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David Morales RobainaDM

David Morales Robaina

FE Mobile developer - React Native

€175/day
Las Palmas de Gran Canaria, ES
3-7 years
React Native
Typescript
GraphQL
Node.js

Average response time: 1 hour

Freelancer profile translated to English.
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About David

My name is David Morales Robaina. I am a computer engineer, specializing in the IT sector and I love designing bold and innovative apps. My field is mobile application development and my favorite framework is React Native. If you are looking for a curious, hardworking and very sociable person, I am here at your disposal. Shall we collaborate?
Health and Wellness
Leisure, Recreation, and Entertainment
Digital and IT Services
Software Publishing
Environmental and Sustainable Development

  • Spanish

    Native or bilingual

  • English

    Fluent

Remote only
Primarily works remotely

Experience

  • Freelance
    Mobile app developer
    December 2025 - Today (8 months)
    Development of practical, functional, and creative mobile applications. From a project from scratch to legacy code that needs refactoring or a good update.
    React Native Typescript Node.js mobile-app-deployment front-end-interface-development
  • Principal 33
    Front-end developer
    April 2022 - June 2024 (2 years and 2 months)
    • Maintenance of an application with React Native.
    • Implementation of various functionalities (including native ones like React-Native-Share and deeplinks).
    • Manipulation of pipelines in AWS.
    • Creation of queries and mutations with GraphQL.
    • Management of unit tests.
    • Evaluation of software architecture.
    • Implementation of a library for data manipulation reflected in HighChart graphs.
    • Management in AppCenter for app updates and maintenance. Languages used: React Native and GraphQL
  • eSignus Security Solutions
    - Front-end developer
    March 2020 - February 2022 (1 year and 11 months)
    • Study and research on BLE (Bluetooth Low Energy) technology and management of a cross-platform application (React Native) that simulated a BLE device to create a communication channel and transfer data packets between devices.
    • Implementation of a library that generated encrypted data packets in a predefined format (AMDTP) for sending and receiving data via Bluetooth (BLE devices).
    • Study and research on NFC technology and implementation of a cross-platform application (React Native) to read and write content on MiFare Classic and Mifare Desfire ev1 cards.
    • Implementation of a library that generated data packets (APDU format) for transmission via NFC.
    • Implementation of a web page (with an exclusive Chrome extension using React.js) that serves as a tool for BLE communication to send any type of information.
    • Implementation of a library to compress files and generate QR codes with the already compressed and encrypted data using derivation curves (BIP32, BIP44…).
    • Implementation of lambda functions in AWS.
    • Transpilation of code from various applications to React Native (Android and iOS). Languages used: React Native and Node.js
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Education

  • Degree in Computer Engineering
    ULPGC
    2018
    Grado en Ingeniería Informática
  • null
    Bata University
    2017

Skill set

Front End Interface Development
Mobile App Deployment
CI/CD Management
Database Management (e.g., SQL, NoSQL)
Agile Project Management
IT Service Management
NestJs

Categories