🔥 TOP 3% Upwork 🚀 TOP 1% Mechanical Engineering and Product Development 🚀 TOP 5% System Intergration Summary: I help startups, entrepreneurs, and established companies bring their physical product ideas to life — from a napkin sketch to a market-ready product — through elite Product Design, Mechanical Engineering, and Prototyping services, without the typical manufacturing headaches or communication gaps. I operate through arshop LLC, a registered LLC, which allows clients to work with a structured engineering practice rather than an informal solo freelancer. This means clear project scope, professional documentation, organized billing, and a more reliable process for product development, prototyping, and manufacturing support. 🔹 100+ products designed, prototyped, and launched 🔹 $10M+ in collective client product revenues 🔹 Products accepted by REI, used in aerospace, consumer electronics, and robotics 🗣 "Viktor is the secret weapon behind our hardware product success — his expertise saved us months of trial and error. Best mechanical engineer I’ve worked with." 👉 If this sounds like what you need, invite me to your job to schedule a free discovery call. Why Clients Choose Me: 🚀 ex.Meta, Amazon, Toyota — precision engineering meets real-world manufacturing 🔩 Full-stack expertise: Mechanical, Electromechanical, Robotics, Prototyping 📈 Strategic thinker: I don’t just build — I help optimize for cost, scale, and aesthetics 🛠️ Direct supplier connections: I can guide you from CAD to factory floor 🏢 Registered LLC —arshop LLC, structured engineering practice with professional project management, documentation 👉 Invite me to your job to book a free discovery call. Services & Solutions: ✅ End-to-End Product Development — from napkin sketch to mass production ✅ Product Design, Industrial Design, Concept Design, Mechanical Design, Electronic Design, Engineering Design ✅ Mechanical Engineering & Electromechanical Systems: actuators, sensors, control systems ✅ Advanced Product Roadmap & Product Management — from MVP to scalable products ✅ 3D Design, 3D Modeling, 3D Rendering, 3D Texturing, Visualization for Pitch Decks & Marketing ✅ Design for Manufacturing (DFM), Design for Assembly (DFA), DFx: optimizing for cost, reliability, and scalability ✅ Finite Element Analysis (FEA), Structural & Thermal Simulation for durability and performance ✅ Rapid Prototyping: 3D Printing, CNC Machining, Sheet Metal, Welding, Injection Mold Design, fabrication ✅ PCB Design: Circuit Design, Mechatronics PCB, High-speed Digital & RF PCB Design ✅ Embedded Systems: Microcontroller Programming, Embedded System 3D Modeling, Raspberry Pi, Arduino ✅ Electronics Prototyping & Low-volume Manufacturing ✅ CAD Modeling, Drafting, Technical Documentation (Autodesk AutoCAD, Fusion 360, SolidWorks) ✅ Robotics & Automation Solutions: Industrial Robotics, Custom End Effectors, Industrial Design Robotics Engineering ✅ Aerospace-grade Engineering: precision tolerances, lightweight structures ✅ Consumer Electronics & IoT Device Development ✅ Retail & Consumer Goods, Sports & Recreation Equipment Design (incl. Footwear Design) ✅ Manufacturing Consulting: supply chain optimization, Design Transfer to Factory, Capital Equipment Evaluation ✅ Operations Management Software integration for production scaling ✅ Quality Control Process Design, Reliability Testing, HALT/HASS methodologies ✅ Sustainability Consulting: Design for Repair, Modular Design, Materials Optimization Tech Stack: SolidWorks, Autodesk Fusion 360, Autodesk AutoCAD, DraftSight CAD & CAM software suites (Printer Automation Experience CAD & CAM Software) FEA Tools: ANSYS, SolidWorks Simulation, Fusion 360 Simulation PCB Design Tools: Altium Designer, KiCad, Eagle PCB Embedded Development Platforms: Arduino, Raspberry Pi, ESP32, STM32 Programming: C/C++, Python (for automation and prototyping), MicroPython 3D Printing: SLA, SLS, FDM technologies CNC Machining (multi-axis), Sheet Metal Fabrication, Injection Molding workflows 3D Rendering & Visualization: Blender, KeyShot Prototyping labs network in US & Asia for fast iteration Supply Chain & Manufacturing Management: Factory Collaboration Platforms Quality & Reliability Tools: ISO standards application, DFMEA, PFMEA Operations Management Software: Odoo, Katana MRP Collaboration Tools: Notion, Slack, Trello, ClickUp Supplier Network in the US and Asia 👉 Invite me to your job to schedule a FREE discovery call and let’s make your product a success.

