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Rajab Ali
@sayed86
Level 1
Professional Electrical Engineer with hands on experience in analog circuits
Pakistan
English, German, Arabic
About me
Greetings!
I am Rajab Ali, a passionate Electrical Engineer with 7+ years of experience in Analog Circuit Design, Power Electronics, PCB Development, and Embedded Systems.
Over the years I have worked on everything from precision filter designs and SMPS simulations in LTspice, to multi-layer PCB layouts in Altium & KiCad, to full IoT systems using ESP32 and STM32. I take pride in delivering accurate, well-documented work that actually makes sense to the person receiving it.
Feel free to message me anytime. Thank you.
Skills
Rajab Ali
Offline •
Average response time: 1 hour
See my services
Embedded Systems & IoT
I will design analog circuits using ltspice including amplifiers filters
Embedded Systems & IoT
I will design and simulate power electronics circuits and smps
Portfolio
Work experience
IoT Solutions Developer
Freelancer.com • Self-employed
Feb 2024 - Present • 2 yrs 3 mos
Designed and deployed end-to-end IoT solutions for home automation, industrial monitoring, and smart energy management systems. Programmed ESP8266/ESP32 modules for Wi-Fi and MQTT-based cloud connectivity using platforms like Blynk, ThingSpeak, and AWS IoT. Integrated sensors including DHT22, MPU6050, load cells, and current sensors with microcontrollers. Delivered complete hardware-software solutions with mobile dashboard interfaces for real-time data visualization.
Analog & PCB Circuit Design Engineer
Upwork • Self-employed
Feb 2023 - Present • 3 yrs 3 mos
Provided analog circuit design and PCB layout services to clients across multiple industries. Designed signal conditioning circuits, op-amp-based filters, power supply units, and sensor interface boards. Created schematics and multi-layer PCB layouts using KiCad and Altium Designer, ensuring DFM compliance and EMI best practices. Delivered Gerber files and full BOM documentation for client manufacturing needs.
Embedded Systems Engineer
Fiverr • Self-employed
Dec 2022 - Present • 3 yrs 5 mos
Delivered freelance embedded systems projects for international clients via Fiverr, specializing in microcontroller programming (Arduino, STM32, ESP32, PIC). Developed firmware for real-time sensor interfacing, UART/I2C/SPI communication protocols, and motor control systems. Designed and debugged embedded C/C++ code for IoT-based automation projects. Maintained a strong client satisfaction record through timely delivery and clear technical communication.
8 Reviews
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Rating Breakdown
- Seller communication level
- Quality of delivery
- Value of delivery
1-5 out of 8 Reviews
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sannnn2
Repeat Client
United States
The work was done professionally and efficiently. It showed good quality, attention to detail, clear communication, and timely completion. Overall, the performance met expectations and reflected a strong level of professionalism.
Seller's Response
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jstudaway
Repeat Client
United States
Seller's Response
Helpful?
jstudaway
Repeat Client
United States
Attention to details, Bug free, Deep understanding, and Level of cooperation.
Seller's Response
Helpful?
podcast_booker
United States
Great experience with this seller. Would definitely work with him again
Helpful?
oliver690
United Kingdom
Rajab Ali delivered satisfactory work the collaboration was excellent, going above and beyond with great cooperation and language fluency, the overall value provided felt lacking.
$50-$100
Price
3 weeks
Duration
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