Embedded Engineer/RF Engineers For Hire
Showing 27 results
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Hire KESHAVINFOTECH
KESHAVINFOTECH KESHAVINFOTECH
$7 USD / hour
Quick & Affordable AI Dev: Mobile, Web, Games, IoTIndia## 18+ Years of Experience | AI-Powered Development | Top on Freelancer Hi there! I’m Ghanshyam, and I lead the team here at Keshav Infotech. Our journey started in 2006. Back then, my partner Samir and I had just three computers (one was borrowed!) and a tiny workspace. Today, we have grown into a team of 75+...## 18+ Years of Experience | AI-Powered Development | Top on Freelancer Hi there! I’m Ghanshyam, and I lead the team here at Keshav Infotech. Our journey started in 2006. Back then, my partner Samir and I had just three computers (one was borrowed!) and a tiny workspace. Today, we have grown into a team of 75+ experts working from our 5,000-sq-ft office. We aren't just "tech guys"—we are "techpreneurs" who love building great products. ### Why Work With Us? We combine 18 years of deep experience with the speed of modern AI. => Faster Delivery: We use the latest AI tools (Cursor, Claude, ChatGPT) to write and check code faster. => Better Pricing: By using AI and ready-made assets, we save time on manual tasks. We pass those savings on to you. => Proven Quality: We are in the Top Rank of the Freelancer.com community with a very high repeat hire rate. ### What We Do Best - Mobile Apps: iOS, Android, and Flutter. - Specialized Apps: BLE, IoT, NFC, and Hardware integration. - Game Development: High-quality Unity Games. - Web Development: Laravel, Node.js, React, Vue, WordPress, and Shopify. - Design: Modern UI/UX Design for apps and websites. ### How We Work (Step-by-Step) We follow a clear process so there are no surprises: 1. Scope: We create a detailed study document of your requirements. 2. Planning: We build wireframes and data flow diagrams. 3. Design: We create the system design and all app screens. 4. Testing Plan: We define test cases for all devices. 5. Development: Our team starts the programming phase. 6. Review: Regular updates and reviews with you. 7. Launch: Final testing, bug fixing, and deployment to your server. ### Availability & Communication - Response Time: Usually within 12 hours. - Working Days: Monday to Saturday. - Working Hours: 10:00 AM to 8:00 PM. Our Goal: We aren’t looking for a "one-time project." We want to build a long-term business relationship with you. We guarantee our work and won't stop until you are 100% happy. Ready to start? Let’s chat about your project! Best Regards, Ghanshyam & Samir Keshav Infotech less -
Hire jakubf41
Hello! I’m an Electrical Engineer and Embedded Systems Developer with experience in designing reliable hardware and software solutions for embedded and IoT applications. I specialize in microcontroller programming, circuit design, CAD modeling, and system integration, helping clients turn ideas into fully functional...Hello! I’m an Electrical Engineer and Embedded Systems Developer with experience in designing reliable hardware and software solutions for embedded and IoT applications. I specialize in microcontroller programming, circuit design, CAD modeling, and system integration, helping clients turn ideas into fully functional electronic products. I also have experience in web development, allowing me to contribute to both hardware and software aspects of modern systems. My Expertise Embedded systems development Microcontroller programming (Arduino, ESP32, STM32) Circuit design and PCB design CAD design (3D modeling, enclosure design, mechanical integration) IoT device development Hardware & software integration System debugging and troubleshooting Web development and UI/UX design What I Can Do for You Design and develop embedded systems Create circuit schematics and PCB layouts Design product enclosures and mechanical components using CAD tools Develop IoT-based hardware solutions Integrate sensors, communication modules, and controllers Prepare designs for prototyping and manufacturing (3D printing/CNC) Test and optimize electronic and software systems I focus on delivering efficient, reliable, and high-quality solutions while maintaining clear communication and meeting project deadlines. Feel free to contact me to discuss your project. I look forward to helping you build innovative solutions. less -
Hire Webslinger01
