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Umair U.
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Umair U.

Mobile App & Ecommerce Developer | Flutter | Shopify | WooCommerce

$4K+ Earned | 100% Job Success | Rising Talent I build mobile apps and e-commerce stores that generate real revenue not just look good. React Native & Flutter apps deployed on App Store and Play Store. Shopify & WooCommerce stores optimized for speed and conversions. Every project delivered on time with clean code and clear communication. 📱 App: Food delivery app 1,000+ daily orders 🛒 Store: Cart abandonment reduced by 32% ⚡ Speed: Store load time 8s → 2.3s ━━━━━━━━━━━━━━━━━━━━━━ MOBILE APP DEVELOPMENT I develop cross-platform mobile applications that run smoothly on both iOS and Android, reducing cost while maintaining native-level performance. Core capabilities include: React Native & Flutter app development Native iOS (Swift) & Android (Kotlin) support Firebase integration & real-time features Secure payment gateways (Stripe, PayPal) Push notifications & third-party API integration App Store & Play Store deployment Post-launch maintenance and scaling support App categories: E-commerce, food delivery, on-demand services, fitness apps, social platforms, and internal business tools. ━━━━━━━━━━━━━━━━━━━━━━ ECOMMERCE DEVELOPMENT I build conversion-focused online stores that are fast, user-friendly, and optimized for sales. Shopify services: Complete store setup & custom theme development Speed optimization (mobile-first performance) Payment gateway & app integrations Multi-currency & international selling setup WooCommerce services: Full WooCommerce store development Custom plugins & theme customization Multi-vendor marketplace solutions Performance, security & SEO optimization ━━━━━━━━━━━━━━━━━━━━━━ UI/UX & PRODUCT DESIGN Before development, I focus on structure and usability to reduce revisions and improve user engagement: Figma wireframes & interactive prototypes Mobile-first, conversion-oriented layouts Clean and scalable UI systems ━━━━━━━━━━━━━━━━━━━━━━ TECH STACK Mobile: React Native, Flutter, Swift, Kotlin Web: JavaScript, PHP, React, Node.js Ecommerce: Shopify, WooCommerce, WordPress Database: Firebase, MySQL, MongoDB Cloud: AWS, Google Cloud Design: Figma, Adobe XD ━━━━━━━━━━━━━━━━━━━━━━ WHAT CLIENTS GET ✓ Clean, maintainable, production-ready code ✓ Clear timelines & regular progress updates ✓ On-time delivery with no surprises ✓ 30-day post-launch support ✓ Full documentation & source code ownership ━━━━━━━━━━━━━━━━━━━━━━ PROVEN RESULTS Food delivery app handling 1,000+ daily orders Multi-vendor marketplace with 200+ active sellers Shopify store optimization reducing cart abandonment by 32% ━━━━━━━━━━━━━━━━━━━━━━ AVAILABILITY ⏱ Response time: 1–2 hours 🕒 Availability: 40+ hours/week 💼 Engagements: Hourly & Fixed-price Got a project in mind? Message me I'll reply within 1-2 hours with a clear plan and realistic timeline.

🇨🇳Shanghai, China$25/hr100% JSS4.78 (9)Since Mar 2022
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Earnings and projects

MRR
$519

Last 6 months ÷ 6

World#76,417 / 412k
🇨🇳Country#424 / 2,007
Revenue, last 30 days
$2.1k

Last 6 months: $3.1k

World#19,552 / 412k
🇨🇳Country#116 / 2,007
Total earnings
$7.2k

Billed in all: $7.3k

World#223,314 / 412k
🇨🇳Country#952 / 2,007
Per project
$426

$1.6k in the last 6 months

World#197,827 / 412k
🇨🇳Country#842 / 2,007
Projects, last 6 months
2
100% fixed0% hourly
World#88,918 / 412k
🇨🇳Country#535 / 2,007
Projects in all
17

Across 19 contracts

53% fixed47% hourly
World#149,089 / 412k
🇨🇳Country#696 / 2,007

Earnings, last 30 days

$7.3k+$2.1k earned in the last 30 daysBilled in all, before Upwork's fee · drag across the chart to see what was earned in any stretch
$4k$6k$8kOct 8Oct 23Nov 7

Skill rankings: Top 16% in PHP

Ranked by MRR among everyone on Upwork with the skill.

  1. #1,107UI/UX Prototyping6,982 freelancers · 🇨🇳 #1Top 16%
  2. #1,152Android App Development6,395 freelancers · 🇨🇳 #7Top 18%
  3. #1,180Firebase6,978 freelancers · 🇨🇳 #2Top 17%
  4. #1,261iOS Development6,533 freelancers · 🇨🇳 #6Top 19%
  5. #1,288Flutter7,550 freelancers · 🇨🇳 #5Top 17%
  6. #1,659Mobile App Development8,511 freelancers · 🇨🇳 #3Top 19%
  7. #1,895React Native10,486 freelancers · 🇨🇳 #5Top 18%
  8. #2,148Ecommerce8,441 freelancers · 🇨🇳 #9Top 25%