Senior QA Engineer

September 29, 2026

Remote

Senior

London, England, UK

Worth knowing

English is required

Description

Flipper Devices Inc, the creator of the Flipper Zero portable device, is developing a new product — the BUSY Bar productivity multitool. The company is hiring a Senior QA Engineer to design and own end-to-end test coverage spanning firmware, cloud services, and mobile applications. The role focuses on device-to-cloud reliability, API testing, log analysis, and defining automation scenarios for the team.

Responsibilities

Design E2E test coverage across firmware, cloud, and mobile applications to verify device state, data consistency, and end-to-end behavior
Test device-to-cloud communication, including network failures, reconnections, timeouts, offline operation, and OTA update and rollback scenarios
Test cloud and local APIs, business logic, data validation, and error handling to ensure reliable behavior across integration scenarios
Analyze device and cloud logs to diagnose issues, verify command execution, and identify anomalies across system components
Build test data and configuration strategies for different device types, users, environments, and complex scenarios involving multiple devices
Identify and prioritize E2E scenarios for automation, define test specifications for automation engineers, and maintain stable smoke and regression testing processes

Requirements

Strong QA experience with complex software products and the ability to design test coverage across firmware, backend APIs, and mobile applications
Strong requirements analysis and systems thinking, with the ability to identify dependencies and integration points across devices, cloud services, and applications
Hands-on experience testing REST or gRPC APIs using tools such as Postman, Swagger, or existing automated tests
Experience analyzing device logs such as UART or syslog and cloud logs using tools such as Kibana or Sentry, with a basic understanding of embedded systems architecture
Experience testing native or cross-platform mobile applications that interact with devices via BLE or Wi-Fi and cloud services
Experience working in Agile/Scrum environments, building QA processes, managing test artifacts in Jira, Confluence, TestRail, Qase, or TestOps, and defining scenarios for test automation
English proficiency sufficient for reading technical documentation and communicating with an international team

Conditions

Choose your work format: office, hybrid, or fully remote from anywhere in the world
You will be provided with all the necessary equipment for a comfortable working environment
Benefits such as VHI, corporate sports, foreign language courses, and therapy sessions
A five-day workweek with a flexible start of the working day

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