quo
AI-powered business phone system for small business teams.
Company facts
- Founded
- 2018
- Employees
- 150
- Headquarters
- United States
- Type
- Private
- Funding
- Series B · $105M · 2025
- Subsidiaries
- OpenPhone
Open positions
Frontend Engineer
Frontend Engineer on Quo's Communication squad building the interfaces for its business phone product — calling, messaging, voicemail, and transcription. Day-to-day is shipping features, dashboards, and reliability tooling in a React/TypeScript SPA with GraphQL, WebRTC/WebSockets, and a pnpm/Turborepo monorepo, fully remote within the USA.
Staff Backend Engineer, AI Agent Platform
Staff engineer acting as the hands-on technical lead for Quo's AI Agent Platform, the shared backend powering its customer-facing AI agents (Sona and Quo Agent). You'll own the platform architecture, build multi-agent orchestration, memory and self-learning, and scale LLM execution on Node/TypeScript, Temporal, RabbitMQ, Kubernetes/AWS and Postgres.
Staff Backend Engineer, Connect (API Platform)
Staff-level backend engineer who owns the architecture of Quo's Connect API platform — public API, OAuth, webhooks, MCP and integrations — mentors senior engineers, and drives cross-team adoption of the API. Stack is Node/TypeScript, Temporal, RabbitMQ, Kubernetes on AWS, Postgres, MongoDB, Elasticsearch, Redis and Datadog.
Senior Product Designer, Mobile
Senior product designer who owns end-to-end mobile design for Quo's iOS and Android apps — leading projects from concept through launch, building mobile design systems and guidelines, and prototyping in code. Requires deep iOS/Android platform fluency, high craft, Figma expertise, and comfort using AI tools like Claude Code.
Senior Technology Partner Manager
About the role We're looking for a Senior Technology Partner Manager to build and own the strategy and partner relationships behind Quo's technology partner ecosystem, from native integrations to emerging AI-client and…
Partner Development Manager
About the role We're looking for a Partner Development Manager to build and scale the top of Quo's ecosystem funnel. This is an execution-first role focused on sourcing, recruiting, and activating new agency and…
Senior Product Manager, Accounts, Billing, & Compliance
Senior Product Manager at Quo (a business calling/messaging product) who owns three foundational platform areas: billing (metering, invoicing, payments), accounts and identity (SSO, roles, permissions), and telecom compliance (A2P 10DLC, TCPA, carrier relationships). Day to day is cross-functional spec-writing and systems design with engineering, finance, legal, and security.
Senior Backend Engineer
About the Role As a Senior Backend Engineer at Quo, you will spend a majority of your time coding, architecting, and owning moderate to complex components. Beyond your technical work, you may also lead a small team or…