Senior / Lead Mobile Developer (Flutter)

co.brick

Poland · Full-time · Mid-Senior

We’re looking for a Senior / Lead Flutter Developer to take ownership of mobile app development — from architecture and clean code implementation to performance optimization and release management.

You’ll work closely with product managers, designers, and backend engineers to create seamless, scalable, and visually refined mobile experiences that reach users across multiple platforms.

Oferujemy

fully remote work
long-term B2B cooperation
flexible working hours
rate: 140-160zł/h net

Obowiązki

You Will Be

designing, developing, and maintaining cross-platform mobile applications using Flutter,
implementing best practices for clean, reusable, and maintainable code,
optimizing app performance for various devices and screen sizes,
collaborating with product managers, designers, and backend engineers to define requirements and deliver exceptional user experiences,
integrating APIs and ensuring smooth data flow, as well as implementing third-party libraries, tools, and SDKs,
applying knowledge of design patterns, SOLID principles, and general software engineering best practices.

Wymagania

We’re Looking For Someone With

6+ years of experience in mobile app development,
3+ years of hands-on experience with Flutter and Dart,
strong understanding of mobile design patterns (BLoC, Provider, Riverpod, MVVM, etc.),
experience with state management, asynchronous programming, and app lifecycle,
solid knowledge of mobile architecture, RESTful APIs, and JSON,
experience deploying apps to the App Store and Google Play,
English at a B2+ level
Nice to have

experience integrating with Firebase, GraphQL, or cloud platforms (AWS, GCP, Azure),
knowledge of native Android (Kotlin) or iOS (Swift) development,
experience with performance optimization and mobile security,
familiarity with modular architecture or multi-package projects,
previous experience as a tech lead or team mentor.

Key Skills

Ranked by relevance

flutter design patterns mobile design restful apis firebase graphql android kotlin swift cloud dart aws gcp ios

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Country Guide

Poland

Fast-growing Central European IT hub

Posted: Oct 29, 2025
Type: Full-time
Level: Mid-Senior
Location: Gliwice
Company: co.brick

Industries

Software Development