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Wemerson J.
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Wemerson J.

Sencha Ext JS Expert Consultant

Since 2005 have been working on TI consultant and web development with cross-browser front-end enterprise applications using Sencha Ext JS. I am creating server sides solutions using top-rated technologies such as Laravel Framework (PHP), AdonisJs(NodeJs) using RESTfull APIs. I have been working at Sencha Inc. since 2020 as a Product Manager and currently work as Sencha Developer Advocate. In 2011 became an entrepreneur and founder of Novanti, a Brazilian software house, and Consulting company. My technical skills are: - Front End: (Ext JS, React, Javascript, CSS, HTML, TypeScript) - Backend: (Node, PHP, Laravel, Adonis, Express) - Database: (Mysql, MariaDB, Postgres, Sqlite) - Application Arch: REST, MVVM, MVC, JWT, CORS, OO - DevOps: GitHub, Pipelines, CI/CD, GitLab, BitBucket, Jira, Jenkis, TestRails, etc Customers can expect an expert web developer or Project Manager with high skills, service quality, excellent relations and friendship, and a reasonable price. Hiring me, you will always be in good hands.

🇧🇷Goiania, Brazil$50/hr100% JSS4.99 (8)Since Mar 2015

Earnings and projects

MRR
$4.4k

Last 6 months ÷ 6

World#6,867 / 412k
🇧🇷Country#124 / 4,647
Revenue, last 30 days
$4.1k

Last 6 months: $26k

World#7,755 / 412k
🇧🇷Country#137 / 4,647
Total earnings
$318k

Billed in all: $322k

World#6,923 / 412k
🇧🇷Country#90 / 4,647
Per project
$29k

$26k in the last 6 months

World#3,079 / 412k
🇧🇷Country#69 / 4,647
Projects, last 6 months
1
0% fixed100% hourly
World#128,092 / 412k
🇧🇷Country#1,427 / 4,647
Projects in all
11

Across 13 contracts

8% fixed92% hourly
World#192,417 / 412k
🇧🇷Country#1,666 / 4,647

Earnings, last 30 days

$322k+$4.1k earned in the last 30 daysBilled in all, before Upwork's fee · drag across the chart to see what was earned in any stretch
$317.5k$320.0k$322.5kOct 8Oct 23Nov 7

Skill rankings: #1 in 4 skills of 12

Rarest: top 2% in CSS 3, of 9,914. Ranked by MRR among everyone on Upwork with the skill.

  1. 1Sencha Touch12 freelancers · 🇧🇷 #1Top 8%
  2. 1Ext JS 67 freelancers · 🇧🇷 #1Top 14%
  3. 1Ext JS 53 freelancers · 🇧🇷 #1Top 33%
  4. 1Sencha Architect2 freelancers · 🇧🇷 #1Top 50%
  5. #6Ext JS65 freelancers · 🇧🇷 #1Top 9%
  6. #8Apache Cordova251 freelancers · 🇧🇷 #1Top 3%
  7. #176CSS 39,914 freelancers · 🇧🇷 #6Top 2%
  8. #264HTML514,581 freelancers · 🇧🇷 #6Top 2%