DATA · ARTIFICIAL INTELLIGENCE · EDUCATION · SOCIAL IMPACT

Afro-Indigenous, raised in the periphery, scientist and teacher.

Andressa
Freires

Data & Artificial Intelligence specialist, Staff AI Native Builder at Neon and founder of diversiData, an education and technology initiative that has already impacted more than 15,000 people.

“Technology only creates real impact when the people affected by it are also part of the conversation.”

Andressa Freires
15K+people impacted through education, data and AI
700+mentoring sessions since 2021
50+companies, universities and communities
11 yrsworking with AI and teaching technology
Andressa Freires
WHO I AM

Technology, education and the future, built with diversity

I am a Data & Artificial Intelligence specialist, Staff AI Native Builder at Neon and founder of diversiData, an education, diversity and technology initiative that has impacted more than 15,000 people through courses, mentoring, training programs and social projects.

I have been coding since I was 14. For 11 years I have worked with Artificial Intelligence and taught technology, building data and AI products and solutions with companies such as Itaú, PicPay, Nubank, Thoughtworks, Nike, Ambev and Neon, across machine learning, generative AI, digital products, risk, credit, marketing, automation and AI governance.

At UNESCO I am part of two initiatives, Women 4 Ethical AI and AI Experts Without Borders, contributing to global discussions on responsible AI, bias, gender, inclusion and governance. I am also a member of the Global Shapers Community, an initiative of the World Economic Forum, and I was an invited expert in the process of including the Data Science profession in the Brazilian Classification of Occupations (CBO).

I am a teacher, speaker and mentor, with more than 700 mentoring sessions delivered, and I dedicate a significant part of my work to democratizing access to technology for women, Black people, Indigenous peoples, LGBTQIAPN+ people, people with disabilities, people from the periphery and other historically underrepresented groups.

Institutional roles

UNESCOWomen 4 Ethical AI and AI Experts Without Borders: responsible AI, bias, gender and governance
World Economic ForumGlobal Shapers Community
CBOContribution to including the Data Science profession in the Brazilian Classification of Occupations
Favikon 2026Top 150 Data Science creators worldwide · Top 10 in Brazil

I have built data and AI products with companies such as

  • Neon
  • Nubank
  • PicPay
  • Itaú
  • Thoughtworks
  • Nike
  • Ambev
  • Decolar
  • Koin
  • Meiuca
  • MotoCred

Education to transform. Diversity to innovate. Passion to keep going.

Founded in 2021, diversiData is an accessible education initiative in data, AI and technology, also offering consulting in Data, AI, ethics and diversity. It works with women, Black people, Indigenous peoples, LGBTQIAPN+ people, people from the periphery, people with disabilities, people 50+, young people and people in career transition or socioeconomic vulnerability.

Courses and training

Free and accessible content and training programs in data, AI and technology.

Career mentoring

More than 700 mentoring sessions since 2021, focused on underrepresented groups.

Corporate training

Custom programs, workshops and consulting in Data, AI, ethics and diversity.

Social projects

Talent development, a talent pool and tech democratization initiatives.

DAT[A]FRO

A training program for Black professionals in Data created at PicPay: more than 1,000 applications, 20 participants selected and 9 hires.

AMAZON DIGITAL LAB

Technology that transforms opportunities inside the forest.

The Amazon Digital Lab (Lab Digital da Amazônia) brings digital literacy, programming and artificial intelligence to Indigenous youth and Amazonian communities, with permanent labs, infrastructure, in-person training, mentoring and continuity. Not a one-off donation: opportunity that stays.

1st edition · 2025 · completed

Nova Esperança Indigenous community (Amazonas): lab installed, computers running and in-person training delivered.

2nd edition · December 2026

São Thome and Nova Canaã Indigenous communities (Manaus, Amazonas). Fundraising goal: BRL 15,000 for river logistics, transportation, lab assembly, internet, meals, learning materials and in-person training.

How to support

SupporterBRL 1,500

Covers the training of approximately two young people. Brand credited in communications.

Co-sponsorBRL 5,000

About one third of the edition. Brand on the lab, t-shirts and impact report.

Main sponsorBRL 15,000

Funds the full edition in both communities. Top billing, dedicated report and participation in the delivery.

Support via Pix
Pix key:contato.diversidata@gmail.com
I want to support the Lab

We also welcome equipment donations: desktops, laptops, monitors, keyboards, mice and peripherals, whether new, used or refurbished in good condition.

Executed by

Caribí Amazônia (concept and local execution) · diversiData (Data & AI education and pedagogical design) · Instituto Unidos pela Terra (institutional partnership and logistics)

Supporters and donors

LINUXtips · Bemol · Makira-E'ta · IBRAWORK

Pedagogical references

MIT Media Lab · Brazilian Creative Learning Network

SERVICES

How we can work together

Keynotes and talks

AI beyond the hype, generative AI applied to business, Responsible AI, AI ethics and governance, diversity as an innovation strategy, the future of work and careers in Data & AI, from the C-level to operations teams.

