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Summary

Expertise

Project Highlights

Education

Agency

JO

English:

Advanced

Javier O.

vetted by Youteam

Vetted by YouTeam

Argentina

UTC -03:00

America/Argentina/Buenos_Aires

English:

Advanced

Good technical background developing software and managing microservices. Architect and tutor of work teams

Sr. React (+6 years)/ React Native Lead Developer (+6 years), Node (2 years) Typescript ( 4 YEARS).Tech Lead. Architect. IT Entrepreneur. Digital Product Lover. I have executed 40+ successful projects (+16 years). I participated in some massive products in my career. - I have 10 years of working experience working with front-end mobile and web development. More than 7 years of experience working with Core JavaScript Library and understanding of key concepts. - More than 5 years experience must work on React and React Native . I have Experience working with REST Based API Integration with JavaScript Experience with dependency management and build tooling (for example, npm, yarn, webpack, Expo) Highly proficient in typeScript, Javascript, StorybookMentoring junior developers Planning and estimating new projects and features.

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Check if Javier is available

Expertise

Years of commercial development experience

10 years of experience

Core technologies

React.js 6 years
TypeScript 4 years
Node.js 2 years
PostgreSQL 3 years
Docker 2 years
React Native 6 years

Other technologies

GitHub
JavaScript
Kubernetes
MongoDB
Node.js
React.js
React Native
TypeScript
Apollo
Git
RESTful API
Docker
SQL query
Redux
GraphQL
Firebase

Project Highlights

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Sr. React Developer

Presence (San Francisco, CA)

Feb `22 - Nov `22

9 months

Presence (San Francisco, CA)

Designed and developed Git Flow strategy - Designed and developed CI / CD mobile apps - Released mobile apps (Android & iOS) - Developed front-end User Interfaces. - Scrum meetings - Analyzed and solved problems related to implementation of web solutions. - Managed communication with clients in U.S. - Defined Architectures for the project React Native Tech Lead. Tech: React, Redux, CI/CD processes, typeScript, Javascript, Storybook, Git, MongoDB, React Native, Node, Redux, ES6, firebase, MobX-State-Tree, Mentoring junior developers, RESTful APIs, Git, React-Native-Reanimated, React Navigation, Styled Components,- Designed and developed Git Flow strategy - Designed and developed CI / CD mobile apps - Released mobile apps (Android & iOS) - Developed front-end User Interfaces. - Scrum meetings - Analyzed and solved problems related to implementation of web solutions. - Managed communication with clients in U.S. - Defined Architectures for the project React Native Tech Lead. Tech: React, Redux, CI/CD processes, typeScript, Javascript, Storybook, Git, MongoDB, React Native, Node, Redux, ES6, firebase, MobX-State-Tree, Mentoring junior developers, RESTful APIs, Git, React-Native-Reanimated, React Navigation, Styled Components, Aptitudes: Apollo GraphQL · Redux.js · Jest · JavaScript · React Native · React.js · TypeScript Presence is a digital product consultancy with unparalleled expertise in product development, product management, and user experience. https://presencepg.com/

Responsibilities & achievements

Sr. React Developer

JavaScript
MongoDB
Node.js
React.js
React Native
TypeScript
Apollo
Git
Git Flow
RESTful API
Redux
Jest
GraphQL
Firebase
icon
React & React Native Sr. Developer

