Leonardo Molleker

Senior Flutter Developer with 5+ years of professional mobile development experience, all of it in Flutter and Dart, building production apps for banking and enterprise clients. Architects, develops and maintains complex Flutter applications from conception through deployment, translating UI/UX designs into pixel-perfect, responsive code. Strong in state management (BLoC, Cubit, Provider, Riverpod), clean architecture, RESTful API integration and automated testing (unit, widget and integration tests).

Experienced in performance profiling, debugging and native Android/iOS integrations. Contributes to code reviews and mentors developers on Flutter best practices.

Sr. Software Engineer (Flutter / React) at GlobalLogic (2025-10 – Present)

• Led the architectural restructuring of a Flutter application, applying clean architecture, design patterns and coding standards that significantly improved maintainability and performance.
• Own new features end to end as primary developer, from technical design to deployment, aligned with the product roadmap.
• Troubleshoot and debug complex production issues using performance profiling, keeping the production environment free of critical failures.
• Contribute to code reviews to enforce coding standards and best practices; adopted React alongside Flutter as business needs evolved.

Ssr. Flutter Developer at Mobile Computing (2024-08 – 2025-10)

• Designed and developed new features for a major Argentine bank's Flutter mobile app, using BLoC/Cubit state management and RESTful API integrations.
• Translated UI/UX designs into pixel-perfect, responsive screens, participating from requirements gathering and UI/UX definition to production deployment.
• Wrote unit, widget and integration tests to ensure quality and stability in a highly regulated banking environment.
• Collaborated with cross-functional teams (design, QA, backend) to deliver features that met strict client specifications.

Flutter Developer (Trainee to Semi-Senior) at Globant (2021-08 – 2024-08)

• Designed and built complex Flutter mobile and web applications following rigorous technical requirements and industry regulations.
• Integrated backend REST APIs and third-party services, and implemented native Android/iOS integrations where required.
• Modernized legacy code by reviewing, modularizing and refactoring it to current Flutter best practices, improving functionality.
• Ensured quality through automated testing and debugging, delivering stable, high-quality releases.
• Mentored interns and new developers on Flutter, Dart, state management and professional development standards.

Associate Degree in Computer Application Development – UNICEN – Universidad Nacional del Centro de la Provincia de Buenos Aires (2019 – 2020)