Need a MATLAB or Simulink solution that actually works? I develop reliable, validated engineering solutions for control systems, power systems, signal processing, optimisation, and AI applications. My focus is on building accurate simulation models, solving complex engineering problems, and delivering clean, well-documented code that clients can confidently use for research, product development, and industrial applications. Over the past several years, I have developed MATLAB and Simulink solutions for transformer diagnostics, HVDC systems, motor control, renewable energy systems, electric vehicle applications, signal processing, machine learning, and real-time hardware integration using Arduino and ESP32. 🔹 Technical Expertise 1. MATLAB Programming & Simulink • Model development, debugging, optimisation, solver errors, algebraic loops, and model stability. 2. Control Systems • PID, State-Space, Model Predictive Control (MPC), observer design, stability analysis, and controller tuning. 3. Power Systems & Power Electronics • HVDC systems, transformers, renewable energy systems, motor drives, inverter design, and fault analysis. 4. Signal Processing • FFT, Wavelet Transform, digital filtering, feature extraction, condition monitoring, and fault detection. 5. AI & Machine Learning • CNN, LSTM, SVM, regression, classification, forecasting, predictive maintenance, and fault diagnosis. 6. Optimisation • Mathematical Optimisation, Genetic Algorithm (GA), Particle Swarm Optimisation (PSO), and engineering optimisation. 7. MATLAB GUI Development • App Designer, interactive dashboards, engineering tools, automated reporting, and data visualisation. 8. Hardware Integration • Arduino, ESP32, sensors, serial communication, data acquisition, and embedded system interfacing. 9. MATLAB Toolboxes • Simulink, Simscape Electrical, Stateflow, App Designer, Control System Toolbox, Signal Processing Toolbox, Optimisation Toolbox, and Statistics & Machine Learning Toolbox. 🔹 Industries Served 1. Renewable Energy & Solar PV Systems 2. Electric Vehicles (EV) & Charging Infrastructure 3. Power Electronics & Motor Drives 4. Industrial Automation & Embedded Systems 5. Smart Grid & HVDC Systems 6. Research, Academia & Engineering Prototyping 🔹 Recent Project Highlights 1. AI-powered transformer fault diagnosis system (95%+ accuracy). 2. Benchmark LCC and MMC HVDC simulation models. 3. Custom PID auto-tuning solutions for control systems. 4. Real-time ESP32 and MATLAB integration. 5. Renewable energy and EV charging simulations. 6. Custom MATLAB GUI applications and engineering tools. 🔹 What I Deliver 1. Production-ready MATLAB code and Simulink models 2. Accurate, validated simulation results 3. Clean, maintainable, and well-documented code 4. Technical reports and engineering documentation 5. Fast communication and reliable project support 6. Long-term support for future improvements and enhancements Whether you need a new MATLAB application, a Simulink model, debugging, optimization, AI integration, signal processing, control system design, power systems analysis, or research implementation, I can help transform your ideas into reliable engineering solutions that deliver accurate and practical results. If you already have MATLAB code, a Simulink model, a research paper, or project specifications, send them over. I'll review your requirements, discuss the best approach, and deliver a solution that meets your technical goals.

