Customer.io builds a versatile platform for personalized customer journeys across email, push, SMS, and in-app channels using first-party data. It serves tech-savvy marketers at growth-stage companies to scale engagement and drive revenue. Data-driven automation enables relevant messaging that builds relationships and optimizes performance without silos.
Tech stack
GoGCPAWSMySQLReactPythonSQLSnowflakedbt
Perks & benefits
Health insuranceUnlimited PTO401k matchParental leaveHome office stipendProfessional developmentSabbatical
Senior Product Manager responsible for identifying customer problems using research, analytics, and AI tools; leading cross-functional teams to define roadmaps, prototype, experiment, and ship features that drive business outcomes in a B2B SaaS messaging platform. Requires 7+ years PM experience, strong analytical and technical skills, and comfort in remote/async environments.
166k – 224k/yrRemote7+ YOEProduct Management
Director, GTM Finance
Customer.ioUnited States
Own the end-to-end GTM P&L (Sales, Marketing, Customer Success) including unit economics, ARR forecasting, and reporting. Build and lead the GTM finance team while championing AI workflows. Requires 10+ years strategic finance experience, GTM partnering, people leadership, and proven AI adoption in finance.
200k – 255k/yrRemote10+ YOEFinance & Accounting
People Partner
Customer.ioUnited States
People Partner partnering with business leaders on performance management, organizational development, change management, employee relations, and people analytics to drive talent management, engagement, and business growth in a global environment. Requires 5+ years progressive HR experience with strong data and leadership coaching skills.
100k – 130k/yrRemote5+ YOEPeople Ops
Mid-Market Account Executive, Americas
Customer.ioUnited States
Mid-Market Account Executive responsible for full-cycle B2B SaaS sales, including prospecting, discovery, demos, and closing deals under $50k ACV. Requires 2+ years experience in SaaS/MarTech sales with strong communication and consultative selling skills.
190k – 190k/yrRemote2+ YOEAccount Executive
Contract IT Specialist
Customer.ioUnited States
Part-time/contract Sr. IT Specialist providing tier 1-2 support, managing IAM and MDM, automating workflows, and supporting compliance (SOC 2, ISO, HIPAA) in a fully remote SaaS environment. Requires 3-5 years IT operations experience, MDM/IAM expertise, automation skills, and macOS troubleshooting.
94k – 104k/yrRemote3+ YOEIT Support
Senior Fullstack SDK Engineer
Customer.ioUnited States
Build, evolve, and lead end-to-end development of Customer.io's SDKs across mobile and server platforms. Requires expert programming skills, strong API/developer experience focus, high autonomy, and exceptional fluency with LLMs and agentic AI coding tools like Claude and Cursor.
150k – 200k/yrRemote5+ YOEFullstack Engineering
Revenue Manager
Customer.ioUnited States
Own monthly revenue close for subscription, consumption, and hybrid billing models. Flag revenue implications on deals, maintain waterfalls and SSP documentation, partner with RevOps/Legal/Deal Desk, and automate processes using AI. Requires 5-7 years revenue accounting experience and ASC 606 knowledge.
99k – 139k/yrRemote5+ YOERevenue Operations
Outbound Business Development Representative
Customer.ioUnited States
Outbound Business Development Representative responsible for researching target accounts, initiating outreach via calls/emails/social, qualifying leads, and scheduling meetings for Account Executives. Requires strong communication, resilience, organization, and 1-2 years outbound sales experience (SaaS preferred).
97k – 97k/yrRemote1+ YOESales Development
Technical Marketing Operations Manager
Customer.ioUnited States
Technical Marketing Operations Manager responsible for building GTM integrations, reliable automation workflows, debugging data flows, and improving systems across marketing, sales, and RevOps using APIs, scripts, and no-code tools. Requires 2-5 years in technical GTM operations, strong API/webhook experience, and comfort with lightweight coding.