Nifty Gateway

Sep `21 - Feb `22

5 months

Nifty Gateway

Designed and developed Git Flow strategy - Designed and developed CI / CD mobile apps - Released mobile apps (Android & iOS) - Developed front-end User Interfaces. - Scrum meetings - Analyzed and solved problems related to implementation of web solutions. - Managed communication with clients in U.S. - Defined Architectures for the project React Native Tech Lead. Tech: Tizen, Samsung TV Apps, Renative, Redux, CI/CD processes, typeScript, Javascript, Storybook, Git, MongoDB, React Native, Node, Redux, ES6, firebase, MobX-State-Tree, Mentoring junior developers, RESTful APIs, Git, React-Native-Reanimated, React Navigation, Styled Components,- Designed and developed Git Flow strategy - Designed and developed CI / CD mobile apps - Released mobile apps (Android & iOS) - Developed front-end User Interfaces. - Scrum meetings - Analyzed and solved problems related to implementation of web solutions. - Managed communication with clients in U.S. - Defined Architectures for the project React Native Tech Lead. Tech: Tizen, Samsung TV Apps, Renative, Redux, CI/CD processes, typeScript, Javascript, Storybook, Git, MongoDB, React Native, Node, Redux, ES6, firebase, MobX-State-Tree, Mentoring junior developers, RESTful APIs, Git, React-Native-Reanimated, React Navigation, Styled Components, Aptitudes: Redux.js · JavaScript · React Native · React.js · TypeScript Discover digital items that can be rare for the first time in history. Welcome to the future. https://niftygateway.com/

Responsibilities & achievements

React & React Native Sr. Developer

JavaScript
MongoDB
Node.js
React.js
React Native
TypeScript
Git
Redux
Firebase
icon
React & React Native Tech Lead

DevBase

Dec `19 - Nov `20

11 months

DevBase

Designed and developed Git Flow strategy - Designed and developed CI / CD mobile apps - Released mobile apps (Android & iOS) - Developed front-end User Interfaces. - Scrum meetings - Analyzed and solved problems related to implementation of web solutions. - Managed communication with clients in U.S. - Defined Architectures for the project React Native Developer Mobile Tech Lead Typescript, Redux, Api Rest, iOS, Android, Styled Components. Redux, CI/CD processes, typeScript, Javascript, Storybook, Git, MongoDB, React Native, Node, Redux, ES6, firebase, MobX-State-Tree, Mentoring junior developers, RESTful APIs, Git, React-Native-Reanimated, React Navigation, Styled Components, Role: Lead Mobile React Native Developer Tasks: - Lead Mobile Team - Contact with Client and product Owner - Estimations - Road map decisions - Core repo - Create working rules and guidelines

Responsibilities & achievements

React & React Native Tech Lead

JavaScript
Node.js
React.js
React Native
TypeScript
Git Flow
Redux
Nest
Next.js
icon
React & React Native Tech Lead

11Fifty

Nov `19 - Apr `21

1 year

11Fifty

- Designed and developed Git Flow strategy - Designed and developed CI / CD mobile apps - Released mobile apps (Android & iOS) - Developed front-end User Interfaces. - Scrum meetings - Analyzed and solved problems related to implementation of web solutions. - Managed communication with clients in U.S. - Defined Architectures for the project React Native Tech Lead. Tech: Redux, CI/CD processes, typeScript, Javascript, Storybook, Git, MongoDB, React Native, Node, Redux, ES6, firebase, MobX-State-Tree, Mentoring junior developers, RESTful APIs, Git, React-Native-Reanimated, React Navigation, Styled Components,- Designed and developed Git Flow strategy - Designed and developed CI / CD mobile apps - Released mobile apps (Android & iOS) - Developed front-end User Interfaces. - Scrum meetings - Analyzed and solved problems related to implementation of web solutions. - Managed communication with clients in U.S. - Defined Architectures for the project React Native Tech Lead. Tech: Redux, CI/CD processes, typeScript, Javascript, Storybook, Git, MongoDB, React Native, Node, Redux, ES6, firebase, MobX-State-Tree, Mentoring junior developers, RESTful APIs, Git, React-Native-Reanimated, React Navigation, Styled Components, Aptitudes: Redux.js · Jest · JavaScript · React Native · React.js · TypeScript

Responsibilities & achievements

React & React Native Tech Lead

JavaScript
Node.js
React.js
React Native
TypeScript
Git
Jest
icon
React Native Developer | Mobile Developer Android & iOS

