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Kirill Laptii
Flutter Developer

Ukraine

Remote / Office

[open contact info](look above in the "contact info" section) | Kirill Laptii | LinkedIn

[open contact info](look above in the "contact info" section)

Summary

Flutter Developer with 2+ years of commercial experience in cross-platform mobile
development.
Always focus on clean architecture, maintainable code, and scalable UI.
Experienced in building real-world applications with Flutter, Firebase, and REST APIs.
Comfortable working in fast-paced environments, collaborating with designers and backend
engineers, and taking ownership of features from idea to release.

Core Skills

● Flutter / Dart
● Clean Architecture, SOLID, OOP
● State Management: Provider, Riverpod, Bloc (basic)
● Firebase: Auth, Firestore, Cloud Functions, Push Notifications
● Git, Git Flow
● CI basics, build & release to Google Play
● Pixel-perfect UI from Figma
● Async programming, Streams (basic Rx concepts)
● Prepared and published application builds to Google Play and App Store
● API Integration:
○ • REST APIs
○ • JSON
○ • Authentication (JWT / API keys)
○ • Error handling
○ • Pagination

Professional Experience

Flutter Developer
Commercial & Freelance Projects
2023 - Present

● Developed and maintained cross-platform mobile applications using Flutter.
● Implemented clean and scalable architecture (presentation, domain, data layers).
● Built a complex UI with adaptive layouts and pixel-perfect implementation from Figma.
● Integrated REST APIs, handled authentication flows and error states.
● Worked with Firebase services: Authentication, Firestore, Push Notifications.
● Used Riverpod for state management.
● Improved app stability and performance through refactoring and optimization.
● Prepared and published application builds to Google Play.

Projects

Fitness Mobile Application (Flutter)

● Complex exercise catalog with muscle group visualization

● Multi-language support (EN / RU / UA / PT-BR)

● Custom UI components with SVG muscle highlighting

● State management using Riverpod

● Optimized performance for large datasets

Web Text Editor (Flutter, Quill-based)

● Web-based rich text editor built on Quill
● Support for formatted text, headings, lists, and inline styles

● Custom toolbar configuration and editor extensions

● Focus on usability

Other Flutter Applications

● CRUD-based applications with RESTful backend integration

● Firebase-based authentication and push notifications

● Modular architecture focused on testability and code reuse

Education

Self-educated Flutter Developer
Continuous learning through documentation, real projects, and practice.

Languages

● English - Intermediate (B1-B2)
● Russian / Ukrainian - Native

Additional

● Strong problem-solving mindset
● Clear communication
● High level of ownership
● Fast learner, comfortable with new tools and domains