Remote Staff Backend Engineer, Voice AI Platform

toast; United States; Hybrid; USD 151,000 - 309,000; Full time

Job summary

Toast is seeking a Staff Software Engineer for a Voice AI platform team in the United States. You will own end-to-end design and execution of resilient, scalable backend services and platform components in greenfield work, shaping architecture and integrating AI capabilities.

You will lead complex projects, establish observability and best practices, and mentor engineers across teams to ensure high-quality software delivery and long-term reliability.

Qualifications

• 8+ years of experience with object-oriented languages such as Java or Kotlin.
• Experience developing AI-integrated products and shipping AI-enabled systems.
• Strong background in distributed systems, scalability, and production reliability.

Responsibilities

• Design, build, deploy, and maintain backend services for the voice AI platform.
• Lead multi-person, multi-team projects from design through production.
• Shape technical direction through architecture decisions and patterns.

Skills

Java/Kotlin

Distributed systems

Leadership

AI integration

Frontend basics

Code reviews/mentoring

Observability

AI coding tools

Education

Bachelor's degree in CS/SE/CE

Tools

Claude Code

Cursor

Job description

Toast is seeking a Staff Software Engineer for a Voice AI platform team in the United States. You will own end-to-end design and execution of resilient, scalable backend services and platform components in greenfield work, shaping architecture and integrating AI capabilities.

You will lead complex projects, establish observability and best practices, and mentor engineers across teams to ensure high-quality software delivery and long-term reliability.