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Jefferson O.
Mobile Engineer - iOS

Kotlin
Swift
Bio

A Mobile Developer specializing in Flutter and Swift with extensive experience in challenging tech environments. Competent in efficiently and collaboratively working in team settings, this developer is committed to establishing a distinguished career by contributing innovative ideas, solutions, and impactful projects in the workplace. Passionate about technology and software development, the aim is to become a reference point in the industry through dedication and expertise.

  • Google Maps Support
    7/2/2017 - 3/2/2018

    Gained experience in updating and managing business locations on Google Maps, ensuring accurate representation and ease of access for customers. Developed proficiency in Google My Business and associated tools to optimize listings and improve local search rankings. Acquired skills in capturing and onboarding clients for Google Ads, utilizing Google Ads platform to create targeted ad campaigns. Enhanced expertise in digital marketing strategies, keyword research, and performance analysis to boost client visibility and ad effectiveness. Employed data analytics to track performance metrics and make informed adjustments to campaigns, ultimately driving customer engagement and conversion rates.

  • Software Engineer lll
    11/1/2022 - 9/1/2023

    Developed financial applications utilizing RxSwift and the VIPER architecture, demonstrating expertise in design patterns. Ensured high-quality code through extensive use of Quick and Nimble for testing frameworks.

  • iOS Developer
    3/1/2022 - 11/1/2022

    Developed proficiency in iOS mobile application development using Swift. Demonstrated technical expertise in creating performance-focused, user-friendly mobile applications tailored to meet specific business requirements. Utilized advanced features of Swift to enhance app functionalities, ensuring smooth and efficient operation. Implemented robust error handling and debugging processes, significantly improving app stability and user experience. Leveraged various iOS frameworks and libraries to streamline development processes and integrate complex features. Conducted thorough testing and optimization to ensure applications met high standards of quality and performance.

  • Junior iOS Developer
    6/1/2021 - 3/1/2022

    Gained extensive experience in developing mobile applications for iOS using Swift. Expertise was demonstrated in creating robust and user-friendly applications with a focus on performance and design. Utilized frameworks such as UIKit and SwiftUI to build intuitive user interfaces. Engaged in thorough testing and debugging using Xcode’s built-in tools to ensure high-quality deliverables. Additionally, skills were honed in interfacing with RESTful APIs and handling JSON data for dynamic content. Employed version control systems, such as Git, for collaborative code management and efficient project progression.

  • Junior Android Developer (Self-Employed)
    2/2/2021 - 5/2/2021

    Developed proficiency in Android application development using the Kotlin language, targeting both cell phones and SmartWatches. Gained extensive experience in creating responsive and user-friendly interfaces that leverage Kotlin’s concise syntax and safety features to enhance functionality and performance across multiple device types. Demonstrated the ability to integrate core Android APIs effectively, utilize libraries such as Retrofit and Room, and comply with Material Design guidelines to ensure a cohesive and engaging user experience. Enhanced technical expertise in managing various screen sizes and device configurations, optimizing for different hardware capabilities.

  • Junior Developer Analyst
    10/2/2020 - 2/2/2021

    Led the development and implementation of software, developing proficiency in JavaScript, React, and Redux. Leveraged extensive experience in Node.js, Express, and RESTful APIs to build scalable applications. Expertise in database management demonstrated through extensive work with MySQL and MongoDB. Utilized Docker for containerization and Kubernetes for orchestration, ensuring seamless deployment and scalability. Maintained collaborative codebase using Git, GitHub, and Bitbucket. Implemented automated testing with Jest and Selenium, enhancing software quality and reliability. Developed strong problem-solving abilities and continuous integration/continuous deployment (CI/CD) practices using Jenkins and Travis CI.

  • Analysis and Development of Systems at Anhembi Morumbi University
    2020 - 2022

  • Java Full Stack Development at Generation Brazil
    2020 - 2020

  • Front End Development at Arbyte
    2020 - 2020

  • JavaScript and HTML at Alura
    6/2/2020

  • Certificate of Fundamentals of HTTP at Alura
    6/2/2020

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