Engineer(1999 to 2002)

What Are Lukas Biewald's Key Achievements?

Co-founder & CEO of Weights & Biases

Co-founded and leads Weights & Biases, which has become a standard MLOps toolset for the AI community. The platform helps thousands of ML teams at companies like OpenAI, NVIDIA, and Toyota to track experiments and streamline their model development workflow.

Founder & CEO of Figure Eight (formerly CrowdFlower)

Founded Figure Eight, one of the first and most successful platforms for data labeling and human-in-the-loop machine learning. He grew the company into an industry leader, culminating in its successful acquisition by Appen for $300 million in 2019.

Author of 'Deep Learning with a Microscope'

Authored a practical, hands-on book that provides insights into building and debugging deep learning models, reflecting his commitment to educating and empowering developers in the AI space.

Early Pioneer in Human-in-the-Loop AI

Through his work at Figure Eight, he was instrumental in popularizing and productizing the concept of using human intelligence to train and validate machine learning models at scale, a foundational component of modern AI development.

What's Lukas Biewald's Educational Background?

MS, Computer Science

Stanford University - Year 2003

BS, Mathematics

Stanford University - Year 1999

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Company Overview

Weights & Biases
Total employees225
HeadquartersSan Francisco
Founded2017

Weights & Biases is a developer-first MLOps platform designed to help machine learning teams build better models faster. It provides a suite of tools for experiment tracking, data and model versioning, and hyperparameter optimization. The platform enhances collaboration and reproducibility, allowing users to visualize model performance, compare runs, and share insights seamlessly within their ML workflow.

Weights & Biases Funding Information
Unknown - Total Funding Raised
$135M - Most recent funding amount
4 - Number of funding rounds
28 Oct, 2021 - Latest funding round
Lead Investors:
Coatue
Insight Partners
Felicis Ventures
BOND
Trinity Ventures
Section 32

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