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Nicolas – React Native, React, Typescript, experts in Lemon.io

Nicolas

From Spain (UTC+2)

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Mobile DeveloperSenior
Front-end Web DeveloperSenior
8 years of commercial experience
Beauty
Communications
Cryptocurrency
Entertainment
Healthcare
Healthtech
Media
Mental healthcare
CMS
Embedded software
Hardware
Mobile apps
Video streaming software
Web3
Lemon.io stats
1
projects done
2559
hours worked
Open
to new offers

Nicolas – React Native, React, Typescript

Passionate Senior Mobile and Front-end Developer, enthusiast of performant apps, and just a nice guy with React and React Native superpowers. Nicolas is a big fan of his work and learning. Furthermore, he is perfectly good at multitasking, as he’s already managed to work on 6 projects at a time. It goes without saying, with Nicolas, your project can't but be a success. How is another scenario even possible if you are dealing with a person whose goal is to build a better world through software?

Main technologies
React Native
5 years
React
5 years
Additional skills
Typescript
MySQL
Node.js
Express.js
Android
iOS
Redux
Jest
Sequelize ORM
Firebase
MobX
Fastlane
HTML
Xcode
Android Studio
CI/CD
CSS
Ready to start
ASAP
Direct hire
Potentially possible

Ready to get matched with vetted developers fast?
Let’s get started today!

Experience Highlights

Senior React Native Developer
Jun 2023 - Nov 20241 year 5 months
Project Overview

Apps for asset management

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Responsibilities:
  • created front-end and mobile architecture;
  • implemented advanced crypto module with crypto asset management operations;
  • redesigned the exisiting front-end;
  • built front-end components library;
  • wrote unit, integration and e2e tests both for mobile and web;
Project Tech stack:
React Native
React
Senior Full-stack Developer
Jun 2020 - Sep 20222 years 2 months
Project Overview

A wellness app that connects via Bluetooth to a device that emits laser and LED lights, and it's used for improving skin quality, as well as relaxing the patients.

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Responsibilities:

Nicolas handled the following:

  • took responsibility for all the software products;
  • developed the new versions of the app ((v2) in React Native - v1 of the company's app was on Ionics);
  • improved processes and automated several tasks;
  • made 3 clones from the same codebase (whitelabels) for distribution in different markets;
  • took on a leadership role for other developers at front and backend positions.
Project Tech stack:
React
React Native
Redux
Typescript
Jest
ESLint
Prettier
React testing library
Styled-components
Context
Husky
Senior Full-stack Developer
Feb 2022 - Sep 20227 months
Project Overview

The product offers web and mobile OTT platforms for video and podcast content.

The main features Nicolas was working on were:

  • OTT web and mobile apps;
  • CMS system for managing content;
  • payments with Stripe, Google Pay, Apple Pay;
  • whitelabel product apps;
  • automatic CI/CD deployment and publishing process;
  • Fastlane, Firebase, Revenuecat integrations.
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Responsibilities:

Nicolas successfully completed the following tasks:

  • helped to automate the deployment and publishing process, as well as create a single monorepo whitelabel project for all of their brands;
  • refactored the code and added Typescript, Testing, and extended the software in order to be capable of adding/removing products from the "whitelabel" paradigm;
  • created a frontend and backend part, CMS system, in order to manage the content viewed on the apps;
  • reported and solved bugs;
  • updated practices and libraries;
  • proposed improvements;
  • took ownership of the software platform, frontend, backend, and mobile.

Project Tech stack:
Redux
Typescript
React
React Native
Node.js
Express.js
MySQL
Firebase
MobX
JavaScript
HTML
CSS
Styled-components
Jest
Context
Sequelize ORM
Fastlane
Senior Full-stack Developer
Jun 2020 - Sep 20222 years 2 months
Project Overview

The primary product is the "Biofoton". It's a Bluetooth device that emits laser and LED lights, and it's used for relaxation/alternative medicine treatments.

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Responsibilities:

Nicolas handled the following:

  • took responsibility for all the software products;
  • developed the new versions of the app ((v2) in React Native - v1 of the company's app was on Ionics);
  • improved processes and automated several tasks;
  • made 3 clones from the same codebase (whitelabels) for distribution in different markets;
  • took on a leadership role for other developers at front and backend positions.
Project Tech stack:
React
React Native
Redux
Typescript
HTML
CSS
Styled-components
Context
Jest
Senior Mobile Developer
Nov 2019 - Sep 20222 years 10 months
Project Overview

An OTT platform that offers independent cinema festival content.

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Responsibilities:

Nicolas coped with the following tasks:

  • made the designs of both mobile and TV apps;
  • implemented security services to prevent copying of content;
  • developed a system whereby film festivals can program content, thereby serving as "live festivals";
  • automated publishing processes and creating both Google and Apple profiles for publishing the apps;
  • integrated Firebase apps, and managed Firebase services.
Project Tech stack:
React Native
Redux
Typescript
Jest
React Native tvos
Styled-components
Context
Senior React Native Developer
Jul 2020 - Nov 20203 months
Project Overview

People interested in meditation techniques will find in this App an introduction to the products Ascension.

This app is to help create the habit of regular Ascending with its meditation techniques. Freely available for all people who have completed the First Sphere Course.

This App will help you to stabilise your habit of Ascending. It has a weekly score of your Ascension time. It also gives you access to different resources in order to help maintain your habit of Ascending.

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Responsibilities:
  • created mobile apps architecture;
  • implemented advanced time scheduling algorithms for the meditation clock;
  • redesigned the exisiting front-end to a newer fresher feel;
  • wrote unit and integration tests;
Project Tech stack:
React Native
Typescript
Jest
Redux
Styled-components
Axios
Android
Android Studio
iOS
Context
Xcode
React testing library
Full-stack Developer
Mar 2019 - Dec 20199 months
Project Overview

The product is pioneering a new therapeutic platform to treat neurological and psychiatric disorders. Starstim combines safe and proven brain stimulation technology with a controlled digital delivery mechanism and a range of personalized treatment protocols.

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Responsibilities:

Nicolas coped with the following tasks:

  • developed the UI/UX with designers contributing to user experience and software best practices;
  • modernized the website;
  • developed the backend part;
  • created CMS system for content management of the website;
  • integrated HubSpot for marketing;
  • managed to give the company a system through which they could dynamically edit the content of the website, without the need for a programmer to change it from the code.
Project Tech stack:
React
HTML
CSS
Node.js
Express.js
Styled-components

Languages

English
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