RF Engineers pentru angajare
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Hi, I'm Nadia! As a seasoned Graphic Designer and Web Developer with over five years of experience, I craft compelling visual identities and innovative digital solutions that empower businesses to grow. Committed to excellence, I prioritize client satisfaction by delivering high-quality, tailored results within...Hi, I'm Nadia! As a seasoned Graphic Designer and Web Developer with over five years of experience, I craft compelling visual identities and innovative digital solutions that empower businesses to grow. Committed to excellence, I prioritize client satisfaction by delivering high-quality, tailored results within deadlines. My goal is to transform ideas into impactful designs and seamless web experiences that drive success. My Expertise: Graphic Design ✔ Custom Logo Design & Animation ✔ Banner & Poster Design ✔ Packaging & Label Design ✔ Icons & Illustrations ✔ Leaflets & Flyers ✔ Business Cards & Brochures ✔ Envelope & Letterhead Design ✔ PowerPoint Presentations & Pitch Decks Web Development ✔ E-Commerce Solutions ✔ Mobile-Responsive Websites ✔ Website Redesign & Maintenance ✔ Custom WordPress Themes ✔ Shopify, Wix & Squarespace Sites Mobile App Development ✔ iOS & Android Apps ✔ Cross-Platform Solutions ✔ UI/UX Design & Prototyping ✔ App Maintenance & Support ✔ Custom Feature Integration CRM Development & Management ✔ Custom CRM Solutions ✔ CRM Integration & Automation ✔ Data Migration & Management ✔ Workflow Optimization ✔ Ongoing Support & Training Why Work With Me? ✅ Creative Excellence – I create designs that are visually compelling and perfectly aligned with your brand identity. ✅ Technical Expertise – With experience across multiple platforms, I build websites that are robust, scalable, and easy to manage. ✅ Client-Centric Approach – Your satisfaction is my priority. I work closely with you to provide tailored solutions that exceed expectations. ✅ Timely Delivery – I respect deadlines and ensure on-time delivery without compromising quality. Let’s Work Together! Looking for a reliable and creative partner to bring your vision to life? Let’s chat! I’m currently accepting new projects and would love to discuss how I can help you achieve your goals. Message me today, and let’s get started! Thanks! mai puțin
Angajează pe NadiaCrea8weB
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DearSir, My background is related with: -Digital Motor Control -Analog Design -Electronic Design -PowerElectronics -Renewable energy -PCB design -Embedded system -Matlab -Simulation of hardware For each concept descriptions are as follows: Digital Motor Control: -3-phase induction motor vector control drive -Flux...DearSir, My background is related with: -Digital Motor Control -Analog Design -Electronic Design -PowerElectronics -Renewable energy -PCB design -Embedded system -Matlab -Simulation of hardware For each concept descriptions are as follows: Digital Motor Control: -3-phase induction motor vector control drive -Flux estimation algoritm generation -DSP(TMS320) implementation on motor drive -Low speed application -Torque and speed loop generation -Control algoritms -BLDC motor -Step motor -DC motor Analog design -Low power distribution -Noissless special opamp based analog circuits -Analog filters -Orcad simulation of several circuits Electronic Design -RF transmitter and receiver -Bluetooh reade rand transmitter -Magneticreader PowerElectronics -Implementation motor drive -AC/DC converter -DC-DC converter -Battery charger -Solar inverter -Renewable Energy -Uninterruptle power supplies PCB design -Schematic design by Altium -PCB design by Altium -Power board design -SMPS board design -Easyeda -CAD files of manufacturers Embedded system -ESP32,ESP8266,modules -Bluetooth and Wifi -PIC18,PIC24,PIC30 and dsPIC applications -Ardino -MSP430 -Atmel -DSP(Texas Instruments) -Renesas -STM32 -C2000 Matlab -Power Electronics simulation -Motor drive -WindEnergy -Solar Energy -Control applications Simulation of Hardware -Orcad Simulation (TI,National, LinearTech, Maximlibraries) -LTI -National -Matlab -Easyeda mai puțin
Angajează pe macroenergy