✅ Lead Electronics Engineer with 8 years' and experience in development of the innovative electronic devices to meet the implementation in real-time. ✔︎ 100% Job Success | TOP RATED | 8+ happy customers 🚀 Providing FULL-CYCLE product design from Idea to Production: Electronics PCB, Firmware, App development, Prototype Testing, Debugging, Manufacturing, and Troubleshooting. Why me? • Provide revisions until you are 110% satisfied. • Meets deadlines and does not compromise on quality. • Ensures timely updates with responsibility. Don't hesitate to reach out to me. I'm interested to hear what you are working on, and I'll be honest about what I can contribute. ========== ELECTRONICS HARDWARE ========== - Circuit Simulation: Related to Mixed-Signal, Analog, and Power Electronics Circuits. - Schematic/Circuit Design - PCB/Layout Designing - Prepare Design Control Documents - BOM Procurement, Prototype Manufacturing in China & India; - PCB Software: Altium, Diptrace, kiCAD, etc. - Simulation Software - Matlab Simulink, LTSPICE, PSPICE, WEBENCH, MULTISIM ========== EMBEDDED FIRMWARE ========== - Embedded Programming for Microcontrollers such as STM32, nRF5, AVR, PIC, etc. - Worked on Arduino, Raspberry Pi, STM32, and nRF52 Boards Development. - Worked on Bluetooth, WiFi, and other RF Frequency Protocols. - Worked on MEMS / IMU Sensors. - RFID and Fingerprint Circuit Designing. - Create Machine Learning and AI models for IoT projects - Image Recognition based on SensiML and Edge Impulse tool - Firmware Software: Visual Studio, Arduino, Python, AVR Studio; ========== MANUFACTURING ========== - Consultation on any aspect of design and manufacturing. - PCB Prototype manufacturing, debugging, and validation; - Mass production final product assembly, testing and final finishing; ✅HIGHLY SPECIALIZED: Worked for various US-based startups and companies focusing mostly on electronics hardware design and firmware development in the following product fields - ✔︎CONSUMER Electronics: - Develop IoT projects, sensors, wearable electronics, Smart-home systems, Computer peripheral devices, Power banks, speakers, Car battery chargers, USB C PD, Battery chargers, etc. - MEMS sensors, sensors, and actuators Interface with Controller with communication protocols such as wi-fi, Bluetooth, BLE, GPS, GSM, LoRa. - Reverse Engineering on Existing Electronics & Electrical Product. - Develop High-reliability systems for Robotics and Automation needs; ✔︎MEDICAL Devices: - Develop an advanced TENS EMS Nerve Stimulator machine, - Develop custom EEG board and EMG board for various medical needs ✔︎POWER Electronics: - Worked on DC to DC, DC to AC, and AC to DC converters in the Power Electronics field. - Experienced in working with power topologies such as Synchronous Buck, Boost, Buck-Boost, Flyback, Push-Pull, Full Bridge, Half Bridge, Phase shifted full bridge. - Thermal Analysis simulation to manage Heat Flow on PCB ✔︎AUTOMOTIVE / ELECTRIC VEHICLES: - On-Board Chargers (OBC) - Battery-management systems (BMS) Access to lab Instruments: Oscilloscope, power supply, function generator, multimeter, Electronics Lab Kit, Raspberry Pi, nRF51, nRF52 modules, and other development kits. Inhouse creality ender 5 plus 3D Printer. -------------------------------------------------------------------------------------------------------- Tags: Electrical Engineer | Electrical Engineering | Electronics | Hardware | Firmware | PCB | PCB layout | Board layout | Schematics | kiCAD | Eagle | CAD | IoT | Internet of Things | Power Electronics | Solar Design | Bluetooth | BLE | TI | Texas Instruments | Analog Electronics | FPGA | SoC | C | C++ | MCU | Microcontroller | prototype | validation | Enclosures | BMS | Python | LTspice | Pspice | Multisim | MATLAB | Arduino | Raspberry Pi | EEG | EMG | ECG | EKG | Reverse Engineering | Wi-Fi | Radio Frequency | GSM | GPS | LoRA | Zigbee | Smart metering | Smartgrid | AVR | PIC | STM | ESP32 | ESP8266 | Embedded System | Electronics | Digital Electronics | Product Design | Circuit Design | DIY | Power System | Grid Designing | AutoCAD | Helioscope | PVsyst | App | iOS | IoT App | Edge Impulse | SensiML | TinyML | IMU | Fitness | Tracker | Gyroscope | Accelerometer

I have over 14 Years of full-stack development experience with .NET and Python. Possesses a broad knowledge of Microsoft Technology stack including C#, .Net Core, Asp.Net, MAUI, UWP etc. I am passionate about technology and value-driven projects. Please check my skills below. Key Skills: Research, Bayesian Statistics, Reinforcement Learning, Machine Learning, Artificial Intelligence (AI), Probabilistic Graphical Models, Probability Theory, Bayesian Inference & Modeling, Natural Language Processing (NLP), CSV, GPT, Generative Pre-trained Transformers (GPT), Natural Language Understanding (NLU) Languages Python, Python 2, Python 3, Prolog, Java 8, Java, C++ My expertise also lies in developing custom devices based on Microcontrollers and SOC Microcomputers. This encompasses component selection, circuit and PCB design, firmware development, and prototype production. I have a proven track record of transforming ideas into reality. My programming skills include embedded C, C++, and C#, as well as experience with Linux and embedded OS-based solutions. ## Frameworks ASP.NET Core, ASP.NET, Windows Communication Framework (WCF), .NET Core, .NET, Blazor, IdentityServer 4, ASP.NET Core 2, Angular, Angular Material, ASP.NET Web Forms, OAuth 2, Windows PowerShell, Bootstrap, Windows Presentation Foundation (WPF) ## Languages C#, T-SQL, JavaScript, TypeScript, HTML5, CSS, XAML, SQL, Visual Basic for Applications (VBA). ## Tools Azure App Service, Angular CLI, Visual Studio 2019, Kentico, Visual Studio, Apache Storm, Azure Key Vault ## Platforms iMIS, Docker, Kubernetes, Xamarin, Windows, Azure, Visual Studio Code, Amazon Web Services (AWS), Linux, Umbraco I have managed software engineering and DevOps operations for large-scale cluster systems, ensuring seamless support for AI research initiatives. My efforts have been instrumental in deploying and commercializing advanced machine learning algorithms, introducing cutting-edge AI solutions to the market. I actively stay updated with advancements in AI, integrating innovative techniques into my work to ensure our solutions remain effective and on the forefront of technology. My experience spans diverse machine learning applications, including image recognition systems and predictive models, reflecting my comprehensive knowledge in the field. Thanks for visiting my profile !!

I’m a results-driven Embedded Systems Engineer with 8 years’ experience and B.Sc. Robotics & Mechatronics, who delivers end-to-end custom electronics solutions. Key strengths: - Firmware: C/C++ & RUST for microcontrollers, Verilog & System verilog for FPGA. - Hardware & PCB: Altium/KiCad designs. - Software: Qt/C++ desktop apps and embedded linux. I work hand-in-hand with clients to transform ideas into robust, production-ready embedded systems - covering everything from initial concept and prototyping to final integration and support. Let’s discuss your next embedded project!

