Flutter Developer

Xflow

Flutter Developer at X-FLOW developing Happy Color and new projects. Focus on high-quality applications, performance, and collaboration with designers and backend engineers.

Posted 6/14/2026full-timeRemote • 🇮🇳 IndiaMid-LevelSeniorWebsite

Tech Stack

Tools & technologies

AndroidDartFirebaseFlutteriOS

About the role

Key responsibilities & impact

Develop and maintain high-quality Flutter applications with a focus on performance, stability, and clean architecture
Implement adaptive, responsive UI and complex animations with pixel-perfect precision
Design modular and testable architectures
Identify and fix performance bottlenecks (scrolling, rendering, rebuilds)
Collaborate closely with designers and backend engineers to deliver smooth UX across iOS and Android
Continuously improve code quality through reviews, refactoring, and automated testing

Requirements

What you’ll need

4+ years of Flutter/Dart experience with solid understanding of widget lifecycle, state management, and animation system
Strong knowledge of Flutter SDK (animations, adaptive UI, rendering, performance tuning)
Proficiency in Dart (async programming, isolates, generics, mixins)
Experience building custom UI components, pixel-perfect layouts, and smooth 60/120 FPS animations
Deep understanding of Bloc / Cubit / Provider and clean architectural principles (SOLID, Clean Architecture)
Hands-on experience with Flutter DevTools for performance profiling and optimization (scroll, rebuilds, memory)
Ability to integrate Firebase, analytics, in-app purchases, and push notifications
Understanding of Android/iOS ecosystems and platform channels for native integrations
Experience writing and maintaining unit and integration tests
Russian - C1/higher, English - B1+

Benefits

Comp & perks

Competitive salary and benefits package
Opportunity to work with a talented and passionate team in a creative and dynamic environment
Flexible working hours and remote/office work options
Career growth and professional development opportunities
A fun and inclusive company culture that celebrates diversity and creativity

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools

FlutterDartwidget lifecyclestate managementanimation systemperformance tuningBlocCubitProviderunit testing

Soft Skills

collaborationcode quality improvementrefactoringautomated testing