Embedded Engineer/RF Engineers Para Contratação
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Mostrando 22 resultados
Freelancers Patrocinados
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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. menos
Contratar cmsivolella
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manojachanta7172 manojachanta7172
$20 Dólares / hora
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. menos
Contratar manojachanta7172
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12+ Years of Experience in Electronics Design & Embedded Systems fields. I provide clients with comprehensive electronic design and consultation services. I’m interested in taking the product and prototyping the concept design, along with high-quality documentation suitable for prompt manufacturing of your product. My...12+ Years of Experience in Electronics Design & Embedded Systems fields. I provide clients with comprehensive electronic design and consultation services. I’m interested in taking the product and prototyping the concept design, along with high-quality documentation suitable for prompt manufacturing of your product. My years of consulting experience leads to accurate project evaluation and on-schedule delivery of a functional design. I have hands-on experience in Industrial Automation, Motor Drives, Renewable Energy, Audio, RF Based Design(Wi-Fi, Cellular, Bluetooth, LoRa, GPS), Automotives, and Military Aviation. I can help you choose the best components for your application area and provide the best solution from both technical and price efficiency. My professional skills: ●Excellent prototyping skills which include soldering and reworking PCBs. ●Efficient electrical evaluation, testing, and PCB troubleshooting skills ●Demonstrate skills by adopting avant-garde PCB layout and packaging techniques ●Possess great communication, client support, and organizational skills ●Expertise in electrical drawing & schematic interpretation, oscilloscopes, multimeters, data logging, and computer logging. I utilise software tools that help to deliver the project on time are- PCB Tools: ●Kicad ●EAGLE ●Altium ●EasyEda MCU: ●Arduino ●ARM MCU: STM32, NXP, ●ESP32 ●NRF52 ●Texas Instrument C2000 ●FPGA: Xilinx Spartan & Zynq Series If you have any questions, please contact me at freelancer. Thank you! menos
Contratar arrijal1992
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I am a multidisciplinary engineer with over 13 years of experience in the design, development, and integration of advanced electronic systems, embedded firmware, and control algorithms for IoT, aerospace, PLC, robotics, and autonomous navigation applications. I have a deep expertise in PCB design, real-time firmware...I am a multidisciplinary engineer with over 13 years of experience in the design, development, and integration of advanced electronic systems, embedded firmware, and control algorithms for IoT, aerospace, PLC, robotics, and autonomous navigation applications. I have a deep expertise in PCB design, real-time firmware development, particularly in power electronics and mobile robots (UAV & UGV & FPV Drones). And also I have rich experience in Internet of Things and developed RF/Wireless products used in medical health-care systems and etc for over 5 years. And also I have developed IoT backend & dashboard for device control for medical health care systems and other products for over 5 years. I also have a proven track record of delivering high-reliability systems for both field-deployed robotics and aerospace platforms. ? Core Skills & Expertise: ? Electronics & PCB Design ? Multi-layer PCB layout and design for high-speed, mixed-signal, RF systems, digital & analog electronics and power electronics ? EMC/EMI compliant designs for aerospace and industrial applications ? Schematic capture and board bring-up (Altium, KiCAD, Eagle, OrCAD) ? Embedded Firmware Engineering ? Bare-metal and RTOS-based firmware for ARM Cortex-M, AVR, ESP32, STM32, NXP, TI, and Microchip MCUs ? Firmware architecture for various communication protocols (I2C, SPI, UART, CAN, USB, Ethernet) ? Real-time embedded C/C++, with low-level driver development and bootloader implementation ? Embedded Linux & Custom Kernel & Bootloader & Driver Development, Yocto & BuildRoot & OpenWRT ? Robotics & Autonomy ? Autonomous ground/aerial robot system design (ROS, PX4, ArduPilot) ? Kinematics and dynamics of manipulators and mobile robots ? Sensor Fusion & integration (LIDAR, GPS, magnetometers, cameras) and real-time perception ? PLC Platforms ? **Siemens S7-1200 / Siemens S7-1500 ? Allen-Bradley ControlLogix ? Mitsubishi FX Series PLC ? Schneider Modicon M221 ? HMI / SCADA ? Siemens TIA Portal ? Rockwell Studio 5000 ? WinCC ? Ignition SCADA ? CodeSys ? IoT Backend & Integration ? REST APIs for device control ? MQTT brokers & dashboards ? Web/mobile interfaces for device monitoring ? Data logging & visualization ? Cloud integration (AWS / custom servers) ? Tools & Technologies: ? Hardware/PCB: Altium Designer, KiCAD, OrCAD, LTspice, Oscilloscopes, Logic Analyzers ? Firmware/Software: C, C++, Python, Embedded Linux, FreeRTOS, Zephy RTOS, STM32Cube, PlatformIO, MCUXpresso IDE, VHDL & Verilog HDL, Vivado & Vitis IDE, Platform.io, ESP-IDF, Arduino ? Simulation/Math: MATLAB/Simulink, ROS/ROS2, Gazebo, Mathematica, Octave, LabVIEW ? Protocols/Interfaces: I2C, SPI, UART, CAN, RS485, USB, TCP/IP, MODBUS ? IoT Backend Development & Integration: MERN/MEAN/MEVN stack, Python & Django, Thingsboard, Node-RED, Tuya IoT Platform, React Native & Flutter, Android Studio, InfluxDB, AWS/Azure/GCP menos
Contratar mykolalus
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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 ✨ 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 menos
Contratar sabarikptm
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guruexpert123 guruexpert123
$35 Dólares / hora
Industrial Automation & Embedded Systems EngineerUnited StatesDesenho Técnico 2D, Desenho 2D, Altium Designer, Altium NEXUS, Analógico / Sinal Misturado / DigitalI am an Industrial Automation and Embedded Systems Engineer passionate about creating intelligent, automated solutions that improve productivity, safety, and efficiency. My experience covers PLC programming, HMI design, embedded control, and electronic system development for industrial and manufacturing environments....I am an Industrial Automation and Embedded Systems Engineer passionate about creating intelligent, automated solutions that improve productivity, safety, and efficiency. My experience covers PLC programming, HMI design, embedded control, and electronic system development for industrial and manufacturing environments. I develop control systems using Siemens, Allen-Bradley, and Delta PLCs, integrating sensors, drives, and actuators through Modbus, Profibus, and Ethernet/IP. I also design custom embedded controllers based on STM32 and ESP32, writing robust C/C++ firmware for real-time process control. For hardware design, I use Altium Designer and Proteus to create PCBs optimized for noise reduction and durability in harsh conditions. I’ve built solutions such as automated inspection systems, motor control panels, and industrial data loggers. Combining automation logic with embedded intelligence, I deliver systems that bridge traditional control engineering and modern connected technology. menos
Contratar guruexpert123
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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. menos
Contratar deane20
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I have 12+ years of experience in Mobile (iOS/Android/Flutter/React/Xamarin/Kotlin) app development and Web development(PHP, Laravel, .NET, JAVA, Springboot, MERN Stack, Node JS, Nest JS, Express JS, Angular, ReactJs, Next JS). I have already developed and published 182+ mobile apps to the mobile market. My...I have 12+ years of experience in Mobile (iOS/Android/Flutter/React/Xamarin/Kotlin) app development and Web development(PHP, Laravel, .NET, JAVA, Springboot, MERN Stack, Node JS, Nest JS, Express JS, Angular, ReactJs, Next JS). I have already developed and published 182+ mobile apps to the mobile market. My Skills. -Flutter apps using Dart -iOS / iPhone mobile apps using Objective-C & Swift , SwiftUI -Android mobile apps using Android Studio, Eclipse and Android Jni (Call logs, location tracking in background) -React Native apps using React js -Website development using MERN, ReactJS, NodeJS, PHP, LARAVEL, .NET,JAVA, Springboot, Hibernate -Xamarin using Xaml, Visual Studio , C# -Apple watch apps using Objective-C & Swift , SwiftUI -APNS and in-app purchase -JSON parsing, soap response and web service -Apple/google Play store submission -Source control(bitbucket, Github, Gitlab, Git) -Google map api, in-app billing, Facebook api, twitter api, fabric, Twilio -Facebook/Twitter/Linkedin/Instagram/youtube apis -Rest web services -push notification, ftp server -audio/vido streaming -Trello, jira, slack menos
Contratar Smart1902
