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Viacheslav M.
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Viacheslav M.

Prototyping | PCB design | Electronics Engineering

Providing you with 10+ years of expertise in Electronics Engineering, developing Embedded Systems, IoT, Sensors, and Smart electronics. You will get top-tier end-to-end service in custom electronics development, from Schematics & PCB design to Hardware & Firmware, Software, and related Server solutions. From prototyping to production-ready and optimized devices. My area of expertise covers wearable electronics, smart devices, sensors, and home and industrial appliances. Your project will be supplemented by my deep knowledge of wire and wireless protocols, low power and battery operated devices, analog, power, low noise, and precise electronics. 💬I’m looking forward to hearing the details of your project to find the best-fit solution for you ✔️HARDWARE: STM32 (any), AVR (ATmega, ATtiny). Espressif ESP32 (any), ESP8266, Raspberry, Nordic Semiconductor nRF52, nRF51, TMS, FPGA, PLD / CPLD, Fujitsu, Z-80, AC/DC, DC/DC, Power Electronics, Displays graphic, character, e-ink, LED, OLED, and touchscreens ✔️LANGUAGES / TECHNOLOGIES: Embedded C / C++, Assembler (Cortex-M, AVR), Reverse Engineering, PHP, RUBY, JS, Solidity, Mysql, Nosql, Redis, HTML / CSS / SCSS, API integration, Web3, Сonsole C, Altium, KiCad, P-CAD, Sprint layout, Solidworks, Orcad, DiptraceReverse Engineering, Circuit diagrams, PCB design, Schematics, GERBER ✔️CLOUDS: AWS IoT ✔️PROTOCOLS / STANDARDS: GPRS / LTE, MQTT, SSL / TLS, HTTP / HTTPS, Bluetooth, WiFi, RF, TCP, GNSS, GPS ✔️INTERFACES: I2C, SPI, UART, CAN, RS, SDIO, PWM, Analog, LoRa, LVD

🇺🇦Kharkiv, Ukraine$49/hr100% JSSSince Feb 2021

Earnings and projects

MRR
$14k

Last 6 months ÷ 6

World#555 / 412k
🇺🇦Country#41 / 14.3k
Revenue, last 30 days
$9.9k

Last 6 months: $85k

World#1,488 / 412k
🇺🇦Country#85 / 14.3k
Total earnings
$234k

Billed in all: $248k

World#11,907 / 412k
🇺🇦Country#976 / 14.3k
Per project
$78k

$28k in the last 6 months

World#348 / 412k
🇺🇦Country#38 / 14.3k
Projects, last 6 months
3
0% fixed100% hourly
World#66,479 / 412k
🇺🇦Country#2,681 / 14.3k
Projects in all
3
0% fixed100% hourly
World#304,140 / 412k
🇺🇦Country#11,447 / 14.3k

Earnings, last 30 days

$248k+$9.9k earned in the last 30 daysBilled in all, before Upwork's fee · drag across the chart to see what was earned in any stretch
$235k$240k$245k$250kOct 8Oct 23Nov 7

Skill rankings: #1 in 3 skills of 15

Rarest: top 0.21% in Prototyping, of 3,352. Ranked by MRR among everyone on Upwork with the skill.

  1. 1Analog Electronics193 freelancers · 🇺🇦 #1Top 0.52%
  2. 1Wireless Communication132 freelancers · 🇺🇦 #1Top 0.76%
  3. 1Embedded Application101 freelancers · 🇺🇦 #1Top 0.99%
  4. 2Circuit Design544 freelancers · 🇺🇦 #1Top 0.37%
  5. 2Electronic Design352 freelancers · 🇺🇦 #1Top 0.57%
  6. 2Firmware350 freelancers · 🇺🇦 #1Top 0.57%
  7. 2Digital Electronics243 freelancers · 🇺🇦 #1Top 0.82%
  8. 2AWS IoT Core192 freelancers · 🇺🇦 #1Top 1%