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With over 10+ years of experience specializing in hardware design and firmware development, I have a solid foundation in electrical engineering and a passion for innovation. I offer full-stack embedded hardware design and development solutions utilizing embedded microcontrollers, microprocessors, and digital signal...With over 10+ years of experience specializing in hardware design and firmware development, I have a solid foundation in electrical engineering and a passion for innovation. I offer full-stack embedded hardware design and development solutions utilizing embedded microcontrollers, microprocessors, and digital signal processors. I’ve successfully created cutting-edge hardware solutions and embedded systems across various industries, including consumer electronics, IoT, medical devices, and automotive. PCB fabrication and assembly are handled through trusted partners based in the U.S. and China, ensuring reliability and efficiency. Key Skills: ✔️Hardware Design ✔️Firmware Development ✔️Prototyping & Testing Notable Projects: ✔️Embedded IoT Device for Environmental Monitoring Led the development of a low-power IoT device for real-time environmental monitoring, designing the sensor interface, power management system, and wireless communication protocols. Implemented energy-efficient firmware algorithms to extend battery life and enhance reliability. ✔️High-Speed Data Acquisition System for Aerospace Designed a high-speed data acquisition system for aerospace testing, creating custom PCBs with high-speed interfaces and integrating FPGA-based signal processing. Developed firmware for real-time data acquisition and processing, meeting stringent performance requirements. ✔️Medical Device Prototype for Remote Patient Monitoring Collaborated with a startup to develop a prototype for remote patient monitoring, designing the hardware platform for physiological signal acquisition and integrating wireless connectivity. Developed firmware for real-time signal processing and secure data communication, ensuring compliance with regulatory standards. Additional Expertise: ✔️PLC System Integration Control logic using ladder diagrams, structured text, and function block programming in environments such as Siemens TIA Portal, Allen-Bradley Studio 5000, and Mitsubishi GX Works. ✔️RF Circuit Design Proficient in designing high-power amplifiers, antennas, low-loss filters and mixers up to Ka-Band. ✔️Radar Signal Processing Expertise in radar system design and dynamic simulation using MATLAB. ✔️Battery Design & Systems Experience with Li Battery design, EV systems, solar hybrid power controllers, and more. mai puțin
Angajează pe deane20
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🔧 Electrical & Electronics Engineer | Embedded Systems | Power & Control | IoT | PLC | RF & Antenna I help companies/individuals design, develop, and deploy robust electrical and embedded solutions—from PCB design and firmware development to power systems, IoT integration, and compliance-ready documentation. With 8+...🔧 Electrical & Electronics Engineer | Embedded Systems | Power & Control | IoT | PLC | RF & Antenna I help companies/individuals design, develop, and deploy robust electrical and embedded solutions—from PCB design and firmware development to power systems, IoT integration, and compliance-ready documentation. With 8+ years of experience in electronics engineering and embedded systems, I bring deep technical expertise and a hands-on approach to every project. ✅ Core Services PCB Design & Circuit Development Schematic capture, multi-layer PCB layout, signal integrity, and manufacturing-ready Gerber files. Tools: Altium, KiCad, Eagle, EasyEDA. Embedded Systems & Firmware Custom firmware for STM32, ESP32, Arduino, and ARM Cortex-based boards. RTOS, interrupt handling, I2C/SPI/UART/ADC, BLE & Wi-Fi protocols. Power Electronics & Battery Management DC-DC converters, BMS (Battery Management Systems), inverter designs, and charger integration for Li-ion, LFP, and solar-powered systems. IoT & Wireless Solutions Sensor-based systems with real-time wireless data transmission via LoRa, BLE, Wi-Fi, and GSM. Cloud integrations with MQTT, Firebase, and REST APIs. RF circuit design for BLE, LoRa, Wi-Fi, GSM, ISM band devices Custom antennas (patch, dipole, monopole, fractal) Matching networks, impedance tuning, VNA testing, EMI/EMC compliance Automation & Control Systems Custom control panels, PLC alternatives, smart switching circuits, motor drivers, and analog/digital feedback control loops. Simulation & Analysis Circuit simulation (LTspice, PSpice), power analysis, EMI/EMC considerations, and thermal management. 