Senior Mobile QA for IoT — Remote & Flexible Freelance Path

intent sp. z o.o.; United States; Remote; USD 32,000 - 46,000; Full time

Benefits offered by this job

Flexible hours

Fully remote

Pet-friendly Warsaw office

Gdansk coworking

Knowledge sharing

Training budget

Saltus medical care

Leave and sick days (26 days + 10 sick

Permanent contract path

Job summary

intent sp. z o.o. is seeking a Senior QA Engineer for freelance, time & material work on real client projects.

The first three months assess fit; successful collaboration opens a path to a permanent contract with full benefits. The team is 60+ and fully remote, testing a mobile app that talks to firmware over BLE, across wearables and smart devices. You’ll join a company with a strong client base (US-focused) and a culture of ownership, curiosity, and practical QA that affects product

Qualifications

• 4+ years of professional mobile QA experience.
• Proven experience testing IoT systems: wearables, consumer devices, or connected audio.
• Familiarity with IoT protocols: Bluetooth, BLE, NFC, Wi‑Fi, Thread.
• Hands-on with test case management tools (TestRail, Qase) and the Atlassian stack.
• Solid QA fundamentals: test design, risk assessment, exploratory testing.
• English at B2+, written and spoken.
• Precision, curiosity, patience, and perceptiveness.

Responsibilities

• Compatibility testing: ensure devices, sensors, gateways, protocols, and platforms work together.
• Functional testing: data collection, storage, processing, real-time monitoring, control, integrations.
• Performance testing: behavior under workloads, networks, and physical conditions.
• Security testing: vulnerabilities in devices, communication protocols, transmission, storage, access, auth.
• Mentor less experienced testers and raise QA standards.
• Participate in requirement discussions and daily calls; flag inconsistencies early.
• Share knowledge inside QA chapter and across the company.
• Use AI tools as part of daily workflow, not just as a gimmick.

Skills

Mobile QA

IoT testing

TestRail/Qase

Atlassian stack

QA fundamentals

English B2+

Curiosity and patience

Self-reliance

Initiative

Team engagement

Education

ISTQB Foundation or higher

Tools

TestRail

Qase

Atlassian stack

Job description

intent sp. z o.o. is seeking a Senior QA Engineer for freelance, time & material work on real client projects.

The first three months assess fit; successful collaboration opens a path to a permanent contract with full benefits. The team is 60+ and fully remote, testing a mobile app that talks to firmware over BLE, across wearables and smart devices. You’ll join a company with a strong client base (US-focused) and a culture of ownership, curiosity, and practical QA that affects product