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David AI

AI dataset marketplace with bounty system

Product Engineer - Frontend

Full-TimeUpdated on 10/23/2026
$165k - $225k/yr
Junior
San Francisco, CA, USA
In Person
Software EngineeringFrontend Engineering

About the job

Requirements
  • At least 2 years of frontend engineering experience.
  • Strong frontend fundamentals, including experience creating rapid prototypes and building interfaces that scale to many users.
  • A track record of delivering engineering solutions that contributed value to customers.
  • Experience working in a fast-paced environment with detail-oriented execution.
  • A focus on building intuitive products and experiences, with a track record of shipping polished, production-grade interfaces.
  • Interest in learning about AI, machine learning, or audio; prior experience is not required.
Responsibilities
  • Ship polished, intuitive user-interface features used daily by thousands of users.
  • Build performant, responsive interfaces on top of data-processing pipelines that derive actionable insights from large volumes of audio data.
  • Design and build interfaces that surface large language model and digital signal processing-based solutions, increasing customers’ understanding of nuanced dataset features.
  • Work closely with researchers and the Operations team to rapidly test research hypotheses and deploy interfaces for collecting new data.
  • Stay current with technologies and frameworks applicable to the product across frontend engineering, design systems, and user experience.
Desired Qualifications
  • Educational or professional experience with digital signal processing and a deep understanding of speech.
  • Experience building interfaces for machine-learning-powered or data-heavy products in a production environment.
  • Experience leading engineering teams, through management or technical leadership, in high-growth environments.

About the company

David AI runs a specialized data marketplace for AI applications. It connects AI model developers with data providers, allowing them to exchange high-quality datasets. The platform uses a bounty system: developers request datasets or data services, and providers claim bounties or list their datasets in a catalog. Revenue comes from transaction fees and possible premium subscriptions, with an emphasis on ensuring data quality, clear data rights, and fair pay for providers. The goal is to make it easier to obtain diverse, well-captioned datasets that improve AI model training and performance.

Company Size

51-200

Company Stage

Series B

Total Funding

$75.1M

Headquarters

San Francisco, California

Founded

2024

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Simplify's Take

What believers are saying

  • David AI raised $50M Series B on October 8, 2025, signaling investor conviction.
  • Its site showed active research updates on July 24, 2026, indicating ongoing product momentum.
  • Hiring remained active in September 2026, with roughly 10 open roles across product and research.

What critics are saying

  • OpenAI, Google, and ElevenLabs can internalize speech data pipelines, crushing David AI demand.
  • David AI depends on scarce labeled audio supply; rights disputes can block dataset commercialization quickly.
  • If labs standardize on synthetic audio data, David AI's marketplace becomes a niche service.

What makes David AI unique

  • David AI sells audio datasets, not generic data brokerage, with research-led curation.
  • Its flagship datasets—Converse, Atlas, Chorus, and Dialog—target speech and conversational models.
  • The company combines purchase access, dataset delivery, and research field notes for buyers.

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Benefits

  • Unlimited Paid Time Off
  • Health Insurance
  • Dental Insurance
  • Vision Insurance
  • Health Savings Account/Flexible Spending Account
  • Meal Benefits
  • Wellness Program

Growth & Insights and Company News

6 month growth

45%

1 year growth

40%

2 year growth

40%
David AI
Oct 10th, 2025
Announcing Our $50M Series B Led by Meritech | David AI Blog

Today, we’re excited to share that we’ve raised a $50M Series B from Meritech, NVIDIA, and our existing investors Alt Capital, First Round Capital, Amplify Partners, and Y Combinator.

RootData
Oct 9th, 2025
David AI secures $50M Series B funding

David AI has secured a $50 million Series B funding round led by Meritech, with contributions from Nvidia, Alt Capital, First Round Capital, Amplify Partners, and Y Combinator. The company specializes in creating audio datasets for AI applications and plans to use the funds to enhance data resources for audio AI systems, focusing on challenges like emotions, tone, accents, and multilingualism.

Genaro Palma Consulting EOOD
Oct 8th, 2025
David AI Lands $50M Series B to Power Real-World Audio AI

David AI lands $50M Series B to power real-world audio AI.

David AI
May 23rd, 2025
Announcing Our $25M Series A | David AI Blog

David AI raised $25M to realize its vision of becoming the world's first audio data research company.

RamaOnHealthcare
May 22nd, 2025
David AI Raises $25M for Audio AI

David AI, a startup specializing in audio data generation, has secured a $25 million Series A funding round, pushing its valuation over $100 million. The company, founded by Tomer Cohen and Ben Wiley, quickly gained traction among major tech firms. They narrowly made it into Y Combinator's Summer 2024 batch, submitting their application just before the deadline.