Wireless Engineers para contratar
Mostrando 45 resultados
Freelancers patrocinados
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Contratar 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. menos -
Contratar jonasdedzo
I am a Senior Full-Stack Developer with 10+ years of experience building modern, scalable, and high-performance web and mobile applications. I specialize in React.js, Next.js, Node.js, TypeScript, Python, PHP, Laravel, .NET, and API development, creating clean, responsive, and user-friendly digital solutions. My...I am a Senior Full-Stack Developer with 10+ years of experience building modern, scalable, and high-performance web and mobile applications. I specialize in React.js, Next.js, Node.js, TypeScript, Python, PHP, Laravel, .NET, and API development, creating clean, responsive, and user-friendly digital solutions. My expertise includes: ✅ Full-Stack Web Development ✅ Mobile App Development (React Native, Flutter, Android, iOS) ✅ AI Integration (OpenAI API, ChatGPT, LLM, AI Automation, AI Agents) ✅ SaaS Platforms & Business Applications ✅ REST API & Third-Party Integrations ✅ Database Design (PostgreSQL, MySQL, MongoDB, Redis) ✅ Cloud Deployment (AWS, Azure, Docker, VPS) I focus on delivering high-quality code, reliable solutions, and long-term value for clients. I can handle projects from idea to deployment, including architecture, development, testing, and maintenance. My goal is to build powerful, secure, and scalable software that helps businesses grow. menos -
Contratar MuhammadUzair16
MuhammadUzair16 MuhammadUzair16
$50 USD / hora
Embedded Systems, IoT & Edge AI Software ArchitectPakistanI design and build reliable embedded, IoT, and connected-device software — from firmware, RTOS, microcontrollers, and BLE communication to mobile apps, cloud integration, and AI/ML on edge devices. With 16+ years of experience in software development and embedded systems, I help startups, product teams, and...I design and build reliable embedded, IoT, and connected-device software — from firmware, RTOS, microcontrollers, and BLE communication to mobile apps, cloud integration, and AI/ML on edge devices. With 16+ years of experience in software development and embedded systems, I help startups, product teams, and engineering companies turn complex hardware/software requirements into stable, scalable, production-ready systems. ✅ Core Expertise 🔌 Embedded Firmware & RTOS C/C++ firmware development for microcontrollers and embedded platforms RTOS-based applications, task scheduling, memory optimization, and performance tuning Device drivers, sensors, UART, SPI, I2C, CAN, and hardware bring-up Firmware debugging, refactoring, reliability improvement, and performance optimization 📡 IoT, Bluetooth/BLE & Connected Devices BLE-enabled products, device pairing, GATT communication, and mobile-device connectivity IoT gateways, sensor networks, telemetry, device provisioning, and remote monitoring MQTT, REST APIs, wireless communication, cloud connectivity, and secure device workflows 📱 Mobile Apps for Hardware Products Android and iOS apps for device control, monitoring, configuration, and diagnostics Cross-platform mobile apps for BLE, Wi-Fi, and IoT-enabled products Real-time dashboards, alerts, synchronization, and hardware-software integration 🤖 Edge AI, AI/ML & Data Systems AI/ML workflows for embedded and resource-constrained systems Sensor analytics, signal processing, anomaly detection, and predictive logic Python-based automation, testing tools, engineering utilities, and data workflows 🏗 Software Architecture & Product Engineering End-to-end system architecture across hardware, firmware, mobile, backend, and cloud Clean, maintainable, testable code built for long-term product growth Technical planning, code review, debugging, documentation, and project rescue work ✅ What I Can Build IoT devices with firmware, mobile app, and cloud integration BLE-enabled products and companion mobile apps Industrial controllers, sensor systems, data loggers, and gateways RTOS-based embedded applications Edge AI systems and embedded analytics Custom firmware, drivers, protocols, dashboards, and automation tools Legacy embedded software modernization and performance optimization ✅ Why Work With Me 16+ years of hands-on engineering experience Strong understanding of both low-level embedded systems and high-level software architecture Ability to work across firmware, hardware integration, mobile apps, APIs, and cloud workflows Clear communication, realistic planning, and precise execution Focus on reliability, maintainability, performance, and production-ready delivery For projects involving embedded systems, firmware, IoT, BLE, mobile apps, device communication, or AI on edge devices, I can help you design and build it correctly from the start. menos -
