Serhii K.
Hardware & Electrical RF Engineer
Expert level electrical and some mechanical/industrial design engineer with 25+ years of experience in the electronic systems hardware development. 3D design of electronic housing. Design from concept to mass production, prototyping and manufacturing. -Electronic circuit and PCB design including multilayer, high-speed, HDI, BGA, -Generation of full manufacturing packages including Gerber files, -Design and development of analog and digital systems, -Laboratory measurement and testing -Troubleshooting and repairing of equipment remotely -Consulting and online support -3D hardware design of enclosure and stack PCB assemblies using SolidWorks -Digital and analog wireless RF, impedance matching, microstrips, EMI, EMC -Antenna design including PCB antennas, feeders -Low power & battery operated devices, fast charging, Solar and other energy harvesting -Motor control -Optic -3D printing, milling and lathe service. I am experienced in: Altiun Designer SolidWorks Protel, PCAD STM32CubeMX Keil, IAR, True Studio, CooCox, AVRStudio SolidCAM, Power Mill ADSimPLL MicroWave Office MicroCap Programming languages: C, ASM Standards and technologies: UART, SPI, I2C, USB, RS232, RS485, BT.656 OLED, LCD, TFT, BLE, MIMS, GPS, RFID Extremely low power design, DC-DC converters, solar cell energy harvesting Lithium battery safe and charging, fast charging Low temperature battery powering
Earnings and projects
Last 6 months ÷ 6
Last 6 months: $1.2k
Billed in all: $180,257$180k
$408 in the last 6 months
Across 61 contracts
Earnings, last 30 days
Skill rankings: Top 25% in Arduino
Ranked by MRR among everyone on Upwork with the skill.
- #20RFID62 freelancers · 🇺🇦 #3Top 32%🇺🇦#3 of 5
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- #71Analog Electronics193 freelancers · 🇺🇦 #6Top 37%🇺🇦#6 of 9
- #107Hardware Prototyping267 freelancers · 🇺🇦 #7Top 40%🇺🇦#7 of 15
- #124Electronic Design352 freelancers · 🇺🇦 #9Top 35%🇺🇦#9 of 14
- #135Electronics432 freelancers · 🇺🇦 #7Top 31%🇺🇦#7 of 11
- #183Circuit Design544 freelancers · 🇺🇦 #10Top 34%🇺🇦#10 of 17