Antenna Design Experts For Hire
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Hire yaroslavmark
Hello. I am an experienced Automation Engineer & Hardware Designer with 10+ years of expertise in PLC programming, industrial controls, embedded systems, and custom PCB development. I bring together both industrial automation and electronics engineering, allowing me to design complete control solutions — from PLC...Hello. I am an experienced Automation Engineer & Hardware Designer with 10+ years of expertise in PLC programming, industrial controls, embedded systems, and custom PCB development. I bring together both industrial automation and electronics engineering, allowing me to design complete control solutions — from PLC logic and HMIs to custom PCBs, sensor interfaces, power electronics, and machine-control hardware. 🧩 Core Competencies 🧩 🔧 PLC & Automation Engineering - Siemens: S7-1200 / S7-1500 / S7-300, TIA Portal, STEP7 - Allen-Bradley: ControlLogix, CompactLogix, MicroLogix (Studio 5000 / RSLogix) - Schneider Modicon, Mitsubishi FX/Q, Omron CJ/CP - HMI/SCADA: WinCC, FactoryTalk View, Ignition, Weintek, Delta - Communication: Modbus RTU/TCP, Profinet, EtherNet/IP, Profibus, OPC-UA - Industrial Controls - VFD/Servo setup (Siemens, ABB, Delta, Rockwell) - Sensor integration (analog, digital, RTD, thermocouple) - PID loops, motion control, interlocks & machine safety 📡 PCB & Electronics Design - PCB Design Tools: KiCad, Altium, Eagle / Fusion 360, Cadence Allegro - Hardware Expertise: Mixed-signal hardware (analog + digital), High-voltage / low-voltage mixed PCBs, SMPS power stages • DC-DC converters, Motor drivers, relays, MOSFET/PWM control, Microcontrollers: Raspberry Pi Pico, STM32, ESP32, AVR, PIC, Communication hardware: RS-485, CAN, Ethernet, isolated I/O, Sensor conditioning, ADCs, op-amps, filters, EMC/EMI-friendly layout & safety-critical design 🧰 Tools & Platforms - TIA Portal, STEP7, Studio 5000, RSLogix - WinCC, FactoryTalk View, Ignition SCADA - KiCad, Altium, Eagle - AutoCAD Electrical, EPLAN - C/C++ for embedded, MicroPython, FreeRTOS less -
Hire leonidye
I am an RF and electronics design engineer from Ukraine with strong experience in antenna design, RF PCB layout, and general electronic hardware development. I focus on practical, manufacturable designs with predictable performance. Core expertise: - RF PCB layout (impedance control, grounding, isolation, EMI...I am an RF and electronics design engineer from Ukraine with strong experience in antenna design, RF PCB layout, and general electronic hardware development. I focus on practical, manufacturable designs with predictable performance. Core expertise: - RF PCB layout (impedance control, grounding, isolation, EMI reduction) - High-speed and mixed-signal PCB design (impedance and length matching) - Schematic & PCB layout and BOM for production-ready hardware - Power supply and filtering design - Antenna design and tuning (GNSS, Wi-Fi, ISM bands...) Typical work: - Wi-Fi, BLE, LoRa, and custom RF hardware - Compact and embedded antennas - Multilayer PCBs optimized for performance and cost - Design review, layout correction, and RF/EMI troubleshooting Tools: - RF design and simulation tools (ADS, CST, and HFSS) - PCB design tools (Altium, KiCAD, OrCAD, PADS, and EasyEDA) - Others (NI Multisim, Proteus, Matlab...) Thanks for visiting my profile. less -
Hire Mostafaihab1