Contratar amirrmusavifr
Aprendizaje Automático (ML), Mathlab y Mathematica, Ingeniería eléctrica, Python, Ingeniería de telecomunicacionesI have master in Electrical Engineering, I'm expert with following skills: IMAGE PROCESSING (MATLAB & PYTHON) * Digital Image Processing * Image Classification * Image Segmentation * Machine learning * Neural Network * Deep Learning * Object Detection NATURAL LANGUAGE PROCESSING * Question Answering *...I have master in Electrical Engineering, I'm expert with following skills: IMAGE PROCESSING (MATLAB & PYTHON) * Digital Image Processing * Image Classification * Image Segmentation * Machine learning * Neural Network * Deep Learning * Object Detection NATURAL LANGUAGE PROCESSING * Question Answering * Sentiment Classification * Named Entity Recognition (NER) * Part of Speech (POS) tagging * Lemmatization REINFORCEMENT LEARNING * Deep Q-Network * Model-free and Model-based training DIGITAL SIGNAL PROCESSING (MATLAB & PYTHON) * Estimation / Detection * Digital Communication Systems * Mathematics * Kalman Filter * Tracking System menos -
Contratar tshibsamuel477
My name is Samuel, and I am a mechatronic engineer with a specialization in mechatronics, based in Tunisia, with over six years of experience. During this time, I have successfully delivered a wide range of projects, continually expanding my expertise and refining my skills. I am now offering my professional services...My name is Samuel, and I am a mechatronic engineer with a specialization in mechatronics, based in Tunisia, with over six years of experience. During this time, I have successfully delivered a wide range of projects, continually expanding my expertise and refining my skills. I am now offering my professional services in designing and prototyping electronic boards using Altium Designer. My PCB design expertise encompasses: Single and Multi-sheet Schematics Single/double-sided and Multi-layer PCB layouts Data and control interfaces: UART, USB, SPI, I2C, SDIO, PCIe, and more Power supply design, including SMPS & LDOs Digital video, audio, and multimedia interfaces: HDMI, MIPI DSI/CSI, I2S, TDM Reverse engineering for existing designs With a commitment to quality and precision, I am ready to bring your electronic board designs to life. menos -
Contratar umg536
Modular Solutions delivers advanced Engineering, AI/ML, Embedded Systems, and IoT solutions for startups, enterprises, researchers, and industrial clients worldwide. We transform complex ideas into production-ready systems — from AI platforms and automation tools to embedded hardware, enterprise software, industrial...Modular Solutions delivers advanced Engineering, AI/ML, Embedded Systems, and IoT solutions for startups, enterprises, researchers, and industrial clients worldwide. We transform complex ideas into production-ready systems — from AI platforms and automation tools to embedded hardware, enterprise software, industrial controls, simulations, and engineering designs. Our expertise combines Artificial Intelligence, Machine Learning, Computer Vision, Deep Learning, Data Science, Analytics, and Automation with strong software engineering capabilities in Python, C/C++, Java, C#, .NET, PHP, JavaScript, SQL, MATLAB, Simulink, and Linux-based systems. On the hardware side, we specialize in Embedded Systems, IoT Devices, FPGA/Verilog/VHDL, PCB Design, Raspberry Pi, Arduino, ARM development, RF systems, electronics, firmware, industrial automation, sensor integration, DSP, and hardware/software interfacing. We also provide Mechanical, Electrical, Civil, and Structural Engineering services including AutoCAD, Civil 3D, SolidWorks, CAD/CAM, Product Design, 3D Modelling, Simulation, Renewable Energy systems, and technical feasibility analysis. Our experience includes: • AI-powered analytics and