Qualysoft

Senior Mobile Engineer

Qualysoft
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1 day ago
Bucharest, RomaniaSenior

Responsibilities

  • Design, develop, test, and maintain cross-platform mobile applications using React Native and Expo.
  • Define and evolve mobile architecture, including navigation, state management, and reusable components.
  • Integrate applications with REST APIs and backend services, including authentication, authorization, secure storage, and session management.
  • Implement native capabilities such as location, camera, push notifications, and device storage.
  • Handle offline scenarios, caching, and data synchronization.
  • Optimize mobile application performance, stability, and resource usage.
  • Troubleshoot 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 while ensuring code quality and correctness.
  • Mentor mid-level and junior developers and collaborate with Product, QA, and Backend teams.

Requirements

  • At least 6 years of professional software development experience, including at least 4 years with React Native.
  • 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 tools such as Redux Toolkit, Zustand, and 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 REST APIs and implementing authentication and secure storage.
  • Experience debugging and optimizing mobile application performance.
  • Experience with mobile testing tools such as Jest and 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.

Benefits

  • Premium medical package.
  • Lunch tickets and Pluxee Card.
  • Bookster subscription.
  • 13th salary and yearly bonuses.
  • Enterprise job security with a startup mentality, international exposure, and a flat hierarchy.
  • Supportive culture with ownership, autonomy, work-life balance, colleagues, and team events.
  • Flexible working program and openness to remote work.
  • Employees can help shape benefits, tools, team events, and internal practices.
  • International software development opportunities and flexibility to choose projects aligned with career goals.
  • Access to Pluralsight, Udemy, Microsoft, and Google Cloud learning platforms, courses, and certifications.
  • Mentorship programs, certifications, and professional development opportunities.

Tech Stack

Categories

Mobile
Qualysoft

About Qualysoft

201-500 employees

Qualysoft is a Vienna-headquartered IT services firm founded in 1999 that delivers CRM/ERP consulting, custom software development, test automation, integration, and application management for enterprises. It works on a project and managed-services basis across Central and Eastern Europe, supporting digitalization and data/BI initiatives. Privately held, the company serves clients in multiple industries.

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