Customer.io_
As of 30 October 2026, Customer.io has 23 open roles (7 new in 30 days), its software engineering team is hiring most, and its postings name DNS, Linear and Notion as the tools the team works in.
As of 30 October 2026 · refreshed daily · counts move as websites, DNS and career sites are re-read.
- Headquarters
- Beaverton, Oregon, United States
- Employees
- 201-500 employees (linkedin)
- Sells to
- brands and enterprises
- Certifications on site
- gdpr_page, HIPAA
- Site languages
- EN
- Career system
- Greenhouse
Customer.io in one screen
Read from customer.io: what the company does, the customers it names, the buyers we can actually see, and the companies that sell the same thing.
Customer.io is a customer engagement platform that unifies data, messaging, and AI into a single platform for brands. It offers automated journeys, audience segmentation, data integrations, a design studio, analytics, and an AI agent. It is trusted by 9,000+ brands.
Named on the site: brands and enterprises.
Seen in buyers' own postings: technology & software, business & finance services, health care; mostly 11-50 employees and 51-200 employees; United States (120) and United Kingdom (17).
Nearest companies by what they do, sell and whom they serve, 51+ employees. 590 scored.
Companies whose own job postings name Customer.io as the system their team works in. Ideal-customer examples, not a reference list from the vendor.
What Customer.io says it runs
Tools named in the company's own postings as the team's systems, with the sentence that says so. What the website and DNS show is listed separately.
• Audit sender setup and monitor reputation across IPs and domains, using authentication (SPF, DKIM, DMARC) and BIMI, DNS configuration, and provider tools like Google Postmaster Tools, Yahoo Sender Hub, and Microsoft SNDS to diagnose blockToday, our Technical Support team is powered by Zendesk for ticketing, Linear for bug tracking, and Zapier for automating support team workflows.While we mostly interact with each other through Notion and Slack, it’s not uncommon for us to jump on a Zoom or Roam pairing session or a video call to clarify customer scenarios or share tips to remedy customer issues.Today, our Technical Support team is powered by Zendesk for ticketing, Linear for bug tracking, and Zapier for automating support team workflows.Today, our Technical Support team is powered by Zendesk for ticketing, Linear for bug tracking, and Zapier for automating support team workflows.Under the hood: Go, React, Ember and AI help us ship fast and scale with confidence.• Deployment & infrastructure — stand up and maintain the pipelines that get agents into users' hands without surprises, owning environment parity and release hygiene on our GCP stack.• Familiarity with relational databases (we use MySQL primarily) and an understanding of performance tradeoffsWhile we mostly interact with each other through Notion and Slack, it’s not uncommon for us to jump on a Zoom or Roam pairing session or a video call to clarify customer scenarios or share tips to remedy customer issues.• Strong Excel skills (with experience using Snowflake a plus) and experience with planning/GTM systems (NetSuite, Salesforce, Gong, Drivetrain)ogle Postmaster Tools, Yahoo Sender Hub, Microsoft SNDS) and third-party deliverability monitoring tools like Everest, MXToolbox, or similar, and the analytical skill to turn bounce, engagement, and blocklist data into clear recommendationsWhile we mostly interact with each other through Notion and Slack, it’s not uncommon for us to jump on a Zoom or Roam pairing session or a video call to clarify customer scenarios or share tips to remedy customer issues.• Deep understanding of email authentication (SPF, DKIM, DMARC, BIMI) and infrastructure (SMTP, MTAs, DNS), with the technical comfort to work through complex issues with EngineeringUnder the hood: Go, React, Ember and AI help us ship fast and scale with confidence.23 open roles, 16 opened in 90 days
Read hourly from the company's career system. Open roles and new roles in the last 30 days, by team. Companies hiring software engineering in United States →
| open · new 30 d | |
|---|---|
| Software engineering | 8 · 0 |
| Sales | 4 · 1 |
| Customer service & success | 2 · 2 |
| Finance & accounting | 2 · 0 |
| Data & AI | 1 · 0 |
| Design & UX | 1 · 0 |
| Human resources | 1 · 0 |
| Marketing & communications | 1 · 1 |
| Product, program & project management | 1 · 1 |
What is changing, read from the postings
Intents are events the employer states about itself, each with the sentence and the posting it came from.
No change signals read in the current postings.
Sales, marketing and IT leaders by function. Add Customer.io to a monitor and get a webhook when a role opens, a tool appears or a signal is read.
Free plan: 1,000 records, no card. The first 20 are above; e-mails are verified at the mail server when you open them.
Companies like Customer.io
Nearest by what they do, what they sell and whom they sell to, 51+ employees. 6 of 590 scored.
From the company's own website
Quote the sentence with the date and the link. The numbers change daily; the link always shows the current ones.
Customer.io (Beaverton, United States, 201-500 employees) has 23 open roles, 7 new in 30 days, and names 14 tools in its postings. (Breaknorm, 30 October 2026, https://breaknorm.co/company/customer.io)
Read from the source, not self-reported
Every number on this page can be traced to a page we crawled or a posting we read. Full methodology →
- ProfileBuilt from customer.io: summary, offerings, customers, certifications and contact points are extracted from its pages, with a confidence score per field.
- HiringRead hourly from the company's Greenhouse career site; reposts collapse into one record.
- Tech stackTools the employer's own text names as the team's systems, with the quote; website scripts counted separately.
- HeadcountLinkedIn where known, otherwise estimated from the site.
Customer.io: questions
Does Customer.io use DNS?
Yes, by the company's own words: 1 posting name it, first seen 2026-10-09, in the team.
Is Customer.io hiring?
23 open roles as of 30 October 2026, 7 opened in the last 30 days and 2 closed. The largest team hiring is software engineering.
Where does this profile come from?
From customer.io itself: we crawled it on 2026-08-16, built the profile on 2026-08-16, and read its career site (Greenhouse) hourly since. Headcount is from LinkedIn.
Who should I write to at Customer.io?
The people are behind the login: decision makers by function, verified at the mail server when you open them. 4 public role addresses from the site are there too.
Get this company your way
The same data as a search, over MCP and the API, as bulk files, or pushed to you as it changes.
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