automation platforms • Facial Recognition and OpenCV systems • Enterprise SaaS and backend platforms • Industrial automation and control systems • FPGA and embedded hardware development • MATLAB/Simulink modeling and simulation • IoT evaluation and sensor systems • CAD drafting and engineering design • Unity 3D and simulation applications • Data analytics and statistical analysis • Research, technical writing, and documentation We also support clients with Project Management, Business Analysis, Finance, Accounting, Bookkeeping, QuickBooks reconciliation, Reporting, Scientific Research, Research Writing, Technical Writing, and enterprise consulting. Our technical stack and domains include: AI & Machine Learning | Deep Learning | Neural Networks | Computer Vision | OpenCV | Data Science | Big Data | Statistical Analysis | SPSS | R Programming | Python | MATLAB | Simulink | Algorithm Development | Data Mining | Text Mining | C Programming | C++ | Java | C# | PHP | JavaScript | SQL | .NET | Software Architecture | Linux | Web Development | Electronics | Electrical Engineering | FPGA | Verilog/VHDL | Embedded Systems | IoT | Arduino | Raspberry Pi | ARM | PCB Design | RF Communications | DSP | CAD/CAM | AutoCAD | SolidWorks | Mechanical Engineering | Civil Engineering | Structural Engineering | Product Design | 3D Modelling | Unity 3D | Technical Writing | Research Writing | Project Management | Finance | QuickBooks | Business Analysis Clients choose Modular Solutions for strong communication, fast execution, technical depth, and the ability to solve complex engineering and software challenges under tight deadlines. We focus on delivering reliable, scalable, and production-ready solutions tailored to each client’s goals. menos -
Contratar winmaclin
⭐ Top 1% on Freelancer.com | Narola Infotech - Digitalising Businesses Since 2005 ✎ About Us We are Narola Infotech, a globally recognized IT solutions company with 20+ years of experience delivering high-performance web, mobile, and enterprise software solutions to 1500+ happy clients across 50+ countries. Trusted...⭐ Top 1% on Freelancer.com | Narola Infotech - Digitalising Businesses Since 2005 ✎ About Us We are Narola Infotech, a globally recognized IT solutions company with 20+ years of experience delivering high-performance web, mobile, and enterprise software solutions to 1500+ happy clients across 50+ countries. Trusted by Fortune companies like CGI, L&T, Infosys, Biocon, and TVSNext. We don't just build software, we build lasting partnerships. Our approach is simple: understand your vision, deliver beyond expectations, and stay with you every step of the way. ✎ Why Choose Us? ➬ 20+ Years of Industry Experience ➬ 350+ Talented IT Professionals ➬ 3000+ Successfully Delivered Projects ➬ 95% Client Retention Ratio ➬ 4.9 ⭐ Clutch Rating ➬ 100% Project Success Ratio ➬ Clutch Top 1000 Companies Global 2022 ➬ Best Outsourcing Company - SGCCI ✎ Our Services ➬ Custom Web & Mobile App Development ➬ Custom Enterprise Software Development ➬ AI/ML & Data Analytics Solutions ➬ QA & Software Testing (Automation, Security, Performance) ➬ DevOps, Cloud Migration & Managed Services ➬ Salesforce Consulting, Implementation & Support ➬ Staff Augmentation - Dedicated Teams or Individual Developers ➬ Support & Maintenance ✎ Tech Stack ➬ Frontend: ReactJS, AngularJS, VueJS, NextJS, NuxtJS ➬ Backend: Node.js, Java, PHP, Laravel, .NET, Python, Django, WordPress ➬ Mobile: Flutter, React Native, iOS (Swift), Android (Java/Kotlin) ➬ Cloud & DevOps: AWS, Azure, Docker, Kubernetes, Jenkins, CI/CD, Terraform ➬ Database: MySQL, MongoDB, PostgreSQL, Firebase, MS-SQL ➬ Other: Salesforce, MS Dynamics 365, Power Platform, Big Data, AI/ML, Automation ✎ Industries We Serve ● Fintech ● Healthcare ● Retail & Ecommerce ● Education ● Real Estate ● Media & Entertainment ●Transport & Logistics ✎ Our Strengths ➬ Agile Development Methodology ➬ Daily & Weekly Progress Reports ➬ Clear Communication & Collaboration ➬ 100% Plagiarism-Free & Secure Delivery ➬ Guaranteed Data Privacy & NDA Protection ➬ Flexible Engagement Models: ● Fixed Cost ● Time & Material (Hourly) ● Dedicated Team ● Hybrid Model (Fixed + Hourly) ✎ Our Promise "You will get the value of every penny you spend. We are committed to driving your business forward with reliable, quality solutions powered by technology and innovation." - Ashish Narola, CEO menos -
