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25 USD / hourSiliconNexus is a technology solutions provider dedicated to helping businesses succeed in a rapidly changing world. We specialize in the development of sustainable, end-to-end solutions that are tailored to meet the specific needs of our clients. Our team of experienced professionals is committed to providing the highest quality solutions that are secure, scalable, and cost-effective. We stay at the forefront of technology and leverage the latest innovations to create solutions that are reliable and easy to use. ⭐ Services We Offer ✔ Web 2.0 ☑️ UX/UI research & design ☑️ Frontend development: React.js, Vue.js, Typescript ☑️ Backend development: Python (Django), Node.js, ☑️ Mobile app development: Flutter, React Native ✔ Web3.0 & Blockchain Solutions ☑️ Chains - Ethereum, EOS, Solana, Binance, Polygon ☑️ Smart contracts = ERC20, ERC721, ERC721A, ERC1155 ☑️ DeX's - Pancake Swap, Uniswap, Sushi Swap ☑️ DAO - From smart contract development to DAO governance ☑️ dApps - NFT minting buy, sell OR digital assess buy / sell OR Identity management etc. ☑️ Hyper-ledgers - Substrate [custom chain development] ✔ Embedded Systems Development ☑️ Hardware Design - PCB , High Speed, antennas & FPGA's ☑️ Drivers Development - I2C, CAN, USART, PCIe, AXI, DMA, Interrupt Controllers ☑️ Embedded Linux - Yocto , BitBake, ☑️ IOT application development - BLE, LTE 4G, 5G, LoraWAN, Zigbee, WiFi & Wifi6 ☑️ Cloud Integrations - GoogleCloud, Azure, AWS ☑️ Hardware Design & Verification Services - RISCV SoC design & verification ⭐ Our commitment ✅ 100% work quality ✅ Project demonstration & documentation ✅ Active support against any issue (even after deployment) ✅ 15 hours free-of-cost maintenance & support ✅ Free Discovery sessions & project consultation At SiliconNexus, we believe in building long-term partnerships with our clients. Our commitment to customer service and excellence ensures that we exceed our clients’ expectations. We are passionate about helping our clients stay ahead of the competition by providing them with the best technology solutions available. Silicon Nexus Business Development & Consultant Book a Free Consultation CallHire aqibnasim
20 USD / hourI am a dedicated Electrical Engineer with a Master’s in Embedded Systems, specializing in firmware development, PCB design, and complete IoT product engineering. From concept to market-ready product, I deliver robust embedded solutions that combine hardware, software, and intelligent connectivity. Core Expertise -> Microcontrollers & Embedded Systems: STM32, ESP32, TI Tiva, C2000, MSP430 (Texas Instruments), NXP LPC & i.MX RT, Nordic nRF52/nRF53, Microchip PIC32 & dsPIC, Raspberry Pi, and Arduino. -> Firmware Development: Embedded C/C++, RTOS, DMA, peripheral drivers, wireless stacks (BLE, Wi-Fi, LoRa, Zigbee). -> PCB Design & RF Hardware: Professional PCB layouts using Altium Designer, KiCad, Eagle, EasyEDA and Target. Specialized in RF, IoT, and high-speed boards. -> FPGA Development: Verilog/VHDL for signal processing, hardware acceleration, and high-performance digital systems. -> AI, Machine Learning & Deep Learning: Intelligent algorithms for edge devices, control, and data analysis. -> Robotics & Control: Robotic platforms, precision motor control (FOC, PID), and industrial automation. -> Biomedical Instrumentation: Embedded systems for healthcare and diagnostic devices. -> CAD & Mechanical: 3D CAD modeling for custom housings and production-ready enclosures. Full Product Development Workflow From Idea → Prototype → Final Product System Architecture & Schematics Firmware Development (optimized embedded coding & drivers) PCB Design (multi-layer, RF, low-power, IoT-ready) AI/ML Integration (edge computing & analytics) IoT Connectivity (MQTT, APIs, BLE, Wi-Fi, LoRa, Zigbee) Web & Mobile App Development (real-time dashboards & control apps) Mechanical CAD (3D modeling & enclosures) Software Development Web Applications: Cloud dashboards, real-time monitoring, secure APIs, SaaS platforms. Mobile Applications: Cross-platform IoT control, monitoring, and productivity apps. IoT Communication: Secure & scalable device-to-cloud pipelines (MQTT, REST, WebSockets). Trading & FinTech: Algorithmic trading systems, exchange integrations (Binance, TradingView APIs). Game Development: WebGL, HTML5, Unity3D, 3ds Max, Maya, Unreal Engine 4/5, Godot. Emerging Tech: Blockchain & Web3 apps, AI-powered platforms, cloud-native solutions (AWS, Azure, GCP).Hire Mahihassi
