A day in the life + Write production code as a core part of your week - this is a hands-on individual contributor role, and you'll be one of the people shipping the work, not just shaping it + Lead the design, development, and operation of complex distributed systems that process sales transactions, in-store alerts, and other business data + Build using strong development practices: write clear, maintainable code; cover it with meaningful tests; instrument it for production; and keep technical debt in check + Perform thoughtful code reviews that catch real issues, share context, and help teammates grow - and welcome the same in return on your own work + Work through design problems alongside the team - whiteboarding, debating tradeoffs, and arriving at better solutions together + Take the time to understand the why behind a problem before reaching for a solution, including the business context, the user experience, and the constraints that shaped the existing system + Partner with engineers, product managers, business stakeholders, and vendors to turn ambiguous problems into well-scoped solutions - translating business needs into functional requirements, and technical tradeoffs into language the business can act on + Mentor other engineers and help the team continuously raise its bar on quality, automation, and delivery speed + Operate with a DevOps mindset: own your service in production, including monitoring, alerting, CI/CD, and cloud infrastructure + Develop practices for delivering high-quality code with the help of AI coding assistants You'll thrive in this role if you have + 4+ years of professional experience writing, shipping, and supporting production-quality software + Strong proficiency in Java and the Spring Boot framework + Familiarity with RESTful microservices and the tools used to work with them (Postman, curl, OpenAPI/Swagger) + Experience with a major public cloud (AWS or GCP) and containerization (Docker, Kubernetes) + Experience with event streaming and messaging (Kafka, Confluent, SQS) and the patterns that go with them + Comfort with modern infrastructure-as-code and CI/CD tooling (GitLab CI/CD, Terraform) + Familiarity with observability tools (New Relic, Splunk, Grafana) and a habit of instrumenting what you ship + A solid testing discipline across unit, integration, regression, and load testing + Experience with relational and/or NoSQL data stores + A track record of leading the design of complex systems and features, supported by clear technical specs and diagrams + Strong written and verbal communication; able to propose, evaluate, and defend technical designs on their merits and tradeoffs + Energized by building solutions with a team - you do your best work in collaboration, not in isolation + A willingness to question existing patterns and assumptions when it improves security, performance, maintainability, or business fit + Bachelor's or master's degree in computer science or a related engineering discipline, or equivalent practical experience Nice to have + Experience with point-of-sale systems or retail technology + Background in fraud detection, security, or other domains where data integrity and low latency really matter + Hands-on experience designing and building RESTful microservices We've got you covered. As a Senior Engineer on the team, you'll own complex problems end to end - from shaping the design with product and business partners to shipping resilient, well-tested code into production.