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Modular Solutions® Modular Solutions has a track record of 100 percent, all 5 stars and a go-to firm for harnessing the latest advancements in engineering and development to propel your business forward. We're a team of passionate professionals with a proven track record, consistently earning over 100 ecstatic...Modular Solutions® Modular Solutions has a track record of 100 percent, all 5 stars and a go-to firm for harnessing the latest advancements in engineering and development to propel your business forward. We're a team of passionate professionals with a proven track record, consistently earning over 100 ecstatic 5-star reviews from satisfied clients. Our expertise lies in: Data Analysis: Utilizing industry-leading tools like SPSS, R, Hadoop, and Spark, we extract actionable insights from complex data sets, empowering data-driven decision-making. Software Development: We wield a diverse arsenal of programming languages (Python, Java, C++, etc.) to craft custom software solutions that streamline workflows and meet your specific needs. Engineering Services: Our expertise spans across electrical, mechanical, civil, and software engineering, leveraging industry-standard software like AutoCAD, SolidWorks, and ANSYS to deliver precise and efficient solutions. Machine Learning & AI: We stay at the forefront of technological advancements, integrating machine learning and artificial intelligence into your projects to automate tasks and optimize processes. Development: best on any freelance websites, freelancer platform we offer developers software, hire freelancers from laravel developers to wordpress website developer or freelance digital marketing. Collaboration is paramount. We work closely with you, prioritizing transparency throughout the project lifecycle to ensure your vision becomes reality. Let Modular Solutions be your trusted partner in innovation. By leveraging our expertise in big data, automation, and cutting-edge technologies, we'll craft solutions that unlock your business potential and drive tangible results. Ready to join the ranks of our 100+ satisfied clients? Contact us for a free session today to discuss your project and see how Modular Solutions can help you achieve your goals. menos
Contratar umg536
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rashidamjad rashidamjad
$25 Dólares / hora
Systems & Full-Stack Engineer | Cloud & AutomationPakistanRashid Tech Solutions is a systems-focused engineering and development practice with over 5 years of hands-on experience delivering reliable, production-ready solutions across software, cloud, automation, and embedded systems. We specialize in projects where multiple technologies must work together seamlessly —...Rashid Tech Solutions is a systems-focused engineering and development practice with over 5 years of hands-on experience delivering reliable, production-ready solutions across software, cloud, automation, and embedded systems. We specialize in projects where multiple technologies must work together seamlessly — software with hardware, cloud with automation, and logic with real-world operational constraints. Our work is driven by solid architecture, clean implementation, and solutions designed for long-term use, stability, and growth. 🔧 Core Capabilities Systems & Full-Stack Development End-to-end design and development of web platforms, backend services, APIs, dashboards, and mobile applications, built for scalability, security, and maintainability. Cloud, DevOps & Infrastructure Architecture and operations across AWS, Azure, and Google Cloud, including CI/CD pipelines, deployments, monitoring, performance optimization, and production hardening. Automation & Integrations Custom automation, workflow optimization, system integrations, bots, and backend processes to reduce manual work and improve operational reliability. Embedded Systems & Industrial Automation Development and integration of embedded systems, IoT devices, electronics, PCBs, PLCs, SCADA, and hardware–software interfaces for industrial and automation use cases. AI & Data-Driven Features Practical AI and machine-learning integrations such as computer vision, OCR, analytics, and intelligent system enhancements — applied where they deliver real, measurable value. Specialized & Custom Solutions Blockchain systems, trading tools, telephony platforms, and other domain-specific solutions when projects require deeper technical customization. 👥 Team & Delivery Model For larger or time-critical projects, I work with a small, trusted technical team, while personally managing and reviewing all work. This ensures clear communication, consistent quality, and a single point of accountability for the client. 🤝 Post-Delivery Support Delivery does not end at handover. We provide clear documentation, support, fixes, and ongoing assistance when required, ensuring systems remain stable, understandable, and easy to maintain over time. Our approach is reflected in consistent positive feedback from previous clients, who value technical ownership, clear communication, and dependable delivery. If you’re looking for a technical partner who thinks long-term and takes responsibility beyond launch, Rashid Tech Solutions is ready to support your project. menos
Contratar rashidamjad