A highly motivated Digital IC Design Engineer with strong expertise in RTL design using Verilog, SystemVerilog, and VHDL. Solid background in Computer Architecture with hands-on experience designing single-cycle and 5-stage pipelined MIPS processors, including hazard handling, branch prediction (BHT/BTB),...A highly motivated Digital IC Design Engineer with strong expertise in RTL design using Verilog, SystemVerilog, and VHDL. Solid background in Computer Architecture with hands-on experience designing single-cycle and 5-stage pipelined MIPS processors, including hazard handling, branch prediction (BHT/BTB), Coprocessor-0, cache memory, and 32-bit multiplication/division units. Experienced in DSP modeling and system-level integration with AMBA (AHB), UART, SPI, and I2C protocols. Experienced in functional verification using UVM methodology, including building a complete UVM-based verification environment for the AHB protocol. Strong understanding of STA, CDC, DFT, and low-power verification techniques, with hands-on experience in synthesis, post-synthesis simulation, and formal verification using industry-standard Synopsys tools. Hands-on experience in full RTL-to-GDSII backend implementation flow, including floorplanning, power planning, IR drop and EM analysis, placement, CTS, routing, and DRC/LVS verification using Synopsys ICC2 and PrimeTime. Passionate about optimizing performance, power, and area (PPA) while ensuring timing closure and design reliability in multi-clock, low-power digital systems. Skills: ✅ Verilog ✅ SystemVerilog ✅ VHDL ✅ RTL Design ✅ FPGA ✅ UVM ✅ TCL ✅ Python ✅ RTL-to-GDSII Flow ✅ Antenna Design ✅ Matlab ✅ Arabic-English Translator ✅ Word ✅ Excel EDA tools: ✅ Synopsys Design Compiler ✅ Synopsys ICC2 ✅ Synopsys PrimeTime ✅ Synopsys SpyGlass ✅ Synopsys Formality ✅ Xilinx Vivado ✅ Intel Quartus Prime ✅ QuestaSim ✅ CST Studio ✅ Matlab 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 kdsoftwareagra
kdsoftwareagra kdsoftwareagra
$25 USD / hour
✅ Senior Full-Stack | Laravel, Node, Next.js, PHPIndiaI am a Senior Full-Stack Developer with 11+ years of experience delivering high-quality, scalable, and user-focused web and mobile applications. I specialize in Laravel, PHP, Node.js, Next.js, React, and API development, with a strong command of modern UI/UX practices, database architecture, cloud deployment, and...I am a Senior Full-Stack Developer with 11+ years of experience delivering high-quality, scalable, and user-focused web and mobile applications. I specialize in Laravel, PHP, Node.js, Next.js, React, and API development, with a strong command of modern UI/UX practices, database architecture, cloud deployment, and performance optimization. Over the last decade, I have helped startups, small businesses, and enterprises build fast, secure, and reliable digital products—from custom CRMs and e-commerce systems to full SaaS applications and mobile app backends. 🚀 What I Do Best ✔ Full-stack Web Development (Frontend + Backend) ✔ Custom Web Applications (CRM, ERP, SaaS, Admin Panels) ✔ API Development & Integration ✔ E-commerce Websites (Custom / WooCommerce / Laravel / MERN) ✔ Server Deployment (AWS, DigitalOcean, cPanel, VPS) ✔ Fixing Bugs, Speed Optimization & Security Hardening ✔ Mobile App Backend (Laravel API, Node API, Firebase) ✔ Next.js SSR/SSG Websites (SEO-friendly, high performance) 🛠 Tech Stack Expertise Frontend: Next.js, React.js, HTML5, CSS3, Bootstrap, Tailwind, jQuery Backend: Laravel, Node.js, Express.js, PHP, REST APIs, MySQL, MongoDB Tools & Technologies: JWT Auth, Payment Gateways (Stripe, Razorpay, PayPal), Firebase, WebSockets, Cron Jobs, Redis, Git, cPanel, AWS, Docker ⭐ Why Clients Love Working With Me ✔ 10+ years of industry experience ✔ Excellent communication & on-time delivery ✔ Clean, scalable, and well-documented code ✔ 100% project ownership and problem-solving mindset ✔ Long-term support even after project completion ✔ Ability to understand business requirements deeply 🧩 Services I Offer • Full-Stack Web & App Development • Custom Laravel Solutions • Node.js & Next.js Application Development • E-commerce (custom, Shopify, WooCommerce) • Dashboard & Admin Panel Development • API Integration & Third-Party Services • Website Redesign & UI Improvements • Performance Optimization & Security Patching 📈 My Goal To help businesses build modern, scalable, and high-performing digital products that stand out and generate real value. If you're looking for a reliable, skilled, and long-term full-stack developer, let’s connect and build something amazing! less -
