Development, maintenance, and optimization of mobile applications with Flutter and Dart – from implementing features to sustainably improving existing codebases
Active participation in technical concepts and architectural decisions, as well as advancing our mobile stack including development standards, processes, and workflows
Assessment and evaluation of technology options (e.g., Flutter vs. native approaches, Kotlin Multiplatform) – both internally and in technical client consulting on architecture, platform strategy, and feasibility
Conducting code reviews and ensuring long-term code quality
Evaluating and integrating new technologies – including AI-assisted development tools (e.g., Copilot, Cursor, Claude) and actively transferring knowledge to the team

Several years of professional experience (at least 3 years) in software development within the mobile domain
Strong proficiency in Dart and Flutter and experience with multiple production Flutter projects
Understanding of modern app architectures and Clean Code and Clean Architecture principles (SOLID, repository pattern, domain-driven design)
Experience with common Flutter ecosystems, e.g., state management and dependency injection (e.g., Riverpod), HTTP communication, and local data storage
Experience with CI/CD pipelines, reproducible builds, and integrating external services and backends (e.g., Firebase or Appwrite)
Ability to contextualize Flutter among platform alternatives (Kotlin Multiplatform, Swift/SwiftUI, React Native) and provide well-founded technology recommendations
Experience with agile methods (Scrum/Kanban), strong communication skills, team spirit, and willingness to actively share knowledge
Consulting skills and the ability to act as a technical point of contact in client projects
Analytical mindset, structured working style, and commitment to continuous personal development
Business-fluent German and English

Varied tasks across diverse, meaningful projects
Room for innovation: actively shape our tech stack, processes, and the introduction of new technologies
Modern work environment with flexible location within Germany (100% remote possible)
Trusted working hours and flat hierarchies
30 days of vacation
Company pension plan and private supplementary health insurance
Dog-friendly office in the heart of Hamburg
Fresh fruit, muesli bar, complimentary drinks – plus PlayStation & foosball table
Lease bikes and Germany public transport ticket when you work regularly from the office
Regular team events, summer parties, and Christmas celebrations

Senior Software Developer, Flutter

Key skills