Kubikware

Jun `19 - Aug `19

2 months

Kubikware

Mobile Main Developer in React Native Typescript, Jest, QA, GitLab, GraphQL, Firebase ( Forbes app ) Main Tasks: - Develop performant issues and new features - Lead the mobile area - Participation in road map decisions - Main Contact with client (project owner)

Responsibilities & achievements

React Native Developer | Mobile Developer Android & iOS

TypeScript
Graph
GitLab
Jest
Firebase
icon
FullStack Developer | Mobile Tech Lead

BKLYN.CO

Jun `18 - Sep `19

1 year

BKLYN.CO

Lead Mobile in React Native Mobile Area. Typescript Redux / Apollo Jest, Enzyme Api Rest - GraphQL Sentry - Amplitude App Store publish process Apps Android & iOS

Responsibilities & achievements

FullStack Developer | Mobile Tech Lead

React.js
React Native
TypeScript
Apollo
Redux
Jest
GraphQL
icon
React & React Native Lead Developer

Foxbox

May `18 - Dec `19

2 years

Foxbox

React Native Developer Mobile Lead React Web Apps, Microfrontend, Nest.js, Next.js, Espress.js , Expo Developer Typescript, Jest, QA, GitLab, GraphQL, Api Rest, One Signal, Stripe, Google Maps, App Auth, Expo, One Signal, Detox Role: Lead Mobile React Native Developer Tasks: - Lead Mobile Team - Contact with Client and product Owner - Estimations - Road map decisions - Core repo - Create working rules and guidelines

Responsibilities & achievements

React & React Native Lead Developer

Node.js
React.js
React Native
Stripe
TypeScript
GitLab
Nest
GraphQL
Next.js
icon
React Native Developer at Amalgama

Amalgama.co

Feb `18 - Jul `18

5 months

Amalgama.co

I Participate as Mobile React Native developer in the Columbus Zuma project. Tasks: - Develop flows of the app - Scrum sessions - Review Code - Estimations - Lead other coworkers

Responsibilities & achievements

React Native Developer at Amalgama

React.js
React Native
TypeScript
icon
Founder & Lead React Developer

Next Dots

Jan `14 - Jul `18

4 years

Next Dots

I’m React Native Lead developer. I have more than 15 years in technology. I have several experience leading projects and building tech teams. Currently I’m founder at NextDots. I founded this company in 2015. Thanks to React Native we could created mobile apps in iOS & Android with same quality of native apps. I love digital products and build great experiences to de final user. I understand the difference between delivering something well done with something great! I want to be recognized to give value to the clien

Responsibilities & achievements

Founder & Lead React Developer

React.js
React Native
TypeScript

Education

Higher education in Computer Science

Agency

agency #3695

10-50

GMT-5

Argentina, Paraguay, Bolivia, Peru, Colombia

Core Expertise

AngularJS
Azure
Django
Express.js
Flask
Heroku
Ionic
Java
Java EE
JavaScript
Kubernetes
Linux
MongoDB
MySQL
.NET
Node.js
Oracle
PHP
Python
React.js
React Native
Ruby
Selenium
SQL
Symfony
Unity or Unity3D
Windows
Xamarin
.NET Compact Framework
.NET Remoting
Cucumber
Java ME
Jenkins
JMeter
Laravel Framework
NoSQL
PHP-Nuke
Python Numpy
Python SciPy
Redis
Angular 2x
CouchDB
PHP Storm
RESTful API
Zookeeper
Docker
Polymer
Vue.js
GitLab
Javascript testrpc
Angular UI Bootstrap
Angular Material
Flutter
Katalon Studio
GraphQL
Angular CLI
.NET Core
JavaScript MVC
Angular CDK
.NET Framework
.NET Web API

Industries

Logistics & Transportation, E-Commerce & Retail, Banking & Finance, Information services & Technologies, Construction & Real estate, Advertising & Marketing, Internet & Telecom, Big Data, Telecommunication

Want to hire this engineer?

Check if Javier is available