Senior Flutter Engineer: Cross-Platform Mobile Architect

Nortal; Kraków; Hybrid; PLN 180,000 - 260,000; Full time

Benefits offered by this job

Paid vacation

National holidays

Health care

Mental health support

Learning platform

English lessons

Benefits budget

8‑hour workday

Hybrid work

Team events

Job summary

Nortal in Kraków is seeking a Senior Flutter Software Engineer to join a product-focused team building modern mobile applications for a large international customer base. You will design, develop, and maintain cross‑platform apps with Flutter, mentor engineers, contribute to architecture decisions, CI/CD, testing, and quality initiatives in an Agile environment.

Collaborate with product managers, designers, backend and QA to deliver customer-focused solutions, while continuously improving

Qualifications

• 8+ years of professional software engineering experience.
• 3+ years of hands-on Flutter development experience.
• Strong knowledge of Dart and the Flutter ecosystem.
• Experience delivering production-grade applications for iOS and Android.
• Solid understanding of software architecture and design patterns.
• Experience with state management solutions such as Bloc, Cubit, Provider, or Riverpod.
• Experience integrating REST APIs and third-party services.
• Strong understanding of mobile app lifecycle and release processes.
• Experience with automated testing and quality assurance practices.
• Proficiency with Git and modern development workflows.
• Excellent communication skills and ability to work in distributed teams.
• Upper-intermediate or higher level of spoken and written English.

Responsibilities

• Design, develop, and maintain cross-platform mobile applications using Flutter.
• Build reusable, scalable, and maintainable software components.
• Collaborate with product, design, backend, and QA teams to deliver customer-focused solutions.
• Participate in technical design discussions and architecture decisions.
• Write clean, well-tested, and maintainable code.
• Perform code reviews and support engineering quality initiatives.
• Optimize application performance, stability, and user experience.
• Contribute to CI/CD pipelines and release processes.
• Investigate and resolve complex production issues.
• Mentor other engineers and contribute to a strong engineering culture.

Skills

Flutter development

Dart

REST API integration

Git & CI/CD

English communication

Distributed teams

Tools

Git

CI/CD tools

Job description

Nortal in Kraków is seeking a Senior Flutter Software Engineer to join a product-focused team building modern mobile applications for a large international customer base. You will design, develop, and maintain cross‑platform apps with Flutter, mentor engineers, contribute to architecture decisions, CI/CD, testing, and quality initiatives in an Agile environment.

Collaborate with product managers, designers, backend and QA to deliver customer-focused solutions, while continuously improving