Job Opportunities API

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. Toast is driven by building the restaurant platform that helps restaurants adapt, take control, and get back to what they do best: building the businesses they love. We are looking for a Software Engineer to join the Orders API team. On the Orders API team, our mission is to provide a state-of-the-art platform with unmatched reliability, which empowers Toast R&D, external partners, and customers to effortlessly innovate on experiences throughout the order lifecycle. Our primary artifact is the Orders API itself, which handles an immense scale of traffic. Why this team? Scale and Reliability: The Orders API handles critical restaurant operations every day. Reliability is non-negotiable. Order Lifecycle Impact: We own experiences across the entire order lifecycle, empowering innovation on top of our platform. Platform Enablement: We’re not just serving end-users — we’re an internal platform that many other Toast teams build on, so the quality and clarity of what we ship compounds across the org. Ownership and Growth: As a component owner, you’ll have real end-to-end responsibility for a meaningful piece of the system. About this roll* (Responsibilities) Design and implement new features that improve functionality and reliability for our customers and partners Define and drive the testing strategy, ensuring quality through strong automated coverage Own operational monitoring — observability, alerting, and on-call response — and keep it highly available in production Provide design feedback and participate in code reviews to ensure implementations meet requirements Participate in architectural discussions and help evolve the API’s design, tooling, and delivery practices Collaborate with Product, QA, and other engineering teams to deliver robust, scalable services Advocate for best coding practices to raise the bar for you and your team Leverage cutting edge AI tools to enhance your development workflow, improve velocity, and help pioneer new approaches to building - contributing to a culture of innovation and productivity across the team. Do you have the right ingredients*? (Requirements) 3+ years of back-end experience in Java, Kotlin, or other object-oriented languages Proficient with modern web standards and API technologies (e.g. REST, GraphQL), including schema design, evolution, and versioning Experience owning the testing strategy for a service or component — automated testing, coverage, and quality practices Experience operating services in production — monitoring, alerting, observability, and incident response Experience with distributed systems, enterprise messaging systems, and/or microservices Proficient with relational databases and alternative data stores Proficient with AI tooling such as Cursor, Claude, and MCP servers Strong cross-team communication skills on technical topics Passionate about technology and learning new things Our Tech Stack Our backend services follow a microservice architecture written in Kotlin and Java using DropWizard. We use AWS extensively, ranging from DynamoDB to RDS to Lambda. We store data in a set of sharded Postgres databases and utilize Apache Spark for large-scale data workloads including query and batch processing. For event-driven communication we rely on Pulsar along with some RabbitMQ clusters. We have our own platform for user management, canary deployments, and robust load balancing. AI at Toast At Toast, one of our company values is that we're hungry to build and learn. We believe learning new AI tools empowers us to build for our customers faster, more independently, and with higher quality. We provide these tools across all disciplines, from Engineering and Product to Sales and Support,