Contratar ossamasaleem
If you have a new antenna design that needs to perform in a challenging RF environment, requires optimization to meet specifications, or presents complex RF issues, I can help. With extensive experience in antenna and RF design, along with advanced expertise in electromagnetic simulation software, I specialize in...If you have a new antenna design that needs to perform in a challenging RF environment, requires optimization to meet specifications, or presents complex RF issues, I can help. With extensive experience in antenna and RF design, along with advanced expertise in electromagnetic simulation software, I specialize in designing, modeling, and testing antenna systems from concept to final product. Over the years, I have worked on a diverse range of RF applications, from 5G/6G communications, phased arrays, and satellite systems to medical antennas, IoT, and autonomous vehicle antennas. My expertise includes: ✔ High-performance antenna arrays – Phased arrays, MIMO, beamforming, and RIS antennas. ✔ 5G & 6G Wireless Systems – mmWave, sub-6 GHz, and reconfigurable antennas. ✔ Medical & Wearable Antennas – On-body sensors, implantable, and microwave imaging antennas. ✔ Satellite & Aerospace Applications – High-gain reflectors, waveguides, and ground stations. ✔ RFID & IoT Solutions – UHF, HF, LF RFID antennas, and reader integration. ✔ Electromagnetic Simulations & Analysis – CST Microwave Studio, HFSS, ADS, and AWR MW Office. ✔ RF & Microwave Circuit Design – Power dividers, couplers, filters, and matching networks. ✔ PCB & Prototyping – Multi-layer RF PCB design and fabrication. menos -
Contratar martini002
Where technical precision meets real-world impact Hi, I’m Segismundo Martin Ocando Fuentes, a Senior Software Engineer with over 13 years of experience building robust backend systems and smart automation solutions. My core expertise lies in Python development, with a strong focus on Django, process automation, and...Where technical precision meets real-world impact Hi, I’m Segismundo Martin Ocando Fuentes, a Senior Software Engineer with over 13 years of experience building robust backend systems and smart automation solutions. My core expertise lies in Python development, with a strong focus on Django, process automation, and hardware-software integration using tools like Raspberry Pi and Arduino. ✴️ Core Technical Skills - Python Development – Efficient and scalable backend systems - Django & Django REST Framework – Clean, secure, and well-documented APIs - Process Automation – From workflow optimization to RPA and web scraping - Hardware Integration – Raspberry Pi, Arduino, sensors, and custom electronics - Linux Server Administration – Secure deployments, performance tuning, and uptime reliability - Database Management – MySQL, PostgreSQL, SQLite - Basic Frontend Development – Clean and functional interfaces using HTML, CSS, and JavaScript ✴️ What I Build - Custom RESTful APIs for mobile or web apps - End-to-end IoT solutions and embedded systems - Automation tools that reduce manual work - Monitoring dashboards with real-time hardware data - Backend platforms with hardware communication layers ✴️ Why Work With Me? - Specialized Expertise – I solve technical problems with depth, not with shortcuts - End-to-End Ownership – From architecture to deployment and post-launch support - Clear Communication – Technical concepts translated into actionable plans - Long-Term Support – I don’t disappear after delivery; I ensure everything works and improves Let’s Work Together If you’re looking for a backend engineer who understands both software and hardware, and who can deliver efficient, future-ready solutions, I’d love to hear about your project. ✴️ Reach out to discuss how we can bring your ideas to life. menos -
Contratar ferguzmanf
Systems Engineer and Computer Science, with more than 10 years of experience in Network Administration and Telecommunications management, 13 years in mobile project management providing corporate mobile solutions.Systems Engineer and Computer Science, with more than 10 years of experience in Network Administration and Telecommunications management, 13 years in mobile project management providing corporate mobile solutions. menos
