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COMPANIES USING

Companies Using Customer.io

240 companies are actively hiring Customer.io talent across 39 countries.

Customer.io is a messaging automation platform that triggers email, push, SMS and in-app messages from product behaviour data, so a company hiring for it is running lifecycle programs tied directly to what users do in its app. The role mix, led by Product Managers (54), Product Designers (33) and Software Engineers (31), shows these teams treat onboarding, activation and retention messaging as product work rather than campaign work. Expect them to also need event pipelines such as Segment, product analytics such as Amplitude, and deliverability and data-warehouse tooling.

Buying Signal

A Customer.io hire usually means a company is instrumenting user events, rebuilding onboarding flows or consolidating fragmented messaging tools into one behaviour-driven system. Backend Engineer demand (27 roles) points to data plumbing work: event schemas, webhooks and warehouse syncs. A reverse-ETL or customer data platform vendor should prospect these accounts while the event architecture is still being designed.

Top Companies50 shown

Top companies hiring Customer.io talent in 2026
CompanyIndustryHQ LocationSizeJobsLinks
Mercury
mercury.com
 Financial Services San Francisco, United States 1,001–5,000 215
Tabby | تابي
tabby.ai
 Financial Services Saudi Arabia 1,001–5,000 81
Qonto
qonto.com
 Financial Services Paris, France 1,001–5,000 90
PayJoy
payjoy.com
 Financial Services San Francisco, United States 1,001–5,000 67
Care.com
care.com
 Consumer Services Dallas, United States 1,001–5,000 29
ALK
alk.net
 Pharmaceutical Manufacturing 1,001–5,000 20
Neon
neon.com.br
 Financial Services São Paulo, Brazil 1,001–5,000 15
Pennylane
pennylane.com
 Accounting Paris, France 501–1,000 140
Capital Vacations
capitalvacations.com
 Hospitality Myrtle Beach, United States 501–1,000 171
KPay Group
kpay-group.com
 Financial Services Singapore 501–1,000 63
Voy
voy.design
 Hospitals and Health Care Greater London, United Kingdom 501–1,000 35
Neo Financial
neofinancial.com
 Financial Services Calgary, Canada 501–1,000 90
Yape
yape.com.pe
 Financial Services Lima, Peru 501–1,000 27
Libertex Group
libertexgroup.com
 Financial Services Limassol, Cyprus 501–1,000 34
Thyme Care
thymecare.com
 Hospitals and Health Care Nashville, United States 501–1,000 53
Renmoney
renmoney.com
 Financial Services Nigeria 501–1,000 70
CookUnity
cookunity.com
 Food and Beverage Manufacturing New York, United States 501–1,000 146
Capital on Tap
capitalontap.com
 Financial Services Greater London, United Kingdom 501–1,000 45
Care Access
careaccess.com
 Research Services Boston, United States 501–1,000 41
Salt
salt.deals
 Professional Services City of London, United Kingdom 201–500 97
Grow Therapy
growtherapy.com
 Mental Health Care New York, United States 201–500 117
sunday
sundayapp.com
 Financial Services Atlanta, United States 201–500 71
Clara
clara.com
 Financial Services Brazil 201–500 131
Cleo
cleo.xyz
 Financial Services Greater London, United Kingdom 201–500 53
Eucalyptus
eucalyptus.health
 Health and Human Services Sydney, Australia 201–500 98
Nivoda
nivoda.com
 Wholesale Luxury Goods and Jewelry Greater London, United Kingdom 201–500 38
Super.com
super.com
 Financial Services San Francisco, United States 201–500 41
IQ Fiber
iqfiber.com
 Telecommunications Jacksonville, United States 201–500 63
Ohme
ohme-ev.com
 Appliances, Electrical, and Electronics Manufacturing Greater London, United Kingdom 201–500 28
Nomad
nomadglobal.com
 Financial Services Brazil 201–500 25
Stark Future SL
starkfuture.com
 Motor Vehicle Manufacturing Barcelona, Spain 201–500 56
MANUAL
manual.co
 Hospitals and Health Care Greater London, United Kingdom 201–500 47
Spectrum Equity
spectrumequity.com
 Venture Capital and Private Equity Principals Boston, United States 51–200 54
Félix
felixpago.com
 Financial Services United States 51–200 64
RealAdvisor
realadvisor.com
 Internet Marketplace Platforms Plan-les-Ouates, Switzerland 51–200 22
Laundryheap
laundryheap.com
 Consumer Services Greater London, United Kingdom 51–200 21
Pretto
pretto.fr
 Financial Services Paris, France 51–200 26
Guardio
guard.io
 Computer and Network Security Ramat Gan, Israel 51–200 23
Amped Fitness
ampedfitness.com
 Wellness and Fitness Services Pompano Beach, United States 51–200 14
MatchWornShirt
mws.com
 Spectator Sports Amsterdam, Netherlands 51–200 14
GitGuardian
gitguardian.com
 Computer and Network Security Paris, France 51–200 53
Jobgether
jobgether.com
 Internet Marketplace Platforms Brussels, Belgium 11–50 50
Juno
juno.us
 Financial Services Boston, United States 11–50 25
Mila Health
milahealth.co
 Hospitals and Health Care Amsterdam, Netherlands 11–50 25
Dutch Vet
dutch.com
 Veterinary Oakland, United States 11–50 39
Bullpen Capital
bullpencap.com
 Venture Capital and Private Equity Principals San Francisco, United States 2–10 22
LumiMeds
lumimeds.com
 Medical Practices United States 2–10 15
Inizio Partners
iniziopartners.com
 Executive Search Services United States 2–10 14
cbc
cbc.co
 Food and Beverage Services Guatemala 10,001+ 280
Aon
aon.com
 Financial Services Greater London, United Kingdom 10,001+ 443

