QA Specialist

Speak is reinventing the way people learn languages through AI-powered solutions. They are seeking a detail-oriented QA Specialist to design and execute test plans, identify defects, and collaborate with development and product teams to ensure reliable, user-friendly solutions. Qualifications: 3+ years of industry experience in mobile QA, with deep manual hands-on testing and debugging of user-facing applications across both iOS and Android; Strong ability to test and reason about asynchronous mobile systems, including network requests, streaming updates, background tasks, retries, timeouts, and offline/online transitions; Experience validating mobile analytics instrumentation, including funnels, retention events, and experiment exposure/assignment; Ability to design and execute robust test plans for experiments and feature flags, ensuring correct bucketing, guardrails, and safe rollout/rollback behavior; Experience applying network and device throttling to surface real-world performance and reliability issues; Ability to diagnose and debug flaky mobile tests, particularly those caused by concurrency, threading, or reactive pipelines (e.g., race conditions, timing issues); Approaches testing with an end-to-end user journey mindset, surfacing UX friction and ambiguous feedback alongside functional bugs; Strong understanding of modern product development and release processes, with a track record of influencing quality decisions (go/no-go calls, risk assessment, launch readiness); Highly self-sufficient and comfortable operating in ambiguity; communicates clearly in async, cross-functional environments; Able to work from the SF HQ 3 days per week Required Skills: Mobile QA, Test Planning, Debugging, QA Automation, Analytics Validation, Attention to Detail, Collaboration, Communication, Problem Solving