Hire thaakierj
Hi, I’m Thaakier, but most people know me as TJ. I’m a friendly, genuine, and trustworthy professional who is passionate about building high quality digital products. I’m easy to work with, communicate clearly, and always focus on delivering results that exceed expectations. Although I’m new to Freelancer, I’m not...Hi, I’m Thaakier, but most people know me as TJ. I’m a friendly, genuine, and trustworthy professional who is passionate about building high quality digital products. I’m easy to work with, communicate clearly, and always focus on delivering results that exceed expectations. Although I’m new to Freelancer, I’m not new to the industry. I’ve successfully completed many projects over the years for businesses and clients outside the platform. I’m currently building my reputation on Freelancer, so I’m offering my services at a discounted rate without compromising on quality, professionalism, or the final result. ✅ Web Development & Design ✅ Website Creation & Management ✅ Digital Marketing & Branding ✅ Game Development & Interactive Experiences ✅ E-commerce & Online Business Solutions I enjoy turning ideas into reality, solving complex problems, and helping businesses grow through technology. Whether you need a website, web application, e-commerce store, game, or another digital solution, I’m here to help. If you have a project in mind or would like to discuss your ideas, feel free to send me a message. I’d love the opportunity to work with you and show you what I can do. less -
Hire robertp673
***************************************************** Preferred and Verified Team of Professionals! Greetings, We are a team of experienced Engineers, Architects, Structural Engineers, Civil Engineers, Draftees,3D Visualizers and Quantity Surveyors who have been collaborating for nearly a decade to provide...***************************************************** Preferred and Verified Team of Professionals! Greetings, We are a team of experienced Engineers, Architects, Structural Engineers, Civil Engineers, Draftees,3D Visualizers and Quantity Surveyors who have been collaborating for nearly a decade to provide construction-related services across the globe. I am Robert, a project manager/chartered engineer (NER, RPEQ, IntPE) who leads our efforts. Alongside my team, we are dedicated to delivering projects with precision and accountability, ensuring our clients' satisfaction. We are excited to establish enduring connections with our clients and partners. OUR SERVICES: 1️⃣ Architectural Designing and 3D Visualization ✅Concept Drawings/Drafting ✅Permit Drawings - Planning Permit (DA), Building Permit (BA) ✅Construction Drawings ✅Photorealistic 3D/CGI (Sketchup and Lumion, 3Ds Max, Vray and Corona) ✅Walkthrough Videos for Marketing 2️⃣ Structural Engineering and Project Management ✅Engineering design and Certification (Low rise) ✅Project Scheduling (MS Project, Primavera P6) 3️⃣ Quantity Surveying/Cost Consultancy ✅Measurement,Quantity Takeoffs (Softwares-PlanSwift, BlueBeam ) ✅BOQ/BOM Preparation (ASMM/POMI/NRM2/SMM7/CESMM4 Standards) ✅Estimation Services We are available here 24/7 :) ? Let's begin the glorious journey of working with you. ************************************************* less -
Hire jeradd4
