Software Engineer - Full Stack

We are seeking a Senior Full Stack Engineer to help build the next generation of a mission-critical flight management system that delivers aeronautical charts and navigation databases to the general and business aviation market. The system is evolving into a modern, reliable, multi-platform experience that lets aviation customers purchase, manage, download and load avionics data wherever they operate, including directly at the aircraft. This role is ideal for an experienced full-stack product engineer who can work across desktop and mobile applications and modern cloud-native backend services, strengthening a high-impact aviation platform that keeps aircraft data current, compliant and ready to fly.

Responsibilities

• Solid experience developing and modernizing production software across applications and backend services in cloud environments, with a strong focus on cloud-native solutions built on AWS.
• Strong background in backend development using Java and Spring Boot, including familiarity with cloud-native architecture patterns and common operational practices (observability, scalability, security, resilience).
• Hands-on experience building user-facing applications with modern frontend frameworks such as Angular and/or React.
• Practical experience developing cross-platform desktop and mobile applications (Windows, iOS, Android) using native, cross-platform or modern frontend technologies.
• Experience using AI-assisted development tools (e.g. Claude, Codex or similar) to support development, testing and code review.

Nice to have

• Background in aviation, navigation data, regulated or other mission-critical software environments

Requirements

• Develop and modernize desktop, mobile and AWS cloud hosted backend capabilities for a mission critical flight management system.
• Help design scalable, resilient end to end architecture across applications, backend services, cloud infrastructure and avionics data workflows.
• Build and enhance desktop and mobile application workflows using native, cross platform or modern frontend technologies.
• Develop and improve cloud native backend services, integrations, automated jobs and operational workflows used by client applications.
• Improve architecture, reliability, performance, maintainability, CI/CD, monitoring, high availability, disaster recovery and production support practices.
• Use AI augmented development tools (e.g. Claude, Codex or similar) to support design, implementation, debugging, testing, refactoring and code review while maintaining code quality, security and human accountability.

Benefits

• Location: Gdańsk Przymorze
• Work model: flexible work model adjusted to your needs and preferences.
• Employment type: B2B contract via KUBO or UoP
• Salary: competitive salary adjusted to your experience
• Benefits: life insurance, private healthcare, Multisport card, and development support (co-funding of cloud certification exams).