RF Engineers For Hire
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Hire macroenergy
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 less -
Hire bestwmm
Veteran, expert system developer in multiple domains including web apps, iOS and Android, embedded microprocessor systems, High-Performance Computing with NVidia GPUs (CUDA), graphics, database, and telcommunication systems. Large scale projects from concept to development to marketing no problem. Longtime U.S....Veteran, expert system developer in multiple domains including web apps, iOS and Android, embedded microprocessor systems, High-Performance Computing with NVidia GPUs (CUDA), graphics, database, and telcommunication systems. Large scale projects from concept to development to marketing no problem. Longtime U.S. expat in Japan, so bi-lingual in English & Japanese. I am fairly new to Freelancer (but not at development), so I only have a few Freelancer "references" and "credits" so far. Personal references and examples of various projects, both small and large, will gladly be provided upon request. less -
Hire figletech
Welcome to Figle Technologies Private Limited. We are a team of well-experienced professional managers, developers, and designers who work with the aim to offer the customers 100% work satisfaction at a minimal rate. Our members hold expertise in the field of Mobile app development: Android iOS, Flutter, React...Welcome to Figle Technologies Private Limited. We are a team of well-experienced professional managers, developers, and designers who work with the aim to offer the customers 100% work satisfaction at a minimal rate. Our members hold expertise in the field of Mobile app development: Android iOS, Flutter, React Native, Swift, UI/UX, App Designs. Web development: HTML, CSS, Bootstrap, React js, Express js, Angular js, Wordpress, Magento. Database: Mysql, MongoDB, Firebase, AWS. And Designing: Figma, Adobe XD, Adobe Photoshop, Adobe Illustrator. We are comfortable handling project at any timezone and assure on-time delivery, Mostly we're available 18 to 20 hours per day. We function as a company and believe in teamwork with optimum leadership. Our service base includes regional, national and international levels without any such major variation pertaining to the pricing policy. With us, you will enjoy quality work delivered within a set time period. We also offer reliable edit and change service for a certain time span. So if you are looking for any help with respect to mobile app development or website development or database and designing, get in touch with us and ask for our quote. We assure you that we will not be disappointed. Best Regards, Figle Technologies Team less -
Hire cmsivolella
⭐️⭐️⭐️⭐️⭐️ 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. less -
Hire jeremiasg17
Senior Full-Stack | AI Software Engineer with over 10 years of experience designing and delivering scalable web, mobile and AI applications from concept to production. Specialized in high-performance SaaS platforms, real-time systems, cloud infrastructure, and automation solutions. Strong expertise in React, Next.js,...Senior Full-Stack | AI Software Engineer with over 10 years of experience designing and delivering scalable web, mobile and AI applications from concept to production. Specialized in high-performance SaaS platforms, real-time systems, cloud infrastructure, and automation solutions. Strong expertise in React, Next.js, React Native, NestJS, Node.js, Python, PHP and AWS cloud services. Experienced in building production-grade applications across fintech, healthcare, e-commerce, AI and automation domains. Focused on clean architecture, scalability, system reliability, and long-term maintainability. less -
Hire LiveExperts
Live Experts® LLC: Experienced Engineers and Developers for All Your Projects. "At Live Experts, we are a team of professional engineers and developers who have a proven track record of delivering high-quality work. Our focus is on transforming your ideas into reality, while ensuring your satisfaction with every...Live Experts® LLC: Experienced Engineers and Developers for All Your Projects. "At Live Experts, we are a team of professional engineers and developers who have a proven track record of delivering high-quality work. Our focus is on transforming your ideas into reality, while ensuring your satisfaction with every project." Research Writing: We specialize in research writing services, including literature reviews, research papers etc Computer Science: Our team is proficient in Machine learning, Deep learning, Artificial intelligence, Algorithms, Linux, Bash, Docker, and Asterisk. Engineering: We offer expertise in electrical, mechanical, civil, chemical, software, petroleum, and structural engineering. Statistics/Data Analysis: Our team has experience in SPSS, Minitab, Weka, and R programming for statistics and data analysis,Psycology. Big Data Analysis: We offer services in classification and prediction, Hadoop, and Spark for big data analysis. Game/Web Development: Our team specializes in UNREAL, 3D, AR, VR, Unity 3D, and IOS/Android app development. Software Development: We provide software development services using languages such as Matlab and Mathematica, Python, Java, C/C++, C#, Arduino, Raspberry pi, and cloud computing. Engineering Tools: We are proficient in using tools such as 3ds Max, AutoCAD, Solidworks, Revit, Cisco, Simulink, Verilog/VHDL, Ansys, CAD, CAM, Abaqus, Arena, PCB,USA Licensed stamp and signing engineers and hardware. Other Skills: We also have experience in EAGLE, Linux, Unix, Socket, Aspen, Hysys, TensorFlow, Keras, OpenCV, OpenGL, COMSOL and PLC Contact us today to discuss your project and get started! French less -
