Company lists · Data refreshed September 2026

Top 25 Api integration specialists fintech companies based in Brazil

RevenueBase identified 58 company matches for api integration specialists fintech companies associated with Brazil as of September 2026 and tracks 3,194 professional contacts across them, including 809 with verified work emails. Sao Paulo is the largest hub.

This list covers company matches for api integration specialists fintech companies associated with Brazil, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed September 27, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.

How to read this list RevenueBase SmartSearch · Exact Recorded Sep 27, 2026 How this list was built
58Companies
3,194Contacts tracked
809Verified emails
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The 25 largest api integration specialists fintech companies based in Brazil

Ranked by team size
Top 25 of 58 company matches for api integration specialists fintech companies based in Brazil, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 27, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchBarueri, BrazilHQ recorded Sep 27, 2026201-500400 contacts →

Exact match

“Celcoin is a pioneer in financial and banking technology infrastructure.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
2Exact matchCampinas, BrazilHQ recorded Sep 27, 2026201-500306 contacts →

Exact match

“Somos uma fintech global, especializada em tecnologia financeira e no desenvolvimento de sistemas e aplicações digitais de alta performance para o mercado financeiro.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
3Exact matchSao Paulo, BrazilHQ recorded Sep 27, 202651-200241 contacts →

Exact match

“We are a company that democratizes financial technology with visionary simplicity.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
4Exact matchJoinville, BrazilHQ recorded Sep 27, 202651-200169 contacts →

Exact match

“Somos uma empresa de tecnologia focada em desenvolver soluções para o mercado financeiro, especialmente Banking as a Service (BaaS) e Credit as a Service (CaaS).”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
5Exact matchOsasco, BrazilHQ recorded Sep 27, 2026201-500148 contacts →

Exact match

“Como parte do grupo iFood, a Zoop existe para democratizar o acesso a meios de pagamento e serviços financeiros, disruptando o mercado tradicional de serviços financeiros na…”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
6Exact matchRecife, BrazilHQ recorded Sep 27, 202651-200105 contacts →

Exact match

“Escale seu negócio com a nossa plataforma de pagamentos multimoedas, eleita a melhor solução tecnológica do mercado financeiro.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
7Exact matchSao Paulo, BrazilHQ recorded Sep 27, 202651-20080 contacts →

Exact match

“Somos a ponte que conecta empresas ao universo de oportunidades do Open Finance!”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
8Exact matchPorto Alegre, BrazilHQ recorded Sep 27, 202611-5078 contacts →

Exact match

“A Fineasy Tech é a empresa de tecnologia parceira do Banco Topázio.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
9Exact matchSao Paulo, BrazilHQ recorded Sep 27, 202651-20064 contacts →

Exact match

“Com sede em São Paulo, Fortaleza e Lisboa, a Onnitech é uma empresa de desenvolvimento de software, focada nas novas tecnologias para o setor financeiro.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
10Exact matchCuritiba, BrazilHQ recorded Sep 27, 202651-20054 contacts →

Exact match

“Na K8Fintech, nosso papel é transformar sistemas de gestão em verdadeiras plataformas bancárias.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
11Exact matchFlorianópolis, BrazilHQ recorded Sep 27, 202611-5042 contacts →

Exact match

“A Cashway é uma empresa de tecnologia especializada em infraestrutura financeira para instituições, fintechs e novos modelos de crédito.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
12Exact matchSalvador, BrazilHQ recorded Sep 27, 202611-5030 contacts →

Exact match

“Somos um hub de soluções financeiras que entrega tecnologia, segurança e autonomia para empresas que querem construir seu próprio ecossistema financeiro.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
13Exact matchItajaí, BrazilHQ recorded Sep 27, 202651-20025 contacts →

Exact match

“Smartfastpay is a technology company focused on API-based solutions that connect people and businesses through smart, scalable, and secure integrations.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
14Exact matchRibeirão Preto, BrazilHQ recorded Sep 27, 202611-5020 contacts →