Hi, I’m a Firmware & Embedded Software Developer with hands-on experience in designing and delivering robust, production-ready hardware–software solutions. With a strong background as an embedded software engineer, I help transform ideas into reliable products, from early prototyping to final deployment. I specialize...Hi, I’m a Firmware & Embedded Software Developer with hands-on experience in designing and delivering robust, production-ready hardware–software solutions. With a strong background as an embedded software engineer, I help transform ideas into reliable products, from early prototyping to final deployment. I specialize in embedded systems, IoT solutions, and complete product development, ensuring that every solution is efficient, stable, and scalable. Alongside firmware and hardware design, I also develop cross-platform mobile applications using React Native, enabling smooth and secure interaction between IoT devices and user-friendly mobile apps. What I Specialize In: Firmware Development for STM32, ESP32, Raspberry Pi, PIC & other MCUs Arduino & MBED Projects Embedded C/C++ Programming LabVIEW Software Design PCB Design & Circuit Development Product Development & Prototyping IoT Mobile Application Development React Native App Development (Android & iOS) Where I Pay Special Attention: 🔹 Code quality, stability, and long-term maintainability 🔹 Hardware–software integration and real-world reliability 🔹 Optimized performance & low-power design 🔹 Scalable system architecture for future expansion 🔹 Clear communication and understanding of client requirements 🔹 Thorough testing before delivery Why Clients Choose Me: ✔ Strong attention to detail and structured development approach ✔ Experience in building end-to-end embedded & IoT solutions ✔ On-time delivery with continuous updates ✔ Focus on quality, not just functionality If you’re looking for a developer who gives special attention to performance, reliability, and product quality, I’d love to work with you and help bring your embedded or IoT project to life. less -
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 CHAPAPPA
Hello! I'm Fraj, an embedded systems developer and PCB designer with hands-on experience in designing smart electronics using ESP32, STM32, and sensor integration. Whether you're launching a new IoT device, prototyping a product, or need a reliable engineer for your PCB layout—I'm here to deliver clean, efficient, and...Hello! I'm Fraj, an embedded systems developer and PCB designer with hands-on experience in designing smart electronics using ESP32, STM32, and sensor integration. Whether you're launching a new IoT device, prototyping a product, or need a reliable engineer for your PCB layout—I'm here to deliver clean, efficient, and production-ready designs. 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 manojachanta7172
manojachanta7172 manojachanta7172
$20 USD / hour
Embedded | Software | PCB | China MFG & SourcingIndiaI am a professional Embedded Hardware & Firmware Engineer with hands-on experience across the full product development cycle — from concept and schematic design to firmware, FPGA logic, and production-ready PCB layouts. My expertise spans embedded firmware, digital/analog electronics, FPGA development, and PCB...I am a professional Embedded Hardware & Firmware Engineer with hands-on experience across the full product development cycle — from concept and schematic design to firmware, FPGA logic, and production-ready PCB layouts. My expertise spans embedded firmware, digital/analog electronics, FPGA development, and PCB design, allowing me to deliver complete, reliable, and manufacturable solutions rather than isolated code or schematics. In addition to engineering services, I provide China MFG & Sourcing support, helping clients move from prototype to mass production efficiently. 🔧 Core Expertise 🎖️Embedded Firmware - STM32, TI, ESP32, nRF, Arduino, PIC - Bare-metal & RTOS (FreeRTOS) - Drivers (I2C, SPI, UART, CAN, USB, Ethernet) - Low-power optimization & bootloaders 🎖️ PCB Design - Altium Designer / KiCad - Up to 24 layer boards - High-speed interfaces, impedance control - DFM/DFA support for manufacturing 🎖️Embedded Hardware & Electronics - Analog & digital circuit design - Power management (DC-DC, LDO, battery chargers) - Sensor integration, motor control, HMI - EMI/ESD and reliability considerations 🎖️ FPGA Development - Verilog / VHDL - Xilinx & Intel (Altera) - Interface logic, timing closure, debugging - FPGA + MCU co-design 💪Additional Support: China MFG & Sourcing (PCB, PCBA, BOM, production coordination) 🧠 What I Bring to Your Project - Clear communication and structured documentation - Practical, production-focused engineering - Strong debugging and root-cause analysis skills - Experience working with global clients and remote teams Design decisions based on cost, reliability, and scalability 🚀 Typical Projects - Custom embedded controllers - IoT devices and gateways - Motor control & power electronics - Industrial automation hardware - FPGA-based data acquisition systems - Prototype → mass production support If you need an engineer who understands both hardware and firmware deeply, and can take ownership of your product from idea to working hardware — let’s talk. less -
Hire RaspberryOculus
RaspberryOculus RaspberryOculus
$47 USD / hour