Hire rogelitoc
I am a backend developer and AI Engineer with a deep passion for building intelligent, scalable, and high-performance systems. My expertise spans Python and Node js - from developing clean REST APIs with FastAPI, Django or Express, to architecting robust backend infrastructures that power real-world applications. As...I am a backend developer and AI Engineer with a deep passion for building intelligent, scalable, and high-performance systems. My expertise spans Python and Node js - from developing clean REST APIs with FastAPI, Django or Express, to architecting robust backend infrastructures that power real-world applications. As an AI Engineer, I specialize in transforming data into smart, deployable solutions-including LLM-powered assistants, RAG-based knowledge systems, and automation pipelines. I love blending machine learning, NLP, and real-time AI inference with practical backend implementations. Core Skills: Backend: Python, FastAPI, Django, Flask, Express, NestJS, Laravel, ASP.NET AI: Langchain, OpenAI API, Tensorflow, PyTorch, NLP, LLM, RAG systems Database: Postgresql, MySQL, Mongodb, Mariadb, Supabase, Firebase DevOps: Redis, Docker, AWS, WebSocekts, CI/CD less -
Hire faytek
As an embedded software and hardware engineer, I am responsible for designing and developing software and hardware solutions for embedded systems. -Designing and developing software for embedded systems: I write code on microcontrollers, processors, and other embedded devices. This includes low-level programming,...As an embedded software and hardware engineer, I am responsible for designing and developing software and hardware solutions for embedded systems. -Designing and developing software for embedded systems: I write code on microcontrollers, processors, and other embedded devices. This includes low-level programming, driver development, and firmware development. -Designing and developing hardware for embedded systems: I design electronic circuits, choose components, and create schematics for the hardware components of embedded systems. This includes PCB layout, debugging, and testing. -Integrating software and hardware components: I work to ensure that the software and hardware components of embedded systems are properly integrated and work together seamlessly. -Debugging and testing: l use tools such as oscilloscopes, logic analyzers, and debuggers to diagnose and fix issues with embedded systems. -Documentation: I create documentation for the software and hardware components of embedded systems, including design specifications, test plans, and user manuals. -Collaboration: I work closely with other engineers and teams, including hardware engineers, software engineers, and quality assurance teams, to ensure that embedded systems meet project goals and timelines. As an embedded software and hardware engineer, I play a critical role in developing and delivering reliable and high-performance embedded systems that meet the needs of customers and end-users. less -
Hire AlexandrGergel
AlexandrGergel AlexandrGergel
$48 USD / hour
15 Years of Windows/Linux Kernel / AOSP / FirmwareUkraineExperienced embedded system engineer with a passion for bringing products to life. With more than 15 years of experience in the industry, has a proven track record in firmware development, hardware integration, and product launches. Driven by a desire to solve problems and create value for customers. ☑️...Experienced embedded system engineer with a passion for bringing products to life. With more than 15 years of experience in the industry, has a proven track record in firmware development, hardware integration, and product launches. Driven by a desire to solve problems and create value for customers. ☑️ language Assembly, C Programming, C++, Python, Shell script, Makefile ☑️ System Programming Real-time Operaing systems, Embedded Linux, Linux device driver, Windows device driver ☑️ High level programming Win32, Linux user space, Android NDK, Qt, MFC ☑️ Firmware Programming PIC microcontroller, ATMEL, ATMEGA, STM32, Nordic, ESP32, Arduino, Raspberry PI ☑️ Embedded Communication protocol I2C, Serial Peripheral Interface(SPI), UART, USB, GPIO, Controller Area Network(CAN), Recommended Standard 232(RS232), one-wire, Recommend Standard 485(RS485), Bluetooth ☑️ Hardware design Circuit design, schematic design, PCB design, Multi-layer PCB design, Electronic design, Altium designer ☑️ Debugging JTAG, GDB, Print ☑️ Reversing IDA, OllyDbg, 2-layer PCB reversing ☑️ Security Executable file behavior analyzing, Executable file static analyzing Website security analyzing, Troubleshoot PC security level less
