Jorge Greñas
About
Detail
Mobile Developer
Bogota D.C., Colombia
Contact Jorge regarding:
Flexible work
Starting at
USD25/hour
Résumé
Jobs
verified_user
12% verified
- FSenior Flutter DeveloperFamososcomJan 2022 - Current (4 years 4 months)- Celebrities (For Celebrities): Developed an app featuring video calling, video recording with filters, photo shooting with filters, stats display, and multimedia chats. - Famous (For Users): Developed an app with video calling, in-app purchases, multimedia visualization, and multimedia chats. - In both cases, I was responsible for the full app lifecycle, including creating new versions, providing ongoing support, integrating new features, updating outdated code, and ensuring compliance with Apple and Google app store policies and internationalization. - Led the definition of the app architecture, ensuring both projects were scalable and maintainable while keeping the codebase testable. - Reduced load times significantly by using Flut
- FFlutter DeveloperFamososcomJan 2022 - May 2022 (5 months)
Mobile leadFamosos.comJan 2022 - Feb 2025 (3 years 2 months)- TMobile leadTecnologia SostenibleApr 2021 - Jan 2023 (1 year 10 months)
- TFlutter DeveloperTecnososApr 2021 - Jan 2022 (10 months)-Led the development of a cross-platform application using a unified codebase for Web, Android, and iOS, incorporating Flutter, Firebase, Google Maps, Localization, and integration with external payment gateways. -Acted as team leader, managing and coordinating the work of 2 Flutter developers. Defined tasks, estimated deadlines, and conducted live coding sessions to address technical challenges and guide the team effectively. -Designed the project architecture, implemented bug mitigation strategies, and established efficient CI/CD platforms. -Collaborated closely with the QA team to ensure high product quality at every stage of development. -Integrated corporate APIs and worked with external platforms to achieve seamless and effective
- Flutter/Dart Developer public Remote experienceCalm ExpertsFeb 2021 - Apr 2021 (3 months)- Multimedia editing system (Flutter Desktop) - Drawing and object design system (Flutter Mobile) - App Backend (Dart, Google Cloud Console)
- TSoftware Developer, Mobile DeveloperTiming ReadyJul 2019 - Oct 2022 (3 years 4 months)- Led the development of a Flutter application for iOS and Android platforms, delivering real-time sports event results powered by TimingReady. - Adapted the software to seamlessly send results through our platform, integrating with the RaceResult API. - Integrated APIs generated by Drupal, ensuring smooth data flow and synchronization between platforms. - In addition to adapting results to be compatible with the UCI (Union Cycliste Internationale).
- Desarrollador Flutter verified_user Verified experienceTimingReady S.A.SJun 2019 - Current (6 years 11 months)- Encargado del desarrollo de la aplicación del empresa centrada en la muestra de resultados de carrera en tiempo real. Además de brindar asistencia técnica en los diferentes softwares utilizados por él.
- FFreelanceFrelanceFeb 2018 - Jul 2019 (1 year 6 months)- Point of sale for small stores (Java, Python, sql) - Comic reading App (Flutter Mobile) - Private whatsapp chat app (Flutter Mobile) - Vehicle tracking App (Flutter Mobile)
Education
verified_user
0% verified
- Curso Flutter AvanzadoPlatziOct 2019
- Curso FlutterPlatziJul 2019
- Curso DartPlatziMay 2019
- CCurso Flutter por Fernando Herrera.Apr 2018
- IIngeniería de SistemasMar 2018 - Mar 2019 (1 year 1 month)
Projects (professional or personal)
verified_user
25% verified
- MMarvel Comics InfoOct 2020 - Current (5 years 7 months)
- PokeAppPersonalAug 2020 - Current (5 years 9 months)- Desarrollo unicamente
- TimingConceptPersonalJul 2019 - Current (6 years 10 months)- Crear UI y desarrollar la app(Proyecto obsoleto)
- PProgramacion de Aplicaciones Moviles verified_user Verified experiencePrivada, Personal- Profesor de Dart y Flutter