Senior Flutter Developer

Green Convenience GmbH; Remote; PLN 253,000 - 338,000; Full time

Job summary

A tech-forward company is seeking a Remote Senior Flutter Developer with 5+ years of experience in mobile development and at least 3 years working with Flutter. The developer will create cross-platform applications, ensuring integration with backend services and testing for high quality. Candidates should possess a Master's degree in Computer Science and be proficient with modern development practices such as CI/CD and API integrations. A collaborative mindset and communication skills are essential.

Benefits

Attractive salary aligned with developer benchmarks

Equity / company participation options

Flat hierarchy and fast decision-making

Long-term cooperation

100% remote work

Qualifications

• 5+ years of mobile development experience with 3+ years in Flutter.
• Degree in Computer Science or related field, Master’s preferred.
• Experience with RESTful APIs and secure data exchange.

Responsibilities

• Develop and maintain Flutter apps for iOS and Android.
• Integrate mobile apps with backend APIs ensuring secure authentication.
• Implement and maintain CI/CD pipelines for automated builds.

Skills

Flutter

Dart

API integration

CI/CD

Agile methodologies

Git

Debugging tools

Localization

Education

Master's degree in Computer Science

Tools

GCP

Firebase

Go

Kubernetes

Jira

Job description

Remote Senior Flutter Developer @ Green Convenience GmbH
Polska

Benefits:

• Attractive salary aligned with developer benchmarks
• Equity / company participation options
• Flat hierarchy, fast decision‑making, and full ownership of your work
• A transparent, collaborative, and innovation‑driven environment
• Long‑term cooperation and room for professional growth
• 100% remote work
• Modern stack: Flutter, Dart, Firebase, GCP, Go backend

Responsibilities:

• Develop, test, and maintain cross‑platform Flutter apps for iOS and Android
• Integrate mobile apps with backend APIs (GoLang), ensuring secure authentication and data flow
• Implement and maintain CI/CD pipelines for automated builds and deployments
• Collaborate with QA to ensure high‑quality, regression‑tested releases across multiple devices
• Work with product and design teams to deliver pixel‑perfect, responsive, and accessible UIs
• Participate in agile ceremonies (stand‑ups, planning, retrospectives, refinements)
• Contribute to continuous improvement of the mobile development process
• Document code, workflows, and integration points for internal knowledge sharing

Qualifications:

• Minimum 5+ years of professional mobile development experience, including 3+ years with Flutter
• Degree in Computer Science or a related technical field (Master’s preferred)
• Proven experience building and maintaining Flutter apps for iOS and Android
• Strong skills integrating RESTful APIs, handling authentication (JWT), and managing secure data exchange with backend services (GoLang)
• Proficiency with modern state‑management solutions (Provider, Riverpod, Bloc, etc.)
• Experience with CI/CD pipelines for Flutter (build automation, testing, and deployment), ideally within GCP/Kubernetes environments
• Familiarity with App Store and Google Play submission, release management, and updates
• Strong understanding of unit, widget, and integration testing; regression testing across multiple devices and OS versions
• Proficient with Git, pull requests, and collaborative workflows
• Skilled in using debugging and performance tools (e.g., Flutter DevTools)
• Experience with localization, translations, and dynamic language support in Flutter (i18n)
• Experience working in Scrum or Kanban using Jira
• Effective communicator, capable of collaborating across backend, QA, and product teams

Language: English B2–C1 required