I provide architectural, structural, and civil engineering services for residential and commercial projects. I possess extensive experience in new construction, extensions, remodeling, site development, and permitting. Services Offered: - Architectural design and construction drawings - Structural engineering and...I provide architectural, structural, and civil engineering services for residential and commercial projects. I possess extensive experience in new construction, extensions, remodeling, site development, and permitting. Services Offered: - Architectural design and construction drawings - Structural engineering and calculations - Foundation and structural design - Civil engineering and site planning - Ground preparation, drainage, and utility planning - Permitting and construction drawings - Regulatory compliance and consultant collaboration I am committed to supporting a smooth permitting and construction process by providing accurate, practical, and compliant solutions. I prioritize high-quality work, clear communication, and timely project completion. less -
Hire deane20
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 ahmaddar2970
As a dedicated Full Stack Developer, I bring over 3+ years of industry experience to the table, specializing in crafting dynamic and responsive web applications. My expertise spans both front-end and back-end development, ensuring comprehensive, high-quality solutions that consistently meet and exceed client...As a dedicated Full Stack Developer, I bring over 3+ years of industry experience to the table, specializing in crafting dynamic and responsive web applications. My expertise spans both front-end and back-end development, ensuring comprehensive, high-quality solutions that consistently meet and exceed client expectations. Core Competencies: ✔️ Mobile Development: Platforms: Android, iPhone Frameworks: PhoneGap, Ionic, Cordova, React Native, Xamarin, Flutter Technologies: AR/VR, Apple Watch, Android Wear SDK, Apple XCODE ✔️ Web Development: Core Technologies: HTML, CSS, WordPress, WIX Backend: PHP (Magento, Cakephp, Codeigniter, Symfony, Laravel), Ruby on Rails, ASP.NET, MVC, VB.NET, WPF JavaScript Frameworks: React.js, Angular, node.js, Express.js, Vue.js, D3.js, Three.js CMS: Webflow, Podio, Bubble.io, Gobiflow APIs: RESTful API Tools: Docker, JSON, AJAX, Odoo ✔️ SEO: Auditing/Optimization: WordPress, Shopify, WooCommerce, WIX, various websites ✔️ Database Development: Relational Databases: Teradata, Oracle, MSSQL, MySQL NoSQL Databases: MongoDB, Cassandra, Hive, Firebase Data Visualization Tools: Metabase ✔️ API Development: APIs: OpenAI API, RESTful API, SOAP API, Google Map API, Google Translate API ✔️ eCommerce: Platforms: WIX, WooCommerce, BigCommerce, Shopify, Ecwid, Shopware, Prestashop, Joomla, Drupal, Zoho, Odoo, WHMCS CRM: vTiger, SuiteCRM/SugarCRM ✔️ Blockchain: Technologies: Metaverse, Web3, NFT, NFT Games, Smart Contracts Blockchain Networks: Ethereum, WAX, Solana, BSC, Polygon Tools: Pancakeswap, Arbitrage Bot, Uniswap, DEX, DAPP (Frontend, Snipper, Sandwich Bots) Documentation: White Paper ✔️ Game Development: Technologies: WebGL, HTML5, Unity3D, Unreal Engine 4/5, Godot 3D Modeling: 3D Max, 3D Maya ✔️ Data Visualizations/Analytics: Tools: Tableau, Looker Studio, Power BI, Qlikview, Klipfolio, Zoho Analytics, Domo ETL/Data Pipelines: Apache Spark, Hadoop, Apache Airflow, SAP Data Services, Data Bricks, Talend, AWS pipelines, Azure Data Factory, Matillion ✔️ Desktop Development: Languages: Java, Python, C#/C++, Delphi, Qt++, VB, Golang ✔️ Design: Tools: Photoshop, Illustrator, Figma ✔️ Call Center Technologies: Technologies: Twilio, Nexmo, VoIP, SIP, Asterisk, FreePBX, Freeswitch ✔️ Trading: Platforms/Tools: Sierra Chart, Pinescript, Thinkorswim, Tradestation, Metatrader, NinjaTrader, Tradingview, Binance, Kucoin, Interactive Broker, IQOption, FXTM APIs ✔️ Artificial Intelligence: Technologies: Machine Learning, OpenCV, OCR, TensorFlow, ChatGPT, Jetson Nvidia, YOLO, Chatbot, GPT-3, OpenAI ✔️ Hardware: Technologies: Embedded System, Arduino, Matlab, Raspberry Pi, ESP32, IoT devices, electronics, PCBs, PLCs, SCADA, and hardware–software interfaces for industrial and automation use cases. CAD/CAM Design: SolidWorks, AutoCAD, Fusion 360, Inventor Manufacturing: CNC Machining, CAM, GD&T, DFM, DFA less
