Software QA Engineer - Swift macOS

We are looking for a QA engineer who uses Swift to test software that helps organizations make sense of their data. This is an opportunity to join a team building solutions where quality is the product. You'll work across macOS system services, multi-process architectures, and performance-sensitive components to make sure what we ship works the way customers expect. To be successful, you will bring creative energy to collaboration, communication, and producing high-quality deliverables. You'll work on problems that matter. The software you test protects customer data, keeps critical systems running, and delivers tools that organizations from schools to hospitals trust every day. We're looking for someone who solves problems, takes initiative, and cares about the people who use what we build. Minimum Qualifications 3+ years of experience quality engineering experience in modern web technologies and using XCTest and Swift Testing framework Computer Science-Software Engineering Degree or equivalent software engineering experience Demonstrated experience testing software using Behavior Driven Development (BDD) or Test-Driven Development (TDD) methodology to define and execute scenario-based test coverage Preferred Qualifications Master's in Computer Science or equivalent Strong problem-solving and analytics skills, with the ability to investigate, debug and triage issues in complex multi-process macOS applications independently and cooperatively. Familiar with xcodebuild CLI and CI integration. Experience with testing macOS server software, including process lifecycle management (launchd, SMJobBless), code signing, notarization, and installation/upgrade workflows. Experience testing actor-based Swift concurrency, including data race detection with Thread Sanitizer (TSan) and strict concurrency checking. Familiarity with long-running stability and soak testing. Strong understanding of RESTful API, OpenAPI specification, SSE (Server-Sent Events), and service testing. Experience testing solutions utilizing WebSockets and JWT/OAuth validation. Familiarity with performance testing on macOS, including Xcode Instruments profiling (Time Profiler, Allocations, Leaks) and resource constraint testing. Experience testing AI-integrated features or machine learning (ML) pipelines (Agentic, LLMs etc.), including validating model outputs, latency, and deterministic behavior. Familiarity with Model Context Protocol (MCP) or similar tool-use frameworks Experience in Agile software development methodologies/Scrum and rapid releases.