Training and workshops

Custom programs in AI and GenAI (LLMs, RAG, agents, evaluation and risk), Data (Python, SQL, machine learning), AI literacy for leadership and inclusive culture. From single sessions to multi-week tracks.

Executive mentoring

AI strategy and responsible adoption, governance, risk, data culture and AI in product, for leaders, managers and technical and non-technical teams.

Consulting and education projects

Program design, impact projects, diversity and hands-on Responsible AI, in partnership with diversiData.

How hiring works

  1. Briefing: organization, goal, audience, topic, date, format (in person or remote) and time available
  2. Solution design
  3. Commercial proposal
  4. Contract via diversiData
  5. Customization and delivery
  6. Evaluation and report, when applicable

Request a proposal

Send an email Message on WhatsApp
AWARDS AND RECOGNITION

National and international recognition

2026FavikonTop 150 Data Science creators worldwide · Top 10 in Brazil
2023Ada Lovelace Special Recognition Award for Women in ICT1st place · WomenTech Network
2023Valuable Young LeaderInstituto Anga + MIT Sloan Management Review Brazil
2024Global IconData Science Leader · Innovative Leader in Data Science
IN THE MEDIA

Published stories, features and recognitions

Swipe to see more. From newest to oldest.

Videos, talks and podcasts

Swipe to see more. From newest to oldest.

EVENTS & ACTIONS

Talks, trainings and communities along the way

Snapshots of keynotes, classes, events and diversiData actions across Brazil. Swipe sideways.

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Stages and spaces I have been part of

  • UNESCO
  • Google
  • USP
  • Insper
  • FIAP
  • UNESP
  • UFSCar
  • Senac
  • Campus Party
  • Rio2C
  • NFT Brasil
  • SAS
  • TDC
  • EBAC
  • Conquer
  • Tera
  • {reprograma}
  • Programaria
  • AfroPython
  • WomenTech Network
  • Fórum Econômico Mundial
  • Sindicato dos Bancários

and more than 50 other companies, universities, schools and communities.

TESTIMONIALS

What people say about this work

Career and mentoring

“I met Dessa when I was taking my first steps toward a career transition. It is a moment of uncertainty, vulnerability and a lot of fear, even more so when we are young Black women trying to open the doors of a mostly white, male, meritocratic space. Even though Dessa never met me in person, she always made me feel welcome. She answered all my questions, about programming or about career, listened to my fears and, most importantly, pushed my insecurity away. It is comforting to know that in moments of change you can count on someone like her, who wants to see you successful and happy with your work. I hope one day I can repay everything she did for me.”

Natália BaptistaCareer mentoring
Career and mentoring

“I was lost, not knowing how to grow in my career. Or rather, I did not know where to build my career at all. Finding Andressa, who is Black, a woman and one of the most brilliant and charismatic people I know, opened many doors on my path of self-knowledge through conversations and advice, and shed light where there was insecurity about whether someone like me, with no IT background, could become a data professional. Today I work in the field, and she will always carry great weight in my decisions. Thank you, Andressa!”

André JuniorCareer mentoring
Career and mentoring

“Andressa already inspired me during her presentations at the company where we worked together. She was one of the creators of a project for the inclusion of Black people in tech, which transformed my vision of this world. Today I have been completely won over by this great mentor and I am already taking my steps in a data career. I am very grateful to have found her and trusted Dessa with the first steps of my professional journey.”

Walas CoelhoMentoring and DAT[A]FRO
Career and mentoring

“I do not even know where to start! Dessa was with me in one of the most important moments of my life: my career transition. When I decided to look for new opportunities, she was the support I needed to understand the new profession and light up the next steps of the journey. I am so grateful! I always will be.”

Icaro NeryCareer mentoring
Leadership and diversity

“Andressa is truly inspiring. It was a great pleasure to work with her at PicPay and learn so much on culture, diversity and inclusion. She is a woman relentless in her pursuit of excellence at work and always available to help people.”

Thaís RigolonWork colleague · PicPay
Leadership and diversity

“Andressa is a professional of excellence! Beyond delivering at the highest level, she is always sharing her knowledge, and her drive for inclusion and diversity is inspiring.”

Thaíssa CarrafaWork colleague
Technical excellence

“Andressa has that rare combination of sharp analytical ability, attention to detail in every piece of code she writes, and the verbal communication of a leader and keynote speaker. What they call soft skills for data science professionals, Andressa has naturally! A top-level professional I would recommend with my eyes closed to any company, and someone I would love to work with again!”

Anderson AmaralTechnical collaboration
CONTACT

Shall we build together?

For keynotes, training programs, executive mentoring, consulting, education projects or partnerships with diversiData:

WhatsApp

+55 11 94382-6870

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