Phonely

Phonely

Full Stack Engineer

San Francisco, California

Sponsorship not specifiedDetected 100 days ago
TypeScriptPythonReactNext.jsFull-Stack DevelopmentRedisAWSGCPCloud PlatformsKubernetesCI/CDDatadogAPI DevelopmentLLMsAgentic AIAI OrchestrationVoIP

About the role

  • SENIOR FULL STACK ENGINEER (REACT / NEXT.JS) At some point in the future, every business will answer their phone with voice AI.
  • We're growing incredibly fast and need someone who thrives in a dynamic, high-pressure environment to work across our engineering stack.
  • This role is critical to the success of our company.

Requirements

  • 5+ years of experience building production applications
  • Strong experience with React and Next.js
  • Experience working with APIs, real-time systems, and async data flows
  • Familiarity with cloud environments, CI/CD, and modern deployment workflows
  • Experience building full-stack applications (API design, backend integration)
  • Solid understanding of TypeScript, modern frontend tooling, and state management
  • Understanding of performance optimization and scalable frontend architecture
  • Strong product sense and attention to detail
  • Clear communicator who can work across teams

Skills

  • Work closely with backend engineers to integrate APIs, real-time systems, and voice AI workflows
  • Optimize frontend performance (latency, rendering, caching, edge delivery)
  • Write clean, maintainable, and well-tested code across the stack
  • Debug production issues and continuously improve reliability and usability
  • AWS, GCP, Kubernetes, Redis
  • Firebase, Supabase

Company info

  • We eat meals together (company-paid)
  • We run, hike, and surf
  • We travel together (Airbnbs in places like the Rockies, Costa Rica, Indonesia-multiple times a year)

This listing is sourced directly from Phonely's careers page and normalized into a canonical job model.