Senior Flutter Developer @ Spyrosoft

Spyrosoft; Warszawa; Remote; PLN 80,000 - 120,000; Full time

Job summary

A technology company is seeking an experienced Senior Flutter Developer to join a project enhancing pre-school education in the US. You will develop and maintain applications using Flutter in a collaborative international environment. Ideal candidates have 4+ years in mobile app development, a strong grasp of software patterns, and fluency in English. Benefits include a sport subscription, training budget, private healthcare, and a modern office environment.

Benefits

Sport subscription

Training budget

Private healthcare

Flat structure

International projects

Free coffee

Bike parking

Playroom

Shower

In-house trainings

Modern office

Startup atmosphere

No dress code

Qualifications

• 4+ years of professional experience in mobile application development, particularly with Flutter.
• Strong understanding of software design patterns.
• Experience with REST API/JSON integrations.
• Experience with CI/CD tools.
• Fluency in English at C1 level.

Responsibilities

• Develop and maintain mobile and web applications using Flutter (Dart, Flutter SDK).
• Implement design systems and component libraries in Flutter for both iOS/iPad and web platforms.
• Work with state management solutions (Provider, BLoC) and apply SOLID principles in daily development.
• Integrate REST APIs/JSON and work with CI/CD pipelines.
• Collaborate effectively in an agile, international environment.

Skills

Flutter

Software design patterns

REST API/JSON integrations

CI/CD tools

Fluency in English (C1)

Tools

AWS Cloud services

GitLab

Job description

Senior Flutter Developer @ Spyrosoft
Warszawa
Warsaw, Masovian Voivodeship, Polska

We are seeking an experienced Senior Flutter Developer to join a project for one of the largest foundations in the field of pre‑school education in the US. You will play a key role in building a brand‑new platform from the ground up, working closely with an international team.

Additional Information

• You will collaborate closely with a US‑based team. Availability for overlap with US Pacific Time working hours (10:00–14:00 PST).
• Ability to provide a no‑criminal‑record certificate.

Requirements

• 4+ years of professional experience in mobile application development, particularly with Flutter.
• Strong understanding of software design patterns.
• Experience with REST API/JSON integrations.
• Experience with CI/CD tools.
• Fluency in English at C1 level.
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Nice to Have

• Experience with Flutter Web.
• Experience with AWS Cloud services (e.g., Amplify).
• Experience using GitLab.

Key Responsibilities

• Develop and maintain mobile and web applications using Flutter (Dart, Flutter SDK).
• Implement design systems and component libraries in Flutter for both iOS/iPad and web platforms.
• Work with state management solutions (Provider, BLoC) and apply SOLID principles in daily development.
• Integrate REST APIs/JSON and work with CI/CD pipelines.
• Collaborate effectively in an agile, international environment.

Benefits

• Sport subscription.
• Training budget.
• Private healthcare.
• Flat structure.
• International projects.
• Free coffee.
• Bike parking.
• Playroom.
• Shower.
• In‑house trainings.
• Modern office.
• Startup atmosphere.
• No dress code.