Hello ... My name's Steve, and I operate a small engineering design consultancy, jsp Technologies, established in the Fall of 2012. Areas of concentration include electronics and electrical engineering, including PCB design & manufacturing support, assembly, test, select embedded firmware development, 3D modeling & rendering of product concepts, 3D printing, system diagramming, specification development, project planning and scheduling. Markets & locales served have included consumer, industrial and military spaces across North America (CA, WA, SD, NE, MN, TN, MA, GA, FL), South America (Brazil) and Europe (UK & CH). The following represent some specific product areas that the consultancy has engaged at various levels: * solar LED lighting; * medical LED lighting; * personal security wearables; * test equipment rigs (used in manufacturing of consumer products); * industrial controllers; * WiFi barcode scanner architecture & feasibility studies; * training weapons; * multi-output power supply for rural phone/battery charging applications; * Wifi borescope imaging product architecture; * tablet computer architecture; * handheld target acquisition prototype refinement (military, law enforcement, hunting); * ornamental, LED-based consumer product feasibility; * Bluetooth Smart & Smart Ready devices (mono audio & data, BLE-enabled fitness product prototype); * energy harvesting (piezoelectric and solar). Current IoT Wearable Products in the Market: Sun-a-wear.com/en (health monitoring wearable) GetthePOM.com (personal security wearable) Other engineering areas: large-scale mechanized system development with servo motors, amplifiers, complex cabling, embedded controllers (e.g., PC/104, VME), custom analog/digital circuit development, linear and rotational position sensors (e.g., LVDTs, linear potentiometers, resolvers), proximity sensors (e.g., inductive, Hall effect, mechanical limit switches). The highlighted projects here on Upwork (job descriptions, reviews, photo gallery) represent only a portion of the work performed over the span of a few decades. Thank you for your consideration. -s, ny

🖊💻⌚️ When it comes to Multi-Layer PCB designing and hardware designing I’m the GOAT with 10 years experience in hardware designing and mass production but I’ve just joined this platform so I’m offering a discount to my first 3 clients. I’m looking forward to work with you, amazing clients on this amazing platform and my dedication extends to my long-term clients, whom I offer discounted rates as a gesture of appreciation for their loyalty. 🖊 My ten years of experience in hardware designing has led me to become obsessed with providing neat and detailed documentation for my designs. I believe that the details of a design are one of the main necessities that can be forgotten if they are not documented in time. 🖊 If you require a cost-effective product design (BoM+PCB+PCBA, from circuit concept to assembly), you are in the right place, Five out of my ten years of experience in hardware design have been dedicated to companies requiring mass production, and I am also proficient in the fundamental concepts of HDI PCBs. 🖊 If your product needs to comply with EMC|EMI|EFT/B|Surge standards or if compatibility with IPC standards is required, then I'm probably one of the best choices for you. Throughout all these years, Some of my managers believed that persistence toward my goals and creative problem solving are two of my main characteristic features, I endorse this perspective and speculate that this attribute has developed in me due to my experience in designing diverse hardwares’ circuit and PCB. 🖊 As a dedicated professional in the hardware designing industry, I am fueled by a passion for technology and a commitment to staying abreast of the latest advancements and with a mindset that regards the client's work as my own, I strive for nothing less than optimal execution moreover I am proficient in converting across various CAD platforms and editing Gerber files. ✔ Schematic and Multi-Layer Printed Circuit Board Design, Cost-Effective Part Selection ✔ Generation of manufacturing files, Bill of material management, Design Documentation ✔ Multi-layer boards with and without buried, blind and microvias (I utilize them only when absolutely essential) ✔ Micro-controller and FPGA based embedded hardware design ✔ Analog Audio, Digital and Mixed circuit Design, FPC ✔ OrCAD, Cadence virtuoso, Proteus, SPICE