Staff Software Engineer- Backend

Toast creates technology to help restaurants and local businesses succeed in a digital world, helping business owners operate, increase sales, engage customers, and keep employees happy.

We're not your traditional tech company. Building a revolutionary product begins with revolutionary thinking. Together, we empower restaurants of all sizes to build great teams, increase revenue, improve operations, and delight their guests.

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.

Staff Software Engineer - Payments Team A day in the life (Responsibilities)

• Plan, design, build, and deliver features for Toast's payments products
• Plan, develop, and implement best practices such as automated test suites to ensure the code shipped to our customers meets the highest quality standards
• Roll - pun intended! - features out to customers, including monitoring for success
• Collaborate with our PM (and UX) on the definition and design of features
• Collaborate and partner with a wide array of teams across Toast in order to spread knowledge inter and intra team
• Lead and work with experienced engineers to deliver design and code review

Requirements

• 8+ years of experience in designing and implementing robust backend services
• Ability to step into a technical leadership role on the team, guiding, coaching, and mentoring more junior engineers on best practices in architecture, design, coding, testing, deployment, etc.
• Proven ability to design and develop scalable and secure APIs that integrate with various internal/external systems
• Applied knowledge of best practices in API lifecycle management, including versioning, documentation, and deprecation strategies, with the ability to share this amongst the team and peers
• Demonstrated experience with microservices architecture and containerization technologies for enhanced scalability and maintainability

Nice to Have

• Demonstrated proficiency with DynamoDB or PostgreSQL
• Proficiency in Kotlin (or Java and willing to learn Kotlin) and Kotlin-specific frameworks and libraries for building efficient backend solutions
• Experience with modern data architectures (event sourcing, OLAP, ETL/ELT, streaming data)
• Experience designing payments APIs
• Familiarity with PCI DSS
• Familiarity with AI augmented development workflows and tools (e.g., Claude Code, GitHub Copilot, Codex, or similar)

Benefits

We strive to provide competitive compensation and benefits programs that help to attract, retain, and motivate the best and brightest people in our industry. Our total rewards package goes beyond great earnings potential and provides the means to a healthy lifestyle with the flexibility to meet Toasters' changing needs. Learn more about our benefits at

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