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Kadir S.

Kadir S.

Fw/Hw/Sw Design Engineer Altium|KiCAD|ESP32|nRF52|Arduino

Exceptional Chip & Hardware Engineer | Military-Grade IoT Solutions 🚀 ABOUT ME Are you looking for an exceptional engineering partner who can take a complex idea and turn it into a market-ready, military-grade product? I am an elite Chip Design and Hardware Engineer with a background in the defense industry. Having built the foundation of my career as a Military AESA Radar Design Engineer at a leading defense corporation, I bring military-level precision, uncompromising reliability, and rigorous engineering standards to every commercial and industrial project I undertake. Unlike a standard engineer, I do not just design prototypes; I build functional, robust, and end-to-end electronic ecosystems. From silicon-level design and multi-layer PCB assemblies to custom firmware, mobile apps, and backend integrations, I provide flawless, turnkey solutions. 🏆 THE "EXCEPTIONAL" ENGINEERING DIFFERENCE ✔️ Military-Standard Discipline: My defense background guarantees that your product is designed to withstand extreme conditions and is fully ready for manufacturing (DFM). ✔️ Early Delivery: I have a flawless track record of delivering complex project phases well ahead of deadlines, without ever compromising on quality. ✔️ Professional Documentation: I document my software and firmware processes using Doxygen at military standards, ensuring complete transparency and immense technical detail. ✔️ Flawless 3D Integration: Thanks to my deep expertise in 3D PCB files, I ensure seamless, collision-free integration of designed PCBs with mechanical enclosures. ✔️ Ultra-Fast Communication: Regardless of the time zone, I guarantee a clear, technical response to your messages in under 3 hours. ⚙️ CORE AREAS OF EXPERTISE 🔬 HARDWARE, RF, AND CHIP DESIGN • Chip & Circuit Design: High-precision Analog/RF amplifier circuits based on Opamp, MOSFET, and BJT. • PCB & Enclosure Architecture: Schematic capture and flawless PCB/enclosure design using Altium and KiCad. • Simulation: Comprehensive circuit simulations with LTspice to eliminate error margins before production. • Wireless Technologies: Advanced BLE (4.0 - 5.4) circuits and NFC reader/tag hardware. • Power & Data Acquisition: Motor drivers and high-precision ADC/DAC data acquisition circuits. • Digital & Sensor Architectures: Digital circuits with MCUs; Accelerometer, Gyroscope, Pressure, Temperature, Light, Infrared (IR), Current, Voltage, and Laser sensor networks. 💻 FIRMWARE & EMBEDDED SYSTEMS Military-grade, highly optimized embedded software development across a wide range of platforms: • ESP32, Arduino, nRF52, Raspberry Pi, Raspberry Pi Pico, STM, NXP, Nuvoton. 📱 FULL-STACK SOFTWARE & IoT ECOSYSTEMS I merge hardware potential with seamless end-user experiences: • Mobile Apps: iOS and Android applications using React Native. (Practical field experience especially in BLE communication, sensor data processing, and GPS-based apps). • Desktop Apps: Industrial hardware control and monitoring software using Electron.js. • Backend Architecture: Real-time, low-latency backend systems design using REST API / WebSocket and Node.js. 🤝 Let's build your idea right and flawlessly the first time. Send me a message right now to discuss your technical requirements.

🇹🇷Istanbul, Turkey$35/hr100% JSS4.76 (30)Since May 2022

Earnings and projects

MRR
$67

Last 6 months ÷ 6

World#144,515 / 412k
🇹🇷Country#1,065 / 3,515
Revenue, last 30 days
$0

Last 6 months: $402

Total earnings
$11k

Billed in all: $11k

World#189,594 / 412k
🇹🇷Country#1,520 / 3,515
Per project
$329

$134 in the last 6 months

World#222,740 / 412k
🇹🇷Country#2,010 / 3,515
Projects, last 6 months
3
100% fixed0% hourly
World#66,481 / 412k
🇹🇷Country#493 / 3,515
Projects in all
33

Across 35 contracts

97% fixed3% hourly
World#89,875 / 412k
🇹🇷Country#683 / 3,515

Earnings, last 30 days

$10.9kNothing earned in the last 30 daysBilled in all, before Upwork's fee · drag across the chart to see what was earned in any stretch
$10.6k$10.8k$11.0k$11.2kOct 9Oct 24Nov 8

Skill rankings: Top 27% in MATLAB

Ranked by MRR among everyone on Upwork with the skill.

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  5. #66RF Design132 freelancers · 🇹🇷 #2Top 50%
  6. #88Analog Electronics193 freelancers · 🇹🇷 #7Top 46%
  7. #110Bluetooth244 freelancers · 🇹🇷 #1Top 45%
  8. #234Embedded C658 freelancers · 🇹🇷 #8Top 36%