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Ruslan S.
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Ruslan S.

Senior Embedded & IoT Engineer | Firmware | PCB Design | Edge AI

Delivered 100+ production-ready IoT products with a 97% success score. As the Lead at UnioTech and a Ph.D. in Experimental Physics, I provide a unique scientific approach to solving complex engineering challenges that go beyond standard firmware development. I head a team of 25+ senior consultants, ensuring technical excellence for startups and global enterprises across the US, Canada, UK, Nordics, DACH, and Australia. Proven Track Record: - 91% Repeat Client Rate - we build long-term partnerships, not just code. - 35+ Complete Embedded Solutions delivered from scratch. - 250+ Embedded System Elements designed and integrated. I support the full lifecycle from Discovery & Concept to Long-term Maintenance, ensuring technical excellence for startups and global enterprises. Strategic Industry Experience: - Industrial & Energy: Oil & Gas, Renewable Energy, Industry 5.0. - AgriTech: Farming, Ranching, Forestry (Remote monitoring & LoRa). - Mission Critical: DefenseTech, Aviation, Healthcare (MedTech). - Infrastructure: Transportation, Logistics, Security & Real Estate. Embedded & Edge Technology Ecosystem: ๐Ÿ’ป MCU Platforms: STMicroelectronics ( STM32 ) | Nordic Semi ( NRF51 | NRF52 | NRF54 ) | TI | NXP | Microchip | Silicon Labs| Espressif (ESP32) | Renesas | Infineon ๐Ÿง Embedded Linux & SBC: Raspberry Pi | BeagleBoard | NanoPi | Orange Pi | Nvidia Jetson | Coral โš™๏ธ Operating Systems: Deep experience with Embedded Linux | RTLinux | FreeRTOS | QNX ๐Ÿ› ๏ธHardware & PCB : Electrical Engineering, high-speed multi-layer PCB Design - Altium | KiCad with full Thermal Calculation & Simulation. ๐Ÿ—๏ธ Mechanical & Industrial Design: CAD design with deep PCB integration | 3D printing verification and optimization for Injection Molding ๐Ÿ“ก Connectivity & Edge AI : Wi-Fi | LTE-M | NB-IoT | Bluetooth | GPS | Iridium Satellite | LoRa | LoRaWAN | BLE | Proprietary RF | RFID | Zigbee | CAN | Ethernet (PoE) | USB | RS-485 | Modbus | NVIDIA Jetson | Google Coral ๐Ÿค– Motion Control & Sensors: Precision sensor integration (Acoustic | Vibration | Environmental | Optical ) and Motor Control ( BLDC | Stepper | AC/DC ) Expert C/C++, Assembler, Python ๐Ÿ” Full-Cycle Service Offering 1. Discovery & Concept Development - Requirements Clarification: Defining PRD (Product Requirements Document) & Acceptance criteria, roadmap development, and key results identification. - Concept Development: Comprehensive Mechanical, Electrical, Embedded software, and Software concept preparation. - Analysis & Planning: System Analysis & Simulations, preliminary BOM (Bill of Materials) calculation, device cost estimation, and actionable implementation plans. 2. Comprehensive Implementation - Multidisciplinary Engineering: Seamless integration of Mechanical Engineering, Electrical Engineering, and multi-layer PCB Design. - Software & Firmware: High-performance Firmware and Embedded Software development, alongside core Software development. - Prototyping & Scale-Up: Assembling, hardware prototyping, pilot run production support, and rigorous Quality Assurance (QA). 3. Long-Term Maintenance & Support - Lifecycle Support: Production support, system supervision (market analysis, tech R&D, rough estimations), user consulting, and assistance. - Optimization & Updates: Seamless updates to new versions of Firmware, Software, and OS, minor functional updates, system configuration, and optimization. The Scientific Advantage: My background in physics allows me to handle advanced signal processing, noise filtering, and high-performance system-to-hardware integration that requires more than just coding, it requires a deep understanding of physical laws. Ready to build a smarter, more integrated business? Letโ€™s talk.

๐Ÿ‡บ๐Ÿ‡ฆKhmelnytskyi, Ukraine$50/hr100% JSS4.97 (9)Since Oct 2020
GlobeUpwork
MRR
$3,697
๐ŸŒ#9,174/363K
๐Ÿ‡บ๐Ÿ‡ฆ#660/12.9K
Recent Earnings
$22,180
๐ŸŒ#9,174/363K
๐Ÿ‡บ๐Ÿ‡ฆ#660/12.9K
Total Earnings
$378K
๐ŸŒ#4,615/363K
๐Ÿ‡บ๐Ÿ‡ฆ#406/12.9K
Avg. Per Project
$31,540
๐ŸŒ#2,406/363K
๐Ÿ‡บ๐Ÿ‡ฆ#237/12.9K
Recent Projects
3
1f2h
๐ŸŒ#168K/363K
๐Ÿ‡บ๐Ÿ‡ฆ#7,003/12.9K
Total Projects
12
1f11h
๐ŸŒ#168K/363K
๐Ÿ‡บ๐Ÿ‡ฆ#7,003/12.9K
MRR Performance Over Time
$50k$25k$0
6 mo ago3 mo agoNow
Coming SoonGathering historical data
World Skill Rankings
of 10
#1
nRF51Top <0.01%
#8GPS
#9WiFi
#11nRF52
#12LoRa
#15Firmware
#19Bluetooth
#20Bluetooth LE
#22Electronic Design
#23Raspberry Pi
#28Embedded C
#29Arduino
#30Circuit Design
#31STM32
#32Microcontroller Programming
#37ESP32
#39Electrical Engineering
#60PCB Design
#64Embedded System
#65C
๐Ÿ‡บ๐Ÿ‡ฆUkraine Skill Rankings
of 35
#1
Electrical EngineeringTop <0.01%
#1nRF52
#1nRF51
#1LoRa
#2Microcontroller Programming
#2Electronic Design
#2Raspberry Pi
#2Arduino
#2WiFi
#3Circuit Design
#3ESP32
#3Firmware
#3STM32
#3Bluetooth LE
#3GPS
#4PCB Design
#4Embedded C
#5Bluetooth
#6Embedded System
#6C
Ruslan S. โ€” Top 5% in Ukraine | UpworkMRR