🧰 Tech Toolbox Design Tools: Altium Designer, KiCad, Eagle, OrCAD, EasyEDA Simulation & Modeling: LTspice, PSpice, MATLAB/Simulink Microcontrollers: STM32, ESP32, AVR, TI MSP430, Arduino Communication Protocols: BLE, Wi-Fi, LoRa, MQTT, Modbus, RS232, I2C, SPI, UART, UDP Programming Languages: C, C++, Embedded C, MicroPython Testing & Measurement: Oscilloscope, Logic Analyzer, Multimeter, Signal Generator Standards & Compliance: DFM, EMI/EMC Best Practices, ISO/IEC Specifications I will be happy to help translate your ideas into reality. mai puțin
Angajează pe oleksandrt68
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DOMO Integral Solutions has the main purpose to integrate solutions created by a multidisciplinary team to completely fill the client's needs. Our activities include development, testing, manufacturing, and prototyping. We combine almost 25 years of experience in different areas of industry, such as automotive...DOMO Integral Solutions has the main purpose to integrate solutions created by a multidisciplinary team to completely fill the client's needs. Our activities include development, testing, manufacturing, and prototyping. We combine almost 25 years of experience in different areas of industry, such as automotive development, PCB manufacture, drone design, telecommunications, business management, etc. Nowadays our job consists of combining both sides (technical and management), being responsible for people, and achieving goals for projects, always maintaining high standards of quality. mai puțin
Angajează pe A5Alberto
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Hello, I am Joaquin, a Professional Electronics and Electrical Engineer with strong hands-on experience in PCB design, embedded systems, IoT, and firmware development. I am specialized in RF & antenna design, wireless communication systems, and power electronics, including DC-DC converters and power management...Hello, I am Joaquin, a Professional Electronics and Electrical Engineer with strong hands-on experience in PCB design, embedded systems, IoT, and firmware development. I am specialized in RF & antenna design, wireless communication systems, and power electronics, including DC-DC converters and power management circuits. I also have experience in mechanical design and CAD modeling, including enclosures, thermal management, and integration of electronic systems into mechanical structures. I have a proven ability to take products from concept and schematic through PCB layout, firmware integration, prototyping, testing, mechanical integration, and production support. I am experienced in working with multidisciplinary teams and delivering reliable, manufacturable designs for commercial and industrial applications. mai puțin
Angajează pe joaquinc48
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⭐️⭐️⭐️⭐️⭐️ Embedded Systems Engineer with over 4 years of industry experience delivering complete, production-ready solutions in hardware design, firmware development, and product integration. As a freelance engineer, I’ve collaborated with startups and established companies to bring over 20 products to market...⭐️⭐️⭐️⭐️⭐️ Embedded Systems Engineer with over 4 years of industry experience delivering complete, production-ready solutions in hardware design, firmware development, and product integration. As a freelance engineer, I’ve collaborated with startups and established companies to bring over 20 products to market across the consumer, industrial, and medical sectors. I work across the full product lifecycle — from early specification and prototyping to manufacturing support and field testing. My expertise spans custom PCB design, RTOS-based and bare-metal firmware, and embedded Linux systems, using technologies like Altium, STM32, nRF52, ESP32, FreeRTOS, Zephyr, and more. I also support clients with architecture decisions, hardware/firmware co-design, and design optimization for cost, manufacturability, and reliability. Relevant Skills: ● Hardware design and PCB development (Expert) - Custom PCB design: Rigid, Flex and Rigid-flex technologies. - EDA tools: Altium Designer, OrCAD and KiCAD. - System-level design and project planning. - Schematic capture and library management. - Multilayer layout design following IPC and industry best practices. - High-speed digital, mixed-signal, RF/wireless, and power electronics design. - Interfaces: DDR, LVDS, HDMI, SATA, USB, Ethernet. - Circuitry: DC-DC converters, MCU/MPU/SoCs, ADCs/DACs, sensors, etc. - Familiar with PCBA manufacturing/assembly requirements and DFM/DFT rules. ● MCU Firmware programming (Advanced) - Languages: C, C++, Rust, ARM Assembly. - IDEs and tooling: Eclipse-based, VSCode, bare-metal toolchains, Make/CMake. - Firmware architectures: Bare-metal, RTOS, HAL/LL APIs. - RTOS: FreeRTOS, Zephyr (hands-on experience). - Ecosystems: STM32 (HAL/LL), Espressif (ESP-IDF), Nordic (nRF SDKs). - Version control: Git and SVN. - Familiarity with MISRA C/C++ standards - Architectures: ARM Cortex-M/R, Xtensa (ESP32). - Driver development: I2C, SPI, UART, ADC, PWM, external ASICs. - Protocols & stacks: BLE, LoRaWAN, HTTPS, MQTT. ● Embedded Linux development (Intermediate) - Linux for custom hardware platforms (MPUs). - Yocto Project: Linux distribution configuration and build. - Device tree and kernel driver development (sensors, ASICs, etc.).- Application development in C, C++, Python, Rust. - ARM Cortex-A architecture familiarity. ● FPGA & HDL Development (Intermediate) - FPGA/SoC development using Verilog, SystemVerilog, and VHDL. - Platforms: Xilinx Spartan-7, Zynq-7000; Intel (Altera) Cyclone, MAX series. - Custom IP design and hardware/software integration. - Familiarity with AXI/AMBA bus architectures. If you’re interested in working with me, I’m available via Freelancer and will always answer your questions or requests promptly. Thank you for your time and have a great day. mai puțin
Angajează pe cmsivolella
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Thank you for visiting my profile. My name is Marko Aleksic, a dedicated electronic hardware and firmware engineer specializing in creating innovative and high-quality solutions for electronic product development. I am passionate about transforming ideas into reality through meticulous design and development -Core...Thank you for visiting my profile. My name is Marko Aleksic, a dedicated electronic hardware and firmware engineer specializing in creating innovative and high-quality solutions for electronic product development. I am passionate about transforming ideas into reality through meticulous design and development -Core Competencies: -PCB Design & Development: Expert in designing reliable, high-performance printed circuit boards (PCBs). Specialization in power supply circuits (DC-DC, AC-DC conversions) and multilayer designs for embedded systems. Proven track record in developing efficient LED driver circuits and RF PCB layouts. -Firmware Development: Extensive experience programming microcontrollers including STM32, DSPIC, ESP32 and ESP8266. Mastery of communication protocols such as UART, SPI, Ethernet, USB, CAN, and MODBUS for seamless integration. Proficient in implementing wireless technologies including Wi-Fi, Bluetooth, and ZigBee. -RF Design & Analysis: Strong capabilities in RF circuit design, antenna optimization, and simulation for applications like WiFi, Bluetooth, and RFID. Expertise in developing RF filters, splitters, transceivers, and power amplifiers tailored to specific application needs. I am committed to delivering cost-effective, high-quality solutions without compromising performance or deadlines. I welcome the opportunity to connect and discuss how I can contribute to your projects. mai puțin
Angajează pe markoa7
