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Karim K.
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Karim K.

Senior FullStack Software Engineer | Expert in React/React Native

Hello, Experienced software engineer with four years of proven expertise in delivering impactful enterprise projects. Known for quickly mastering new technologies, adeptly adapting to changes, and efficiently managing project workflows to drive business value. I'm a Full-stack developer specializing in React and React Native, with a focus on these technologies for the past four years. Here's a summary of my skills and experiences 🎯 Front End ✔ React JS, Next JS ✔ React Native, Expo, xCode/Android Studio ✔ Global State Management (Redux/Zustand/Joi) ✔ React Query/ SWR ✔ HTML5, CSS3 with SASS, ✔ Material-UI, Bootstrap, Styled Components and Tailwind CSS 🎯 Back End ✔ Node.js ✔ Express.js, ✔ SQL Databases: PostgreSQL, NySQL, Sequelize, Prisma ✔NoSql Databases: MongoDB, Firebase, Mongoose ✔ Realtime (Socket.io) ✔ REST and GraphQL APIs 🎯 General ✔ JavaScript (ES5/ES6/ES7+) ✔ Typescript ✔Third party API (Stripe,PayPal,Facebook Pixel) ✔Testing (Jest/Cypress) Throughout my career, I've led various projects from start to finish, handling database architecture, API development, and ensuring exceptional user experiences. My expertise lies in creating pixel-perfect UIs and solving complex problems, crucial for delivering top-notch software solutions. Thank you for reviewing my profile. I'm eager to discuss how I can contribute to your team's success.

🇩🇿Oran, Algeria$25/hr100% JSS5.00 (2)Since Jan 2021

Earnings and projects

MRR
$3.4k

Last 6 months ÷ 6

World#10,376 / 412k
🇩🇿Country#6 / 731
Revenue, last 30 days
$3.5k

Last 6 months: $21k

World#10,122 / 412k
🇩🇿Country#7 / 731
Total earnings
$100k

Billed in all: $108k

World#39,205 / 412k
🇩🇿Country#29 / 731
Per project
$25k

$21k in the last 6 months

World#4,122 / 412k
🇩🇿Country#5 / 731
Projects, last 6 months
1
0% fixed100% hourly
World#128,096 / 412k
🇩🇿Country#214 / 731
Projects in all
4

Across 6 contracts

17% fixed83% hourly
World#283,744 / 412k
🇩🇿Country#546 / 731

Earnings, last 30 days

$108k+$3.5k earned in the last 30 daysBilled in all, before Upwork's fee · drag across the chart to see what was earned in any stretch
$104k$106k$108kOct 9Oct 24Nov 8

Skill rankings: Top 3% in ExpressJS

Ranked by MRR among everyone on Upwork with the skill.

  1. #16Socket.io533 freelancers · 🇩🇿 #1Top 3%
  2. #37Cypress712 freelancers · 🇩🇿 #1Top 5%
  3. #142ExpressJS5,651 freelancers · 🇩🇿 #1Top 3%
  4. #151GraphQL3,404 freelancers · 🇩🇿 #1Top 4%
  5. #229Tailwind CSS6,979 freelancers · 🇩🇿 #1Top 3%
  6. #251CSS 39,914 freelancers · 🇩🇿 #1Top 3%
  7. #258Firebase6,978 freelancers · 🇩🇿 #1Top 4%
  8. #408MongoDB10,865 freelancers · 🇩🇿 #1Top 4%