
Real job — pulled straight from Qualysoft’s careers page · Verified October 22, 2026 · No reposts.
Job description
Qualysoft is hiring a Senior Mobile Engineer — a full-time, based in Bucharest role. Apply directly on Qualysoft's careers page below.
Senior Mobile Engineer
Team: Software Development
Location: Bucharest
Workplace Type: hybrid
Responsibilities
• Define and evolve mobile application architecture, including navigation, state management, and reusable
components.
• Integrate mobile applications with REST APIs and backend services
• Implement authentication, authorization, secure data storage, and session management.
• Develop features using native capabilities such as location, camera, push notifications, and device storage.
• Handle offline scenarios, caching, and data synchronization.
• Optimize application performance, stability, and resource usage.
• Troubleshoot and resolve defects, crashes, and platform-specific issues.
• Write and maintain unit and UI tests.
• Lead code reviews and contribute to mobile coding standards and best practices.
• Use GitHub Copilot and other approved AI-assisted development tools to improve productivity, while ensuring
code quality and correctness.
• Mentor mid-level and junior developers and collaborate with Product, QA, and Backend teams.
Qualifications
• Practical experience with Expo and the Expo ecosystem.
• Very good knowledge of JavaScript and TypeScript.
• Good understanding of React concepts, hooks, component architecture, and state management (e.g. Redux
Toolkit, Zustand, React Query).
• Experience with mobile navigation, local storage, and asynchronous data handling.
• Good understanding of iOS and Android platform differences and the mobile application lifecycle.
• Experience integrating with REST APIs and implementing authentication and secure storage.
• Experience with debugging and performance optimization of mobile applications.
• Experience with mobile testing tools (e.g. Jest, React Native Testing Library).
• Practical experience using GitHub Copilot or similar AI-assisted development tools, while maintaining
responsibility for code quality and correctness.
• Experience with Git and code review processes.
• Good communication, collaboration, and mentoring skills
*We are an equal opportunity employer and value diversity. All employment decisions are made without regard to age, gender, disability, race, ethnicity, religion, sexual orientation, or any other protected characteristic. We encourage applicants from all backgrounds to apply.*
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Frequently asked questions
What skills are required for Senior Mobile Engineer at Qualysoft?
The required skills for Senior Mobile Engineer at Qualysoft include: React Native, JavaScript, TypeScript, React, REST, Git, Jest.
What is the seniority level for Senior Mobile Engineer at Qualysoft?
Senior Mobile Engineer at Qualysoft is a Senior level position.
How do I apply for Senior Mobile Engineer at Qualysoft?
You can view the full description and apply for Senior Mobile Engineer at Qualysoft on EchoJobs: https://echojobs.io/job/qualysoft-senior-mobile-engineer-vppp9.