Embedded Engineer/RF Engineers For Hire
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Sponsored Freelancers
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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. less
Hire cmsivolella
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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 less
Hire sabarikptm
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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. less
Hire deane20
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guruexpert123 guruexpert123
$35 USD / hour
Industrial Automation & Embedded Systems EngineerUnited StatesI 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. less
Hire guruexpert123
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As a highly skilled and experienced engineer, I am excited to offer my expertise to clients in need of top-quality engineering services. With a deep understanding of engineering principles and regulatory requirements, I am committed to delivering exceptional results that meet and exceed your expectations. Whether you...As a highly skilled and experienced engineer, I am excited to offer my expertise to clients in need of top-quality engineering services. With a deep understanding of engineering principles and regulatory requirements, I am committed to delivering exceptional results that meet and exceed your expectations. Whether you need assistance with design, analysis, or project management, I am dedicated to providing the highest level of service and support to help you achieve your goals. Services Offered: ☑️ MEP : ☑️ Electrical: Electrical plan, Power Distribution, Wire Sizing, Panel Schedule, Load Calculation, SLD, lighting Design ☑️ High Voltage Power, Design, Substation Design, Cable Trays, Cable Trenches, Grid, etc. ☑️ LOW Voltage Power Design ☑️ PLC and Control Panel Design in AutoCAD Electrical ☑️ Industrial Engineering ☑️ Mechanical Engineering : Engineering Drawing ☑️ HVAC System Design : DUCT Layout, Load calculation etc. ☑️ Energy Modeling and Analysis: Manual J, S, Title 24, etc. ☑️ Plumbing ☑️ Renewable Energy(Photovoltaic PV System, Wind Farm Design, Pv Syst) ☑️ EV Charging Stations ☑️ Structural Design : Advanced Steel Structural and Fabrication drawings ☑️ CAD/CAM | 3D DESIGN AND VISUALIZATION LICENSED SOFTWAERE: ☑️ Revit ☑️ AutoCAD Electrical ☑️ Plant 3D ☑️ Solidworks ☑️ PV Syst ☑️ Tekla Structures ☑️ Autodesk Advanced Steel We handle residential, commercial & industrial projects. Please feel free to contact me any time. 24/7 support is available. Best Regards, Caleb less
Hire calebr59
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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. less
Hire umg536
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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 —...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. less
Hire rashidamjad
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ZAWN Tech is a trusted software company founded in 2014, delivering complete digital solutions for startups and enterprises worldwide. Our certified developers combine deep technical knowledge with real-world project experience to build fast, secure, and scalable systems. Core Expertise Blockchain: Metaverse, Web3,...ZAWN Tech is a trusted software company founded in 2014, delivering complete digital solutions for startups and enterprises worldwide. Our certified developers combine deep technical knowledge with real-world project experience to build fast, secure, and scalable systems. Core Expertise Blockchain: Metaverse, Web3, NFTs, NFT Games, Smart Contracts, Arbitrage & Sniper Bots, DEX / DApp Development (Ethereum, BSC, Polygon, Solana, WAX). Web & SaaS Development: Full-stack using React, Node.js, Laravel, Django, and Next.js. Integration with Odoo, Bubble.io, Zoho, and Webflow. eCommerce: Shopify, WooCommerce, Magento, and custom marketplace platforms with payment, shipping, and ERP integrations. Mobile Apps: Native and cross-platform (Flutter, React Native, Android, iOS). AI & Computer Vision: Chatbots, GPT integrations, TensorFlow, OpenCV, and OCR systems. Game Development: Unity 3D, Unreal, and WebGL with multiplayer, blockchain, and AR/VR support. Trading & Financial Automation: MT4/5, TradingView, Binance, Interactive Brokers, and algorithmic trading bots. Hardware & IoT: Arduino, Raspberry Pi, ESP32, MATLAB, embedded control, and automation projects. With 200+ recommendations and over a decade of experience, we turn complex ideas into reliable, production-ready solutions — delivered with clear communication and long-term support. less
Hire AwaisChaudhry
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imranarshad87 imranarshad87
$20 USD / hour
Full Stack Developer, AI, MERN Flutter iOS AndroidPakistanI'm Imran Arshad, a full Stack Developer with 15+ years of immersive experience in the realm of programming. My expertise lies in turning your ideas into reality and I will help you empower your Business to reach its full potential by offering my services. I can design/develop all kind of simple CMS websites to the...I'm Imran Arshad, a full Stack Developer with 15+ years of immersive experience in the realm of programming. My expertise lies in turning your ideas into reality and I will help you empower your Business to reach its full potential by offering my services. I can design/develop all kind of simple CMS websites to the most complex Web Applications. I have also developed many Dashboards, dynamic database design and complex systems over the past 10 years. I had a chance to work on multiple Business domains, so for me Business domain does not matter, as long as you explain your requirements to me. Expertise: - Front-End Development & Back-End Development. - HTML/CSS, CSS3, Tailwind CSS, JavaScript, SAAS Development, jQuery, Prototype, Dashboard Designing and Development, Responsive/Mobile Friendly theme. - UI/UX Designing, Wire frame, Figma, AdobeXD, Adobe Photoshop - JavaScript Frameworks (AngularJS, ReactJS, VueJS, NodeJS, ExpressJS, NextJS, jQuery, Bootstrap) - eCommerce Solution (Custom Development, Shopify Website, Shopify Public/Private Apps, Magento, OpenCart, WooCommerce, Squarespace, BigCommerce, WIX Websites. - PHP (Almost all the frameworks and CMS, OOP and MVC), Laravel, Codeigniter. - For Mobile Apps, I can work with my friend/colleague on Native iOS & Android Apps (Swift, Kotlin), Cross-Platform (React Native, Flutter). Apple App Store and Google Play Store App Publish. Bot development, Blockchain, Telegram Bot, AI bot, Zoho, .NET technologies, C#, VB.NET, ASP.NET, MSSQL, Desktop App, Web Apps, Dynamic365, Dynamic CRM, SugarCRM, any CRM, PineScript, MT4, MQL, Web Scrapping, ML, AI. - AJAX, JSON, XML, SOAP, CURL, IMAP - AWS, S3, Cognito, Route 53, SES - Version Control (GitHub, BitBucket, Svn) - JIRA, Trello - 3rd party APIs Integration, Payment Gateways Integration (PayPal, Google Checkout, Authorize.net, Stripe, Creating full automated systems for scraping/sending data from/to protected sites, Python/Django, Web Scrapping. - Java, Java Spring Boot etc. - Moodle, Learning Management System. - Database (MySQL, MongoDB, SQLite, PostgreSQL, DynamoDB, MS SQL) - Redesigning Websites/Web Apps, redevelopment Websites/Web Apps. Dashboard Development. - Digital Marketing team, Social Media Marketing (Facebook, Instagram, TikTok, Twitter, YouTube etc.), Google Ads campaign, SEO, On-Page & Off-Page SEO etc. including contents writing, daily/weekly posting on social media accounts and many more. Skills: - Problem Solving and Debugging - Fixing bad/old code and doing step-by-step full code refactoring without breaking live mode. - Complex math calculation - Code testing - Brainstorming, new ideas/suggestions, innovation and solution provider Together, let's redefine excellence in digital innovation. Join me on this exhilarating journey, where boundless creativity meets unwavering expertise, and let's craft a digital masterpiece that transcends expectations. less
Hire imranarshad87
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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. less
Hire tetianam8
