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Italo M.
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Italo M.

Senior Software Engineer | TypeScript | React Native | React | NextJS

Senior Software Engineer (17+ yrs) specializing in React Native, React/Next.js & TypeScript. I build fast, reliable apps—e-commerce, IoT, and mobile, leading migrations and performance overhauls end-to-end, from architecture to launch. I help product teams ship fast, stable, and scalable apps. My sweet spot is React Native + React/Next.js with TypeScript—owning the work from architecture to delivery and performance tuning (FPS/memory profiling, RN/Android tooling). • Led a phased replatform for a major US fashion retailer to Next.js + Commercetools Frontend (omnichannel, zero-downtime approach). • Tech Lead for a convenience/fuel chain’s React Native app—took it from MVP to production readiness. • Built IoT features for a global appliance brand (AWS IoT, MQTT) and hardened mobile UX under real-world network constraints. • Architected a tax-calculation module integrating Avalara / Stripe Tax, simplifying multi-provider compliance. Core skills React Native (Expo & bare) · React/Next.js (App Router) · TypeScript · Node/NestJS · AWS (Lambda, IoT, DynamoDB) · Cloudflare Workers · Algolia · Contentful/Contentstack · Commercetools · CI/CD · Performance profiling Also exploring: pragmatic AI integrations (LangChain, CopilotKit, OpenAI).

🇧🇷Fortaleza, Brazil$61/hr100% JSS5.00 (2)Since May 2024

Earnings and projects

MRR
$10k

Last 6 months ÷ 6

World#1,211 / 412k
🇧🇷Country#19 / 4,647
Revenue, last 30 days
$10k

Last 6 months: $62k

World#1,380 / 412k
🇧🇷Country#27 / 4,647
Total earnings
$129k

Billed in all: $138k

World#28,954 / 412k
🇧🇷Country#331 / 4,647
Per project
$32k

$21k in the last 6 months

World#2,509 / 412k
🇧🇷Country#56 / 4,647
Projects, last 6 months
3
0% fixed100% hourly
World#66,482 / 412k
🇧🇷Country#654 / 4,647
Projects in all
4
0% fixed100% hourly
World#283,744 / 412k
🇧🇷Country#2,759 / 4,647

Earnings, last 30 days

$138k+$10.3k earned in the last 30 daysBilled in all, before Upwork's fee · drag across the chart to see what was earned in any stretch
$120k$130k$140kOct 9Oct 24Nov 8

Skill rankings: Top 0.19% in ExpressJS

Top 1% in 11 of 12 skills, ranked by MRR among everyone on Upwork with the skill.

  1. #6Objective-C1,282 freelancers · 🇧🇷 #1Top 0.47%
  2. #7NoSQL Database686 freelancers · 🇧🇷 #1Top 1%
  3. #11ExpressJS5,651 freelancers · 🇧🇷 #1Top 0.19%
  4. #24Ecommerce8,441 freelancers · 🇧🇷 #1Top 0.28%
  5. #28Swift3,634 freelancers · 🇧🇷 #1Top 0.77%
  6. #36Firebase6,978 freelancers · 🇧🇷 #2Top 0.52%
  7. #78React Native10,486 freelancers · 🇧🇷 #3Top 0.74%
  8. #100Next.js15,954 freelancers · 🇧🇷 #2Top 0.63%