Top Engineer fromYear 1999 Software & ElectronicsIndiaSenior electronics engineer with 26 years specializing in embedded systems, RF/wireless protocols, and IoT security,Medical Devices,Defense Applications as Submarines,rovers and Drones . I deliver production-ready solutions for STM32, ARM, ESP32, and industrial systems. ✓ Post-Quantum Cryptography (NIST standards) ✓...Senior electronics engineer with 26 years specializing in embedded systems, RF/wireless protocols, and IoT security,Medical Devices,Defense Applications as Submarines,rovers and Drones . I deliver production-ready solutions for STM32, ARM, ESP32, and industrial systems. ✓ Post-Quantum Cryptography (NIST standards) ✓ Embedded C/C++ (STM32, ARM Cortex, ESP32) ✓ RF & Wireless (BLE, LoRa, Zigbee, Custom protocols) ✓ Edge AI & TinyML (TensorFlow Lite Micro) ✓ IoT Security & Cryptographic Implementation ✓ RTOS Development (FreeRTOS, Zephyr) ✓ Hardware Security Modules ✓ Industrial Protocols (Modbus, CAN, UART) ✓ Software Defined Radio (HackRF, RF analysis) ✓ Medical/Automotive Embedded Systems I have built from simple applications to as complex as Designing a ground station aircraft radio based on ACARS and ED137 Eurocae standards ie Aircraft Communication Addressing and Reporting System. Wearable Devices and Bio-Medical Instruments. Project Management Engineering Electronics Mechanical Engineering Electrical Engineering AutoCAD Product Design Thermal Analysis , blast-freezer software defined radio,hackrf, rtl-sdr, rtlsdr,portapack,Opera Cake for HackRF,antenna design ,antenna analysis, RF Power amplifiers,USB,PIC,PIC32,cc1101,drone, submarines,defense application,war machines. less -
Hire WekwejtK
Programming desktop and embedded systems and aps, building electronics pcb, soldering and programming, 3d modeling & printing.Programming desktop and embedded systems and aps, building electronics pcb, soldering and programming, 3d modeling & printing. less -
Hire sabarikptm
I’m a versatile and detail-driven Hardware Design & Electro-Mechanical Engineer with over 18 years of experience in delivering end-to-end product development, spanning PCB Design, Embedded Electronics, 3D Modeling, Electro-Mechanical Systems, and LiDAR Hardware. My strength lies in combining electrical and mechanical...I’m a versatile and detail-driven Hardware Design & Electro-Mechanical Engineer with over 18 years of experience in delivering end-to-end product development, spanning PCB Design, Embedded Electronics, 3D Modeling, Electro-Mechanical Systems, and LiDAR Hardware. My strength lies in combining electrical and mechanical domains to build reliable, production-ready solutions that work flawlessly in the real world. ✨ Advanced Hardware Design Proficiency ✅ End-to-End Hardware Architecture Development ✅ High-Speed Analog & Digital Circuit Design ✅ Microcontroller/Processor System Design (STM32, ESP32, ARM, etc.) ✅ Power Electronics – LDOs, SMPS, Battery Charging Circuits ✅ Interface Protocols – UART, I2C, SPI, USB, CAN, RS485, RS422, Ethernet ✅ Sensor Integration, Signal Conditioning, and ESD Protection ✅ Hardware Debugging, Testing, and Validation with Real-World Loads ✅ Embedded Peripheral Planning for IoT, Industrial & Automotive Applications ✅ LiDAR-Based Electronics Design & Signal Processing Hardware (ToF, Laser Diodes, Scanning Control) ✨ Core Capabilities ⭐ IPC-7351B Standard-Compliant PCB Footprints ⭐ IPC-2221A-Based PCB Design Rules & Practices ⭐ DFM/DRC Ready PCB Layouts (Up to 36+ Layers) ⭐ Schematic Symbol Creation (Logical & Hierarchical) ⭐ Multi-Layer PCB Stackup Design & Optimization ⭐ Signal Integrity & Power Delivery Planning (Per IPC-2221A) ⭐ 2D/3D CAD Modeling for Industrial & Mechanical Parts ⭐ Mechanical Enclosure Design & 3D Prototyping Support ⭐ Thermal, Clearance & EMI/EMC Considerations (Per IPC Standards) ⭐ Custom BOM Creation & Lifecycle/Obsolescence Management ⭐ High-Quality 3D Renderings & Exploded Drawings ⭐ DIY Kits, Product Development & Prototype Guidance ⭐ 3D Printing-Ready Models (STL/OBJ) for Production ⭐ Cross-Platform File Support (STEP, IGES, DXF, Gerber, ODB++) ⭐ Component Selection Aligned to IPC & Manufacturer Specs ✨ Tools & Platforms ▶️ EDA Tools: Altium Designer, KiCAD, OrCAD, Allegro, Eagle, Mentor Graphics PADS ▶️ CAD Software: SolidWorks, Fusion 360, FreeCAD, AutoCAD ▶️ File Output: STEP, STL, DXF, DWG, IGES, Gerber, ODB++ ▶️ Excel, Power BI ▶️ Web Scraping, Data Management, Data Entry, Data Processing, Data Analysis ▶️ Website Development, Front End, Back End, Database, Firebase, JavaScript, HTML, CSS ▶️ Mobile App Development, UI and UX Design, WordPress, Payment Gateway Integration. ✨ Why Choose Me? ✔️ 15+ Years of Cross-Disciplinary Engineering Experience ✔️ Strong Background in LiDAR System Design, Opto-Electronics, Embedded Control, and Scanning Hardware ✔️ Precision-Focused & IPC-Compliant Design (IPC-2221A | IPC-7351B) ✔️ Proven Real-World Prototyping & Testing Background ✔️ Rapid Turnaround with Full Design Documentation ✔️ Flexible Revision & Client Collaboration Support ✔️ Professional, Clear & Responsive Communication less