105k – 125k/yrRemote2+ YOERevenue Operations
Senior Software Engineer
Customer.ioUnited States
Build and own the distributed systems infrastructure powering Customer.io's marketing automation platform, handling billions of events daily with a focus on scale, reliability, and real-time processing in Go.
150k – 200k/yrRemote10+ YOEBackend Engineering
GTM AI Engineer
Customer.ioUnited States
GTM AI Engineer responsible for taking prototype AI agents to production-grade systems. Owns observability, deployment pipelines, database interactions, monitoring, and reliability on GCP for the GTM team's 11+ agents serving 120 users.
140k – 170k/yrRemote4+ YOEGTM Engineering
Manager, Customer Success
Customer.ioUnited States
Lead and develop a pod of 5-7 Customer Success Managers in B2B SaaS. Own retention/growth outcomes, coach high performance, drive AI adoption, and navigate organizational change while delivering commercial results.
120k – 140k/yrRemote2+ YOECustomer Success
Senior Product Designer
Customer.ioUnited States
Senior Product Designer owning a B2B SaaS product area end-to-end at Customer.io. Responsibilities span strategy, complex user flows, AI-driven interactions, design system contributions, and direct code implementation alongside engineering. Requires 5+ years experience, strong systems thinking, code fluency, and prior AI interface work.
171k – 193k/yrRemote5+ YOEProduct Design
Senior Manager, Data Science & Analytics
Customer.ioUnited States
Lead and grow a data science & analytics team that partners with Product, Marketing, Sales, and CX to drive forecasting, experimentation, behavioral analytics, and measurement at a B2B SaaS company.
170k – 200k/yrRemote7+ YOEData Science
Legal Assistant
Customer.ioUnited States
Legal Assistant supporting in-house counsel with contract workflows, document management, compliance tracking, and AI-driven process improvements. Requires 2+ years legal admin/paralegal experience and strong organizational skills.
78k – 89k/yrRemote2+ YOELegal
Mid-Market Account Executive, Americas
Customer.ioUnited States
As a Mid-Market Account Executive, you will drive new customer acquisition within key market segments, managing the full sales cycle from prospecting to closing. This role focuses on B2B SaaS or MarTech sales for mid-market accounts.
190k – 190k/yrRemote2+ YOEAccount Executive
Technical Operations Manager
Customer.ioUnited States
Build and scale AI-assisted internal tooling and automations across SaaS systems. Partner with Automation leads on agent infrastructure while maintaining integrations and documentation that enable company-wide self-service.
117k – 120k/yrRemote3+ YOEIT Support
Senior Data Scientist
Customer.ioUnited States
Senior Data Scientist partnering with Product, Marketing, and CX to analyze customer behavior, design experiments, and build models that drive product and business decisions in a B2B SaaS environment.
140k – 150k/yrRemote5+ YOEData Science
Director, Engineering
Customer.ioUnited States
Lead engineering teams to build Customer.io's new billing platform from the ground up. Own vision, roadmap, and execution for a complex SaaS billing system with direct executive visibility.
230k – 270k/yrRemote12+ YOEEngineering Management
Senior Software Engineer - Email Channel
Customer.ioUnited States
Build and scale end-to-end email channel infrastructure and customer-facing frontend for high-volume messaging. Requires 7+ years in Go, React experience, cloud environments, email deliverability expertise, and full-stack ownership.
150k – 200k/yrRemote7+ YOEFullstack Engineering
Senior Software Engineer, Backend
Customer.ioUnited States
Build and scale distributed backend systems in Go for high-volume customer communications. Requires 7+ years experience with Go or similar, cloud environments like AWS/GCP, MySQL, and production observability.
150k – 200k/yrRemote7+ YOEBackend Engineering
Senior Software Engineer, Full Stack
Customer.ioUnited States
Build and ship fullstack features using Go, React, and Ember to power customer workflows at scale. Requires 7+ years experience, fluency in TypeScript/React/Go, and strong focus on performance and customer experience.