Flutter Developer Xebia It Architects

About Xebia It Architects

Job Description

Role & responsibilities

• Define and own the Flutter mobile app architecture, ensuring modular, maintainable, and scalable codebase aligned with project goals
• Lead the integration of Backbase Mobile SDKs (e.g., Identity, Authentication, Transactions) into Flutter through native bridges or wrappers
• Participate and lead in solution design, backlog grooming, sprint planning, and technical sessions
• Identify technical risks early and proactively propose mitigation plans (e.g., PoC, API contracts, architectural patterns)
• Ensure CI/CD pipeline readiness, quality gates, and secure mobile delivery practices are applied from day one
• Champion adherence to Backbase API specifications and design system principles wherever feasible
• Ensure all visual designs conform to API contracts and UX standards
• Guide other developers and review code for scalability, modularity, and quality

Preferred candidate profile

• 5+ years of experience in mobile development, with at least 3 years focused on Flutter
• Strong understanding of Flutter's core concepts (widgets, state management, navigation, animations)
• Solid understanding of native mobile app lifecycles (iOS and Android), SDK integration, and platform constraints
• Understanding of performance best practices, identifying bottlenecks, and optimizing app performance.
• Understanding of local storage solutions (like SQLite) for storing and managing data locally.
• Experience integrating RESTful APIs and authentication mechanisms in mobile apps
• Proven background in at least one Flutter-based production deployment at scale
• Proficiency in performance tuning, offline capabilities, local storage, threading, and security best practices
• Proficient in DevOps concepts (e.g., GitLab CI/CD, Firebase, Bitrise) and test automation for mobile
• Excellent problem-solving skills and debugging techniques across hybrid/native integrations
• Strong English communication skills (verbal and written) with ability to clearly articulate technical issues and decisions Additional Skills
• Experience with Backbase platform SDKs and digital banking implementation projects
• Experience with building apps for both Android and iOS
• Familiarity with strategies around native SDKs for use in hybrid frameworks Soft Skills
• Strong communication skills; able to operate in multi-vendor environments with accountability
• Solution-driven mindset with focus on delivery outcomes and risk mitigation
• Comfortable navigating ambiguity and proactively driving alignment across technical and delivery stakeholders