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Dionicio – React, JavaScript, Typescript, experts in Lemon.io

Dionicio

From Dominican Republic (GMT-4)

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Front-end Web DeveloperSenior
Hire developer
7 years of commercial experience
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Dionicio – React, JavaScript, Typescript

Dionicio is a seasoned front-end developer with six years of expertise in React. He has comprehensive experience in creating applications from concept to support phases. Dionicio is adaptable in communication, ensuring clear interactions, even when faced with unfamiliar topics. This flexibility makes him adept at working with end customers to deliver successful projects.

Main technologies
React
6 years
JavaScript
7 years
Typescript
4 years
Next.js
3 years
Additional skills
Vue.js
PHP
Jenkins
AWS
Docker
jQuery
WordPress
Redis
HTML
SASS
Jest
Apollo GraphQL
Vuex
Redux
Redux Saga
Redux Thunk
GitHub
Bitbucket
Jira
Stripe API
MySQL
React Native
Electron.js
Node.js
Material UI
Bootstrap
Ant Design
Chart.js
Storybook
Cypress
CSS
Ready to start
ASAP
Direct hire
Potentially possible

Experience Highlights

Senior Web Developer
Apr 2021 - Nov 20221 year 7 months
Project Overview

Nexstar’s platform delivers unique local content and network programming to inform and entertain viewers while providing premium, scalable local advertising opportunities for advertisers and brands across all screens and devices.

Skeleton
Skeleton
Skeleton
Responsibilities:
  • Created beautiful interfaces based on UI/UX designs;
  • Developed fully functional web applications by writing clean code;
  • Created and executed unit and UI tests to identify malfunctions;
  • Supported the entire application lifecycle, including concept, design, test, release, and support phases;
  • Retrieved specific requirements and suggested solutions to improve user experience;
  • Evaluated and debugged mobile applications to optimize their performance;
  • Found and suggested new web products, applications, and protocols.
Project Tech stack:
Docker
React
jQuery
WordPress
PHP
AWS
Redis
HTML
CSS
SASS
Jest
Apollo GraphQL
Next.js
Fron-End Developer
Aug 2021 - Jul 202211 months
Project Overview

Anatha is an ever-growing set of (decentralized) apps where the client can create, share & discover content; mint, buy, & store NFTs; store & manage all their cryptocurrencies and more. But all the revenue goes to the client only.

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Skeleton
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Responsibilities:
  • Created a Crypto Currency wallet with JavaScript-related technologies;
  • Built software products, including tooling, web services, and desktop applications;
  • Refactored Electron + React platform into Next.js;
  • Ensured the best performance and user experience of the application;
  • Architected the Auto Update desktop feature for different desktop operating systems;
  • Designed and developed new features and enhanced existing ones to achieve the maximum level of productivity of the system;
  • Researched, developed, and implemented software based on analyzed requirements and understanding of industry technical standards;
  • Communicated with clients abroad and gave them remote technical support for their ongoing issues;
  • Introduced methodologies and best practices to the software development division to enhance product definition and application customization;
Project Tech stack:
React
Node.js
Electron.js
Next.js
CSS
HTML
SASS
GitHub
Typescript
Jenkins
Styled-components
Fron-End Developer
Apr 2020 - Apr 20211 year
Project Overview

The project aimed to create the Genius village Ecosystem based on multiple products that help leaders protect, track and improve the health, education, and data privacy of their loved ones.

Skeleton
Skeleton
Skeleton
Responsibilities:
  • Developed fully functional web applications writing clean code;
  • Created and executed unit and UI tests to identify malfunctions;
  • Supported the entire application lifecycle, including concept, design, test, release, and support phases;
  • Retrieved specific requirements and suggested solutions to improve user experience;
  • Evaluated and debugged mobile applications to optimize their performance;
  • Found and suggested new web products, applications, and protocols;
  • Contributed to and followed our workflow process alongside the rest of the Frontend Engineers;
  • Designed, installed, and tested the website's user interface elements;
  • Focused on the website's functionality and look of a website;
  • Understood the various information a website has and created a plan for structuring the website and how best to present the information on the website or web application.
Project Tech stack:
React
React Native
AWS
Jenkins
Styled-components
HTML
CSS
Redux
Node.js
GitHub
Stripe API
Electron.js
Front-End Developer
Sep 2019 - Jan 20204 months
Project Overview

Recreation of the Hibooks app with React Native.

Skeleton
Skeleton
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Responsibilities:
  • Was responsible for creating, developing, maintaining, and publishing mobile applications;
  • Diagnosed and fixed bugs and performance bottlenecks for performance that feels native;
  • Replicated Native Functionality such as an audio Player on React Native; - Monitored and reported bugs with Sentry;
  • Contributed to the brainstorming of the product;
  • Led other developers working in the team and guided them as needed;
  • Supported the entire application's lifecycle;
  • Created the initial MVP of Hibooks React Native Application.
Project Tech stack:
React Native
React
HTML
CSS
Redux
Docker
Stripe API
GitHub
Jenkins
SASS
Front-End Developer
Nov 2017 - Jan 20202 years 2 months
Project Overview

Creation of an app like Audiobooks.com. The team managed to build the Web APP in 3 months. After the Web App was built, the team saw an increase from 6000 to 38000 annual subscriptions. The client was very happy as 92% of those 32000 subscriptions were made from the Web app.

Skeleton
Skeleton
Skeleton
Responsibilities:
  • Developed new features and user interfaces from wireframe models;
  • Created beautiful interfaces based on UI/UX designs;
  • Ensured the best performance and user experience of the application;
  • Created code for the website and tested it to ensure its functionality;
  • Monitored websites to ensure they continued to run properly and made modifications as needed;
  • Ensured that web design was smartphone capable;
  • Streamlined and optimized loading speed.
Project Tech stack:
React
Vue.js
Vuex
Redux
Redux Saga
Redux Thunk
Docker
Jenkins
GitHub
Bitbucket
Jira
Stripe API
SASS
PHP
HTML
CSS
jQuery
MySQL
Typescript

Education

2017
Software Engineering
Associate of Science
2022
Software Engineering
Bachelor's

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