Staff Senior Software Engineer, Voice AI Platform

Toast, Inc.

Confirmed live today High trust
Remote Hybrid

Quick summary

Work type
Remote
Location
Boston, MANew York, NY
Salary
$193,000–$309,000 / yr
Posted
42 days ago
Freshness
Confirmed live today
Closes
Dec 24, 2026

Market check

Salary context

Above market

How this pay compares to similar roles

Similar $212k
This role $251k
$151k most similar roles pay here $326k

This role pays more than 73% of similar roles. Most pay $169,550–$254,750 — the shaded band above. At the midpoint, this role pays about $251k versus about $212k for comparable roles.

Based on 240 similar postings.

Employer

About Toast, Inc.

Toast is a cloud-based restaurant management platform providing point-of-sale, payment processing, and operations software for the food service industry.

Toast, Inc. currently has 28 open roles on FindRole.

Listed pay typically runs $184,500–$295,500 across 28 roles with salary data.

Most-posted roles

View all roles at Toast, Inc.

At a glance

TL;DR · Staff Senior Software Engineer, Voice AI Platform

Staff/Senior Software Engineer, Voice AI Platform joins the Voice AI Team to build and operate a foundational voice platform and develop novel applications for the company's customer base. This role involves taking ownership of significant projects end-to-end, including designing, building, and maintaining resilient backend services and core platform components. The engineer will define architectural patterns, manage integrations with AI platforms, and establish observability frameworks for AI-powered systems. Key technical requirements include over eight years of experience with Java or Kotlin, a background in distributed systems, and expertise in developing products featuring LLMs or other AI capabilities. The technology stack includes DropWizard, AWS services like DynamoDB, RDS, and Lambda, along with React and ES6 for front-end components. The role focuses on solving complex problems regarding nondeterminism, evaluation strategies, and cost management within voice and conversational AI systems.

What does a Software Engineer earn in Massachusetts?

Median $193000 from 82 postings across 17 companies.

See salary data

What you'll do

  • Design, build, and maintain resilient backend services and core components for the Voice AI platform.
  • Lead complex, cross-cutting projects from initial design through production while aligning multiple stakeholders.
  • Define architectural decisions and technical patterns to reduce complexity for dependent engineering teams.
  • Build and evolve integrations with AI platforms and internal systems while balancing speed and scalability.
  • Establish observability, monitoring, and evaluation frameworks specifically for AI-powered systems using production data.
  • Set and enforce high standards for engineering quality through written guidance and established patterns.
  • Mentor engineers across all levels through code reviews, design feedback, and technical guidance.

What we're looking for

  • Bachelor’s degree in Computer Science, Software Engineering, Computer Engineering, or a related field.
  • 8+ years of experience with object-oriented languages such as Java or Kotlin.
  • Experience developing AI-integrated products or features using LLMs or other AI capabilities.
  • Experience building and reasoning about AI-powered systems including nondeterminism, evaluation strategies, observability, and cost management.
  • Experience shipping complex, mission-critical production services and owning them long-term.
  • Track record of leading multi-person and multi-team projects end-to-end from design through rollout.
  • Deep understanding of distributed systems, scalability, and production reliability.
  • Basic familiarity with frontend development; experience with voice or conversational AI platforms (preferred).

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