Middle Mobile QA Engineer

THE PLACE ITRex - AI pioneers who build systems that actually work in the real world, not just in demos. We're 250+ people spread across the US and Europe, creating solutions for companies like P&G and Shutterstock. We keep it simple, build it right, and focus on what works. THE PEOPLE We're the kind of people who don't ignore messages in Slack, who jump in to help when you're stuck on a problem, and who offer solutions instead of blame when things go sideways. We believe in openness, accountability, and having each other's backs. No office politics, no hidden agendas - just people who care about doing good work together and supporting each other to get there. THE ROLE We are looking for a Middle Mobile QA Engineer to join a long-term product team working on a popular mobile social networking application with video streaming, messaging, and real-time interactions. You will work closely with engineering teams and the Product Owner, taking ownership of mobile and API quality across the full release cycle. Responsibilities:  Perform mobile (iOS & Android) and API testing Prepare and maintain QA documentation (checklists, test cases) Support the development team and Product Owner in all QA-related activities Work with product requirements together with the team during backlog refinement Participate in and conduct sprint demos and stakeholder demos Active participation in the Release candidates testing session and holding them while a team is responsible for the release management over the sprint Ensure product quality throughout the development lifecycle Requirements Technical Skills 3+ years of production QA experience, including experience with Mobile testing (both iOS and Android devices) and API testing Strong experience with Charles Proxy Confident use of Postman for API testing Hands-on work with Android Studio and ADB Proven ability to create and maintain QA documentation, including checklists and test cases Experience working with Jira and Confluence Business & Collaboration Excellent communication skills, both verbal and written, with an ability to convey information clearly and concisely Product-oriented and collaborative mindset, effective in Agile cross-functional environments Strong attention to detail and ownership of quality Ready to take responsibility for releases, not just test execution Self-driven and proactive, able to operate independently within a defined framework English proficiency: Upper-intermediate and above  Nice to have: Experience working with TestRail Load testing experience WEB testing experience  Localization testing Experience with app configurations Experience working with product requirements Basic knowledge or hands-on experience with Xcode Benefits Why people stay First, the foundation: Remote flexibility: Work where and how you work best - we trust you to deliver Fair compensation: Competitive salary + benefits that matter (medical, learning) Then, the growth: Ownership opportunities: See a problem worth solving? Own it. We back smart risks over bureaucratic safety AI enhancement: We leverage AI to make you faster and stronger - complementing your abilities, not replacing them Learning investment: English classes, professional development Career progression: Real paths up, not just sideways shuffling Finally, the people: Reliable teammates: No radio silence, no "not my problem" attitudes Supportive culture: When you're stuck, people help. When things break, we fix them together Human connections: Regular meetups, tech talks, and actual relationships beyond work Curious? We are too. Let's talk