QA Engineer part-time (Middle to Senior) (вакансія неактивна)

We’re looking for a Middle-to-Senior QA Engineer on a part-time basis with a flexible workload of up to 80 hours per month.
This role is for someone who feels confident testing mobile apps with BLE devices, web platforms, and APIs, and is comfortable with non-standard scenarios involving streaming data, 3D, and ML.

Responsibilities:

• Test Mobile, Web, and API flows focused on core user journeys
• Validate BLE scenarios: pairing, reconnect, signal loss, GATT notifications, and data stability
• Test streaming data edge cases: delays, noise, partial data, offline mode, and sync
• Verify roles and permissions, including admin flows
• Test integrations: authentication, payments, storage, queues, and background jobs
• Check 3D rendering correctness and ML pipeline statuses using QA checklists and agreed acceptance criteria
• Maintain test documentation and provide high-quality bug reports
• Support regression, smoke, and release readiness with the team

Requirements:

Must-have:

• 3+ years of QA experience
• Strong Web/UI and API testing skills
• Solid understanding of HTTP, REST, auth, and client-server workflows
• Experience testing mobile apps and BLE devices
• Ability to plan and execute testing independently within your scope

Preferred strength in at least one area:

• Mobile QA with real BLE testing experience
• Web QA for complex products with roles/permissions and multiple integrations

Nice-to-have:

• HealthTech experience or work with sensitive data
• 3D testing experience (STL/PLY/OBJ, Three.js)
• Understanding of ML pipelines from a QA perspective: job statuses, queues, typical failure patterns
• Familiarity with AWS, Firebase
• Experience or basic understanding of QA automation for API or E2E

Tools:

• Postman, Swagger (or similar)
• Charles, Proxyman, or Fiddler
• nRF Connect, Simplicity Connect (or similar BLE tools)
• Jira, Confluence, Git

What we offer:

• Part-time format up to 80 hours/month
• Fully remote collaboration and a calm, mature delivery pace
• Technically rich scope across Mobile, BLE, Web, 3D, and ML
• Senior team, clear processes, no micromanagement
• Long-term cooperation and respect for your time