Exact match

“Infraestrutura para sua fintech sair do papel e escalar!”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
15Exact matchCampinas, BrazilHQ recorded Sep 27, 202611-5014 contacts →

Exact match

“Na JUST, acreditamos que criar uma fintech não precisa ser complexo, caro ou demorado.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
16Exact matchBarueri, BrazilHQ recorded Sep 27, 202651-20013 contacts →

Exact match

“We are a multidisciplinary team, we count on software engineers, IT infrastructure engineers, financial market, and business specialists, However, firstly, we are a team that is…”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
17Exact matchPorto Alegre, BrazilHQ recorded Sep 27, 202651-20012 contacts →

Exact match

“Somos a Phi, uma fintech as a service.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
18Exact matchSão Paulo, BrazilHQ recorded Sep 27, 202611-5010 contacts →

Exact match

“A OneOpen Finance é sua conexão com o mercado financeiro.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
19Exact matchSão Paulo, BrazilHQ recorded Sep 27, 202651-20010 contacts →

Exact match

“We believe that the combination of good people, good ideas and good tech can CHANGE THE WORLD FOR THE BETTER.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
20Exact matchSão Paulo, BrazilHQ recorded Sep 27, 202611-509 contacts →

Exact match

“Hello, we are Ultralinks.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
21Exact matchSão Bernardo Do Campo, BrazilHQ recorded Sep 27, 202611-508 contacts →

Exact match

“Soluções para o mercado financeiro”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
22Exact matchSão Paulo, BrazilHQ recorded Sep 27, 202611-507 contacts →

Exact match

“Capacitamos empresas a se tornarem Fintechs com nossas soluções tecnológicas personalizadas.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
23Exact matchBelo Horizonte, BrazilHQ recorded Sep 27, 202611-507 contacts →

Exact match

“We deliver you a complete infrastructure of liquidation, payment and credit offer with efficiency through technology and automation on payment methods.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
24Exact matchMogi Das Cruzes, BrazilHQ recorded Sep 27, 20261-104 contacts →

Exact match

“Fábrica de Software”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
25Exact matchBelo Horizonte, BrazilHQ recorded Sep 27, 202611-504 contacts →

Exact match

“Somos especialistas em Inteligência Artificial, oferecendo uma plataforma completa com ferramentas avançadas.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase

Showing 25 of 58 api integration specialists fintech companies based in Brazil

See the full list, filter by size, metro and specialty, and access 809 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Api integration specialists fintech companies based in Brazil at a glance

As of Sep 27, 2026
25.3%Verified-email coverage
55.1Average contacts per company
11-50Median size (employees)
46.6%Largest-city concentration · Sao Paulo
Sep 27, 2026Page data refreshed

Companies by employee count

1-10
9
11-50
26
51-200
19
201-500
4

Email recency for this list is measured worldwide rather than for Brazil, so it is reported there. Company counts and contact totals on this page are exact for Brazil, over 58 companies.

How this list was built

The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
What qualifies
Company records associated with Brazil whose business descriptions match “api integration specialists fintech companies” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch
Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview
The public preview omits records without a verified work email. Where headquarters information is recorded, preview rows are also filtered to this page’s location. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality
RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
Ranking
Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
Verification
Every displayed company carries at least one verified work email. RevenueBase tracks 809 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
Refresh
This page's figures were pulled from the company graph on September 27, 2026. Lists refresh periodically as the graph is re-checked.
Record context
Company records and descriptions can change. Check the company's website for its current services and locations.

Frequently asked

What is RevenueBase SmartSearch?

RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “api integration specialists fintech companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many api integration specialists fintech companies are there based in Brazil?

RevenueBase identified 58 company matches for api integration specialists fintech companies associated with Brazil as of September 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.

What is the largest company on this list?

Celcoin tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most api integration specialists fintech companies?

Sao Paulo leads with 27 company records, followed by Barueri (3) and Belo Horizonte (3).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 809 professional contacts with verified work emails tracked across these 58 companies; direct dials are available where recorded.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 27, 2026.

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About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.