Defined.AI logo

Defined.AI

Lisbon, Portugal (UTC+0)
Glassdoor logo
3.2
rating-star
(130)
Lisbon, Portugal (UTC+0)
Glassdoor logo
3.2
rating-star
(130)

Overview

Defined.ai, with more than 9 years of experience, stands as the world’s premier ethical AI data marketplace, offering both off-the-shelf and custom AI training datasets. Their platform ensures ethically sourced, bias-aware, high-quality data, fortified by robust quality control and transparent practices. Trusted globally, they empower responsible AI development with scalable solutions and expert support.

Quick Facts

Year Founded
Year Founded
2015
Company Size
Company Size
51 - 200
Avg. Hourly Rate
Avg. Hourly Rate
$50/hr - $99/hr
Min. Project Size
Min. Project Size
$10,000

Specialties

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  • Big Data
  • Speech Technology
  • AI Data
  • LLM Fine-tuning
  • Custom AI Data Collection and Generation
  • Crowd-as-a-Service
  • Artificial Intelligence
  • Natural Language Processing
  • Data Science
  • Generative AI
  • Machine Learning
  • Computer Vision
  • Big Data
  • Speech Technology
  • AI Data
  • LLM Fine-tuning
  • Custom AI Data Collection and Generation
  • Crowd-as-a-Service
  • Artificial Intelligence
  • Natural Language Processing
  • Data Science
  • Generative AI
  • Machine Learning
  • Computer Vision

Team Experience

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  • < 1 Year
    17%
  • 1-2 Years
    27%
  • 3-5 Years
    35%
  • 6-10 Years
    20%
  • 10+ Years
    2%
< 1 Year
17%
Median Employee Tenure: 
3.7 years
Employee Growth in last 1 year: 
4%
head-count-growth

Offerings

Services
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  • AI and Machine LearningFeatured service icon
  • Big Data Analytics and Business IntelligenceFeatured service icon
  • Chatbot DevelopmentFeatured service icon
  • API Development

Industries Served

  • Banking
  • E-commerce & Retail
  • Insurance
  • Telecommunications

Expertise

Tech Stacks
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  • PythonFeatured technology icon
  • JavaFeatured technology icon
  • Node.jsFeatured technology icon
  • C#
  • C

Tools

  • Git
  • Microsoft SQL Server

Skills & Expertise

  • bullet-point icon
    Artificial Intelligence
  • bullet-point icon
    Software Development

Highlights

Notable Clients

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  • Amazon logoAmazon
  • Cisco logoCisco
  • McAfee logoMcAfee
  • NVIDIA logoNVIDIA
  • Salesforce logoSalesforce
  • Samsung Electronics logoSamsung Electronics

Awards and Certifications

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Forbes logo

Forbes America's Best Startup Employers

Awarded By: Forbes
Forbes logo

Forbes Best Startup Employers

Awarded By: Forbes
Deloitte logo

Technology Fast 500 North America

Awarded By: Deloitte
Forbes logo

Forbes AI 50

Awarded By: Forbes

Location(s)

Primary Development Center
Headquarter

Primary Development Center (PDC)

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Lisbon, Portugal

75+ employees

Headquarter (HQ)

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Seattle, United States of America

25+ employees

Important Facts About Portugal (PDC):

literacy rate iconLiteracy Rate
:
95.9%
english proficiency iconEnglish Proficiency
:
Very High
gdp per capita iconGDP Per Capita
:
$30,950
income category iconIncome Category
:
High
info

Company Profile Disclaimer

The company profile information provided in this website is entirely based on research and data obtained from publicly available sources on the internet as of November 2025. While every effort has been made to ensure the accuracy and reliability of the information, we cannot guarantee its comprehensiveness. All the company information is for informational purposes only. We strongly advise conducting further due diligence before making any business decisions.