Simulation, Polar(Si9000), STM32Cube ✔ Signal Integrity, Power Integrity, PDN analyzer ✔ Impedance controlled PCB design, PCB miniaturization, Cost-effective ✔ IPC Standard Footprint and Layout design ✔ EMC and CE&EU Certification design ✔ Crosstalk and Coupling considerations on PCB ✔ 3D Component, Autodesk Fusion 360 ✔ Component Library Management, Active BoM ✔ Arduino and STM32 Based Firmware design ✔ Microprocessor / Microcontrollers: STM32, PIC, LPC ✔ Microcontrollers Platforms: Z-turn, Arduino Uno, Arduino Nano, Arduino Due, Arduino Pro, STM32 Nucleo board, ESP8266, ESP32, NodeMCU, Raspberry Pi, Z-turn ✔ Coding Languages: C/C++, Python ✔ Coding IDE: Keil, Arduino IDE, IDLE, PyCharm, ✔ Audio, RF Module, LCD, Filter, RFID, SFP, Ethernet, PCIe ✔ DDR1~4, Flash, DSP, FPGA, Zynq, Microchip, ASIC ✔ GPS, Bluetooth, Wi-Fi, ZigBee, RF 433, GSM, LTE, BLE based products ✔ nRF52, Analog Device transceivers, HFBR Broadcom Fiber Optics ✔ Eagle ✔ Embedded System ✔ Arduino ✔ PCB Design ✔ Altium Designer ✔ Electronic Circuit Design ✔ Microcontroller Programming ✔ Digital Electronics ✔ Analog Electronics ✔ Hardware Design ✔ KiCAD ✔ Multilayer PCB ✔ ESP32 ✔ Electrical Engineering ✔ Robotic ✔ Piezoelectric ✔ IGBT Gate driver

Experience: - Webinars about basic foundation of LabVIEW by request of National Instruments - Teacher of the course "Programming robots with LabVIEW» (PFML 239) Experience in industries (automation systems): - education; - metrology; - nuclear energy; - aviation industry; - physiology; - energetics; - engineering. Devices and interfaces - PC - PXI - SCXI - Real-time - FPGA - NXT/EV3 - Owen - VISA, Modbus. - SQL Honors: - First place in the category "Best use of technology NI" for the concept of "Comfortable Flat" Robohak, Skolkovo, September 2014; - First place in the 10th competition on programming in LabVIEW (National Instruments); CLA Certification: № 100-519-10292, 11.04.2019

Supporting your next electronic system with high-quality hardware development. Services range from design reviews to complex multi-layer PCB prototyping, striving for minimal iterations and solid technical documentation to seamlessy walk through your project's audits. If you're seeking value from a seasoned engineer with next-level attention to detail, strong communication, and great problem solving skills that will thoroughly assist you during your project development phase, send me a message so we can discuss your needs. Main services: • Design Review • Multi-layer PCB Design • Schematics Capture • PCB Layout • Design for Manufacture • Design for EMC • Prototyping • DFMEA • Simulation As an hardware engineer consultant, I've worked in the robotic industry, medical devices industry (ISO13485, IEC60601), IoT industry consumer electronics industry, and automotive industry. Some of these project have been commercialised. You'll find them in my "Other Experiences" section. Hope you'll like the equestrian robot, and the hair removal device. My top 2. To get a feel for what I do (without the casing of the final product), have a look into my portfolio. Need more information before making a choice? Feels like a fit? Let's schedule a call and discuss your project to see if, and how I can help you.

I am a multi-skilled developer specialising in TradingView Pine Script, WordPress development, and Python data science & trading automation. With additional expertise in Arduino firmware, PLC programming, and technical troubleshooting. 🔹 TradingView (Pine Script) Custom indicators (Pine Script v4/v5/v6) Automated strategies with backtesting Webhook alerts for live trading execution Strategy optimisation and performance tuning 🔹 WordPress Development Complete site setup and customisation Fixing WordPress critical errors & plugin/theme issues CPanel troubleshooting and server-related fixes Secure WordPress migration between servers 🔹 Python Development (Data Science & Finance) Data analysis using Pandas/NumPy Financial analytics and technical analysis Backtesting engines & automated trading bots API integrations (brokers, exchanges, data providers) 🔹 Embedded Firmware / Arduino Arduino coding for sensors, modules, and automation Debugging and hardware troubleshooting 🔹 PLC Programming PLC logic programming Industrial automation troubleshooting 🔹 Google Apps Script Google Sheets, Forms, Gmail automation Custom workflow automation solutions 🔹 Technical Support Hardware & software troubleshooting System diagnostics and optimisation