240 companies use Customer.io. Want the full list?

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Market Signal

240 companies across 39 countries is a focused, mid-market footprint, with the United States accounting for 102 and Financial Services alone contributing 70. That concentration makes fintech the clearest vertical play, with wellness and health care forming a smaller secondary cluster.

Stack Intelligence

Companies that hire for Customer.io alongside Braze or Iterable are often evaluating an upgrade or running parallel tools as messaging volume grows, a signal of scaling lifecycle maturity and a possible platform migration. Overlap with ActiveCampaign suggests a split between marketing-led email and product-led messaging. Sellers of migration services, data integration and consolidation tooling should target these mixed stacks.

Hiring Landscape

Customer.io in the Market

Where and how companies hire Customer.io talent

By Country

United States
102
United Kingdom
23
France
15
Germany
11
Canada
10
Netherlands
10
Australia
7
Brazil
5

By Industry

Financial Services
70
Wellness and Fitness Services
14
Hospitals and Health Care
12
Venture Capital and Private Equity Principals
11
Entertainment Providers
9
Health and Human Services
9
Consumer Services
7
Gambling Facilities and Casinos
7

Top Roles

Product Manager54Product Designer33Software Engineer31Backend Engineer27Account Executive23Data Analyst18Data Scientist18Sales Development Representative18Engineering Manager16Accountant15Account Manager14Analytics Engineer14

Related Technologies

BrazeIterableActiveCampaignAmplitudeIntercom

What is Customer.io?

Customer.io is a messaging platform for targeted, behavior-driven communication. Customer.io hiring signals data-driven lifecycle marketing.

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How this page is built

echoloc compiles technology-adoption signals from public hiring and company data — career pages, public listings, and company web presence — then clusters and de-duplicates them into the summary above. Figures are estimates that refresh over time. Read our full methodology →

This is not an official customer or user list. It is a technology-adoption signal inferred from public data, intended for B2B research.

Frequently Asked Questions

What is Customer.io?

Customer.io is a marketing automation platform that sends behaviour-triggered email, push, SMS and in-app messages based on product event data. Companies hiring for it are building data-driven onboarding and retention programs, typically owned by product and engineering teams.

Why should sales teams track Customer.io hiring?

Customer.io hiring shows a company is investing in lifecycle messaging and the event data behind it, which creates demand for adjacent tools. For example, a deliverability or SMS-compliance vendor can target the 70 Financial Services companies hiring for it, where regulated messaging raises the stakes.

Who should be selling to companies that use Customer.io?

Customer data platforms and reverse-ETL vendors, product analytics providers, deliverability and SMS infrastructure companies, and lifecycle marketing agencies are the natural sellers into Customer.io accounts.