Giovanni Lerma Suarez Email & Phone Number

Colombia

Colombia

Colombia

Senior Mobile developer who helped in the process of a white-label Flutter app, with the main object of payments and invoices, making it possible to pay by cash, card, and automatic payment.· Designed and implemented a scalable architecture using the· Bloc pattern, facilitating easy maintenance and feature expansion.· Achieved a significant reduction in app startup time and improved UI responsiveness by optimizing widget rebuilds and reducing the app’s memory footprint.·… Show more Senior Mobile developer who helped in the process of a white-label Flutter app, with the main object of payments and invoices, making it possible to pay by cash, card, and automatic payment.· Designed and implemented a scalable architecture using the· Bloc pattern, facilitating easy maintenance and feature expansion.· Achieved a significant reduction in app startup time and improved UI responsiveness by optimizing widget rebuilds and reducing the app’s memory footprint.· Developed custom UI components and animations that enhanced user engagement and satisfaction.· Implemented a CI/CD pipeline using GitHub Actions, automating the build, test, and deployment processes, leading to faster and more reliable releases.· Integrated biometric authentication and data encryption, ensuring user data protection and compliance with industry standards. Show less

Colombia

Senior Mobile developer at an e-commerce company focused on Colombian products, such as sweatshirts and t-shirts. Responsible for app creation and support.· Development in Java and Kotlin, with a focus on the MVVM architecture.· Implementation of concurrency patterns, such as Coroutines.· Experience with CI/CD using Jenkins.· Repository management on BitBucket, GitHub, and GitLab.· Use of Firebase for mobile development.· Application of dependency injection with Hilt… Show more Senior Mobile developer at an e-commerce company focused on Colombian products, such as sweatshirts and t-shirts. Responsible for app creation and support.· Development in Java and Kotlin, with a focus on the MVVM architecture.· Implementation of concurrency patterns, such as Coroutines.· Experience with CI/CD using Jenkins.· Repository management on BitBucket, GitHub, and GitLab.· Use of Firebase for mobile development.· Application of dependency injection with Hilt and Dagger.· Optimization with Data Binding.· Integration of web services using Retrofit.· Adherence to SOLID principles.· Utilization of Android Jetpack (Room and Compose).· Communication with external servers through· REST API and Retrofit.· Support and creation of the app in Swift(iOS). Show less

Colombia

I collaborated in the development of the client application TodayTixGroup, which is dedicated to purchasing tickets for events such as musicals and theaters. My contribution included:· Improved English skills with a 70% increase in proficiency.· Support and improvement of the TodayTixGroup application.· Programming in Java and Kotlin.· Implementation of the MVVM architecture.· Using dependency injection with Hilt.· Using the Data Binding library.· Experience with… Show more I collaborated in the development of the client application TodayTixGroup, which is dedicated to purchasing tickets for events such as musicals and theaters. My contribution included:· Improved English skills with a 70% increase in proficiency.· Support and improvement of the TodayTixGroup application.· Programming in Java and Kotlin.· Implementation of the MVVM architecture.· Using dependency injection with Hilt.· Using the Data Binding library.· Experience with Android Jetpack (Room, Compose).· Integration of web services through Retrofit for REST API. Show less

Bogotá, Distrito Capital, Colombia

I contributed to the development of the Daviplata application, where I added new functionalities and fixed errors. My experience covers:· I worked at a financial technology company that supports applications such as Daviplata, Tuya, Canatrac, RBM, among others, by modifying and creating code following best programming practices.· Use of MVVM and MVP architectures.· Programming in Java and Kotlin.· Consumption of Firebase services.· Implementation of concurrency design… Show more I contributed to the development of the Daviplata application, where I added new functionalities and fixed errors. My experience covers:· I worked at a financial technology company that supports applications such as Daviplata, Tuya, Canatrac, RBM, among others, by modifying and creating code following best programming practices.· Use of MVVM and MVP architectures.· Programming in Java and Kotlin.· Consumption of Firebase services.· Implementation of concurrency design patterns with Coroutines.· Continuous integration and continuous delivery (CI/CD) using Jenkins.· Initial contracting through Periferia IT Group, and subsequent direct contracting with Valid.· Communication with external servers through REST API and Retrofit. Show less

Bogotá, Distrito Capital, Colombia

Bogotá D.C., Colombia

I contributed to the development of the Daviplata application, where I added new functionalities and fixed errors. My experience covers:· I worked at a financial technology company that supports applications such as Daviplata, Tuya, Canatrac, RBM, among others, by modifying and creating code following best programming practices.· Use of MVVM and MVP architectures.· Programming in Java and Kotlin.· Consumption of Firebase services.· Implementation of concurrency design… Show more I contributed to the development of the Daviplata application, where I added new functionalities and fixed errors. My experience covers:· I worked at a financial technology company that supports applications such as Daviplata, Tuya, Canatrac, RBM, among others, by modifying and creating code following best programming practices.· Use of MVVM and MVP architectures.· Programming in Java and Kotlin.· Consumption of Firebase services.· Implementation of concurrency design patterns with Coroutines.· Continuous integration and continuous delivery (CI/CD) using Jenkins.· Initial contracting through Periferia IT Group, and subsequent direct contracting with Valid.· Communication with external servers through REST API and Retrofit. Show less

Medellin, Antioquia, Colombia

I led the development of an Android application and its corresponding backend. My responsibilities included:· Creation of routes to track clients and users using geolocation on maps.· Implementation of the MVVM architecture.· Programming in Kotlin and Java.· Consumption of Firebase services.· Dependency injection with Dagger.· Communication with external servers through REST API and Retrofit.· Identification and solution of errors in the application.

Bogotá D.C., Colombia

I collaborated on various applications similar to Uber, which involved users and drivers, as well as on an exercise application.Notable achievements:· Add new features.· Resolve errors in applications.· Work with the MVP architecture.· Programming in Java and Kotlin.· Integration of web services through REST API using Volley and Retrofit.

Bogotá D.C., Colombia

I implemented the MVC architecture and participated in developing applications for food ordering and mathematical calculations for an oil company.

Bogotá D.C., Colombia