Roger Espinoza Software developer
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Web and Mobile developer with 5 years of experience oriented to app development with react native. I have good knowledge of react-native, react.js, javascript, graphql, node.js best-practices, gitflow, flux. I have experience working with many libraries and services such as redux, cognito, aws, firebase, animation, and rest. I have worked in different areas like eCommerce, IoT/domotica, and logistics, i have experience to solve any question and any problem, with simulators and different examples we can review any situations and solve any doubt, related with any library, the mainly goal is achieve that the student solve all his doubts.

Subjects

  • JavaScript Beginner-Intermediate

  • React Native Beginner-Expert

Experience

  • Mobile developer (Apr, 2022–Present) at Namutek fintech
    ● I implemented many refactorings in the application with different technologies to improve performance and analytics.
    ● I corrected bugs in different features and services of app related with redux, react navigation,
    ● I implemented many features with user histories related with improve the UX, and new services and technologies.
  • Mobile developer and front end (May, 2021–Present) at Noa Experience
    ● I manage a streaming music application developed with react native I improved the performance and design of the application by changing the architecture and some technologies, improving the user experience, and increasing the number of downloads.
    ● Develop a new version of the application with a renewed design and new features in less than 3 months.
    ● I corrected and stabilized the initial version of the project for proper operation.
    ● I implement updates of the application on a continuous basis including its management in the respective app
    store/play store stores.
  • Mobile developer and front end (Jan, 2020–Jul, 2021) at Coperativa Chibuleo,
    - Made various updates to Chibuleo Business, an application and a tool for company representatives, with bug fixes or new feature implementations and deploy many releases.
    - Management of offline multimedia content and option to share.
    - I had participated in other projects on the front end for the development of interfaces

Education

  • Mobile applications with react native Certification (Jan, 2020–May, 2020) from Ieet
  • Electronica y telecomunicaciones (Feb, 2012–Mar, 2015) from Universidad de las Fuerzas Armadas ESPE

Fee details

    US$20–25/hour (US$20–25/hour)

    online

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