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Syed Ahmer H.
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Syed Ahmer H.

Senior React Native & IoT Engineer | BLE, ESP32, Embedded Systems

🚀 Senior React Native & IoT Engineer | BLE | ESP32 | Embedded Systems | Mobile Apps Top Rated Plus | 100% Job Success | Proven Delivery Record I help startups and businesses build complete connected products—from embedded hardware and firmware to cross-platform mobile applications. Whether you’re developing an IoT device, BLE-enabled product, industrial automation system, or a production-ready mobile app, I can take your idea from prototype to deployment. What I specialize in: * 📱 React Native (iOS & Android) * 📶 Bluetooth Low Energy (BLE) & Classic Bluetooth * ⚡ ESP32, Arduino, Raspberry Pi & Embedded Firmware * 🔌 IoT Systems, MQTT, Wi-Fi & Cloud Connectivity * 🛠 PCB Design Support & Hardware Integration * ☁ Firebase, REST APIs & Real-time Applications * 🤖 Industrial Automation & Smart Device Development Why clients work with me: * ✅ Top Rated Plus with 100% Job Success * ✅ Clear communication and weekly progress updates * ✅ End-to-end development—from hardware to mobile app * ✅ Clean, scalable, and maintainable code * ✅ Reliable delivery with long-term support If you’re looking for someone who understands both hardware and software and can bridge the gap between embedded systems and modern mobile applications, I’d be happy to discuss your project. Let’s build something great together.

🇵🇰Karachi, Pakistan$30/hr100% JSS5.00 (17)Since Feb 2018
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Earnings and projects

MRR
$2.6k

Last 6 months ÷ 6

World#15,425 / 412k
🇵🇰Country#1,715 / 52.9k
Revenue, last 30 days
$2.8k

Last 6 months: $16k

World#13,673 / 412k
🇵🇰Country#1,527 / 52.9k
Total earnings
$83k

Billed in all: $87k

World#47,711 / 412k
🇵🇰Country#3,785 / 52.9k
Per project
$2.9k

$7.9k in the last 6 months

World#57,731 / 412k
🇵🇰Country#4,016 / 52.9k
Projects, last 6 months
2
0% fixed100% hourly
World#88,918 / 412k
🇵🇰Country#17,051 / 52.9k
Projects in all
29

Across 34 contracts

65% fixed35% hourly
World#100,215 / 412k
🇵🇰Country#16,428 / 52.9k

Earnings, last 30 days

$86.7k+$2.8k earned in the last 30 daysBilled in all, before Upwork's fee · drag across the chart to see what was earned in any stretch
$82k$84k$86k$88kOct 8Oct 23Nov 7

Skill rankings: Top 2% in Android Studio

Ranked by MRR among everyone on Upwork with the skill.

  1. #7Atmel AVR54 freelancers · 🇵🇰 #2Top 13%
  2. #13Microcontroller194 freelancers · 🇵🇰 #2Top 7%
  3. #15Android Studio805 freelancers · 🇵🇰 #3Top 2%
  4. #37Raspberry Pi623 freelancers · 🇵🇰 #8Top 6%
  5. #48Image Processing1,386 freelancers · 🇵🇰 #8Top 3%
  6. #53Arduino1,007 freelancers · 🇵🇰 #7Top 5%
  7. #86C1,974 freelancers · 🇵🇰 #4Top 4%
  8. #133SolidWorks2,691 freelancers · 🇵🇰 #13Top 5%