> Markdown version of [/jobs/ext/4564294-software-engineer-ii-backend](https://www.wearedevelopers.com/jobs/ext/4564294-software-engineer-ii-backend). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md).

---

# Software Engineer II, Backend

- **Company:** Toast, Inc.
- **Location:** United States (Remote available)
- **Experience:** Starter
- **Salary:** $133,000.0 - $213,000.0
- **Contract:** Permanent contract
- **Skills:** Java (Programming Language), Application Programming Interfaces (APIs), Artificial Intelligence, Automation of Tests, Code Review, Amazon DynamoDB, Management of Software Versions, GitHub Copilot, Claude Code, Backend, Kotlin, Containerization, Api Management, Microservices
- **Published:** November 4, 2026
- **Apply:** https://www.builtincolorado.com/auth/login?destination=/job/software-engineer-ii-backend/12049303

## About the Role

* 2+ years of experience in designing and implementing robust backend services using Kotlin.
 * Proven ability to develop scalable and secure APIs that integrate with various internal/external systems.
 * Knowledge of best practices in API lifecycle management, including versioning, documentation, and deprecation strategies.
 * Proficiency in Kotlin-specific frameworks and libraries for building efficient backend solutions.
 * Demonstrated experience with microservices architecture and containerization technologies for enhanced scalability and maintainability.

Special Sauce* (Nice to Haves)

 * Proficiency in DynamoDB
 * Proficiency in Kotlin (or Java and willing to learn Kotlin) and Kotlin-specific frameworks and libraries for building efficient backend solutions
 * Familiarity with AI-augmented development workflows and tools (e.g., Claude Code, GitHub Copilot, Codex, or similar)

## Description

Fintech at Toast operates one of the most critical portions of the Toast infrastructure: processing payments on behalf of our restaurants and ensuring that restaurants are paid in a timely manner. Payment processing is a key source of Toast's revenue and also the lifeblood of our customers; we process millions of dollars in transactions per day., We are seeking a Software Engineer II to join our Payments team. The successful candidate will contribute to the development of our unified payment processing solution. This platform offers a single, integrated service for payment acceptance across various channels and supports a configurable enterprise approach. It is designed to allow a build-once, available-to-all strategy for both existing and emerging payment methods.

About this roll* (Responsibilities)

 * Design, build, and deliver features for Toast's payments products
 * Develop and implement automated test suite to ensure the code shipped to our customers meets the highest quality standards
 * Roll* features out to customers, including monitoring for success
 * Collaborate with UX and PM on the definition and design of features
 * Partner with a wide array of teams across Toast
 * Work with experienced engineers to deliver design and code review