Design and build stateful mocks and simulators of third-party vendor APIs
Implement contract tests that run on schedule against real vendor sandboxes
Build test data and environment tooling
Own the CI test pipeline
Eliminate flaky tests
Create test-writing scaffolding and well-documented test patterns
Coach engineers on writing effective tests
Build production-adjacent checks
Requirements
5+ years as a software engineer with substantial test-infrastructure ownership (SDET, platform engineering, or backend engineering with heavy testing responsibility)
Strong TypeScript
Experience building test frameworks and harnesses from scratch
Hands-on experience with a modern automation framework, i.e. Playwright
Experience designing test stages in CI/CD pipelines (e.g. GitLab CI)
API testing and mocking/stubbing of third-party services
Proficient daily use of AI coding tools
High agency
Strong written and verbal communication in English