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I am a dedicated Electronic Hardware and Firmware Engineer with over 15 years of experience in electronic engineering. My expertise encompasses designing and developing complex PCB layouts, embedded systems, and IoT solutions tailored to client needs. Throughout my career, I've led projects from concept to production,...I am a dedicated Electronic Hardware and Firmware Engineer with over 15 years of experience in electronic engineering. My expertise encompasses designing and developing complex PCB layouts, embedded systems, and IoT solutions tailored to client needs. Throughout my career, I've led projects from concept to production, ensuring compliance with industry standards and delivering high-quality, reliable products. My approach combines technical proficiency with clear communication, ensuring that clients are informed and involved at every stage. Technical Skills: -PCB Design: Altium Designer, KiCAD, Eagle -Embedded Systems: ARM Cortex, STM32, AVR, ESP32 -Programming Languages: C/C++, Python -Communication Protocols: I2C, SPI, UART, CAN, Ethernet -IoT Platforms: AWS IoT, Azure IoT Hub, MQTT -Simulation Tools: LTspice, MATLAB/Simulink Industries Served: -Consumer Electronics -Automotive -Medical Devices -Industrial Automation -Aerospace I am committed to delivering solutions that meet and exceed client expectations. Let's collaborate to bring your electronic projects to life with precision and efficiency. mai puțin
Angajează pe tetianam8
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I am a dedicated and detail-oriented Electronics Engineer with strong expertise in PCB Design, Embedded Systems Development, MATLAB/Simulink Modeling & Simulation, and Machine Learning / Deep Learning applications. I help clients convert their ideas into complete working engineering solutions by providing high-quality...I am a dedicated and detail-oriented Electronics Engineer with strong expertise in PCB Design, Embedded Systems Development, MATLAB/Simulink Modeling & Simulation, and Machine Learning / Deep Learning applications. I help clients convert their ideas into complete working engineering solutions by providing high-quality services in circuit design, PCB layout, simulation, prototyping support, embedded firmware development, and AI-based system solutions. With a strong background in analog and digital electronics, power electronics, control systems, and microcontroller-based designs, I can manage projects from concept to final manufacturing-ready outputs. My goal is always to deliver reliable, optimized, and professional work that meets industry standards. I specialize in developing real-world systems such as IoT devices, sensor-based projects, automation systems, motor control applications, renewable energy systems, power supply designs, and embedded control solutions. Along with hardware and firmware, I also develop MATLAB/Simulink models for engineering applications including control systems, power electronics, and signal processing. Additionally, I provide Machine Learning and Deep Learning solutions for smart engineering applications such as fault detection, predictive maintenance, sensor data classification, intelligent automation, and smart decision-making systems. I can integrate AI models with embedded systems and IoT platforms to build modern smart solutions. 🔧 My Expertise Includes: ✅ PCB Design & Hardware Development • Schematic design, circuit analysis • 2-layer / 4-layer PCB layout • Component selection, optimization • Gerber, Drill, BOM outputs • DRC/ERC checks and documentation ✅ Embedded Systems & Firmware Development • Arduino, ESP32, STM32, PIC • Embedded C/C++ programming • I2C, SPI, UART, ADC, PWM interfacing • WiFi, Bluetooth, LoRa, GSM communication • Debugging and optimization ✅ MATLAB / Simulink Modeling & Simulation • Control systems and power electronics modeling • Motor control simulations • Signal processing and MATLAB scripting • Complete reports with results ✅ Machine Learning / Deep Learning • Regression, classification, prediction models • CNN, RNN, LSTM-based deep learning • Data preprocessing, feature extraction, evaluation • Predictive analytics and automation 🛠 Tools: MATLAB/Simulink, Proteus, Multisim, LTspice, Altium, KiCad, EasyEDA, Arduino IDE, STM32CubeIDE, Python (NumPy, Pandas, Scikit-learn). ⭐ Why Choose Me? ✔ Professional PCB designs ✔ Reliable firmware and simulations ✔ AI/ML integration for smart solutions ✔ Fast communication and on-time delivery ✔ Client satisfaction and long-term support If you are looking for a reliable engineer for PCB design, embedded systems, Simulink modeling, or AI/ML-based engineering solutions, feel free to contact me. Let’s turn your project into a successful product! mai puțin
Angajează pe engrhasan01
