Senior QA Engineer
Close.ioUnited States
Our app’s frontend is a single-page TypeScript web app mostly written in React. Our mobile app is built using React Native. Our UI updates in near real-time and takes advantage of fun technologies like Websockets, WebRTC, and GraphQL Subscriptions. Our backend tech stack consists of Python/Flask, MongoDB, Postgres, Elasticsearch, and Redis, and communicates with clients via our
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FAQ
- Is the Senior QA Engineer position at Close.io remote?
- Yes. This role was posted on Remote Frontend Jobs, a job board that lists exclusively fully remote positions.
- When was this Senior QA Engineer job posted?
- This listing was posted on August 13, 2025 and is still open for applications.
- How do I apply for the Senior QA Engineer position at Close.io?
- Use the apply button on this page — it takes you directly to the employer’s application page.