30 INR / hourSkills 1. 20 years of experience in the design and development of cutting-edge IoT products, including AI/ML solutions. 2. Handling end to end product development, from concept to production. Worked on Turnkey Solutions. 3. Architecture design, requirement capturing, competition analysis, testing & product validation including regulatory compliance for US and EU. 4. Expertise in designing and deploying Industry 4.0, Video surveillance, Energy Meter, EV Charger, Water Filtration Systems and Internet of Things (IoT) based solutions. 5. IoT Protocols - MQTT, Wi-Fi, BLE, LPWAN, Zigbee, NBIoT, LoRA, CAN bus etc Embedded Protocols - I2C, SPI, QSPI, USB, ADC, DAC etc. 6. Firmware, RTOS and Linux based Application Development 7. Python and C Programming. 8. Kafka, Kubernetics and cloud based solutions. 9. Video Analytics using Yolo. 10. Sensors - MEMS, Battery, Accelerometer, Gyro, GPS, Temperature, Humidity, Photocell, Touch using capacitive sensing, PIR etc. Some large and critical projects I have done 1. Video Surveillance System - TI Processor based Linux board connected with 8 cameras to capture and store video and send it over 4G network. Board bring up and Linux application development. 2. Predictive Maintenance System for Industry 4.0 - BLE and WiFi based vibration sensor to send data to cloud over MQTT connection. 3. IP camera design - TI Processor based Linux board for IP camera development and mechanical integration with hardware. 4. IoT based Street Light - Zhaga based NBIoT Street Light Controller. 5. Patented RO Controller – Controller which detects genuine cartridge using RFID.Hire TheElitePro
50 USD / hourHi, I'm Stephen, your IoT expert. I have a career spanning some 28 years in the telecommunications industry solving complex integration and automation problems which have enabled me to be a highly acclaimed and awarded innovative thinker. Today I take on a variety of challenges blending hardware and software to bring to life innovative solutions in the IoT (Internet of Things) space. Some of the challenges I can help with are: ✅ LoRa and LoRaWAN solutions (I am LoRa and TTN certified) ✅ Cellular solutions (LTE-M/NB-IoT, LTE, 4G, 3G, 2G, GPRS, GSM) ✅ IoT communications including CoAP, MQTT, REST, XMPP, Google Cloud Messaging, and Kafka. ✅ Automation with Node-RED, Home Assistant, IFTTT, openHAB, and Google Home ✅ Hardware solutions with microcontrollers such as Arduino, ESP32, STM32, RP2040 (Raspberry Pi Pico), NordicRF, ATMEL, Microchip, and others ✅ Embedded development using Linux, FreeRTOS, Zephyr, and other tools on Raspberry Pi, x86, and other development platforms. ✅ Graphing through Grafana, Prometheus, Datadog, ThingsBoard, DataCake and others. ✅ Edge computing solutions using Docker or balenaOS ✅ Firmware development of Arduino using Arduino IDE or Platform IO in C++ ✅ Low-level device and driver development for the Linux kernel as well as microcontrollers ✅Full-stack software solutions using technologies such as PHP Laravel, NuXT, and Python ✅ Schematic and PCB development using KiCAD, Eagle, Altium, or Orcad ✅APIs in any of the 13 programming languages I know ✅API gateways such as Apigee (I am certified), Mulesoft, Kong, and others ✅ Microservices such as AWS Lambda, Google Cloud Functions, and others ✅ Automation with technologies such as Ansible, Terraform, or good old manual code I am a sum of my experiences and all those who came before me. Experience gained through sleepless nights, lost weekends, and holidays finding innovative and permanent solutions to challenges. Other experience has been gained through the skills, advice, and leadership of experts in this field over many years. I am instinctively drawn to interesting and unique projects so if you have a challenge that requires out-of-the-box thinking please do not hesitate to consider me.Hire InternetOfThings
25 USD / hourAs an Electronics Engineering graduate, I bring a comprehensive skill set in PCB design, IoT technology, and web development. With a strong foundation in electrical and electronic circuits, I excel in creating innovative solutions and leveraging cutting-edge technologies. In the realm of PCB design, I am well-versed in industry-leading CAD tools such as AutoCAD Electrical, Eagle Cad, Altium, KiCad, Sprint-Layout, EasyEDA, PCBway, Proteus, and Fritzing. I can take your project from schematic files and hardware specifications to comprehensive Gerber files, BOMs, and detailed 2D and 3D PCB images. My expertise extends to IoT technology, where I have hands-on experience with MQTT, FIREBASE, NodeRed, and Thingsboard. I can design and implement IoT solutions that seamlessly integrate sensors, microcontrollers like Arduino, Raspberry Pi, Esp32, NodeMCU Esp8266, and cloud platforms to provide intelligent and connected systems. Furthermore, I possess fundamental knowledge in web design, web development, and SEO optimization. I can create visually appealing and user-friendly websites using WordPress (Elementor), Shopify, WooCommerce, Wix, and leverage my skills in SEO optimization to enhance website visibility and reach. In addition to my technical skills, I am proficient in using Adobe Photoshop, Adobe Illustrator, and Adobe XD for graphic design and prototyping purposes. I also have experience drafting civil works and floor plans using AutoCAD and MS Word. My commitment to quality and attention to detail ensures that I deliver accurate and precise work. I am a proactive learner, continuously expanding my knowledge to stay up-to-date with the latest advancements in the field. If you require an Electronics Engineer, PCB Designer, IoT Specialist, or Web Developer who can provide schematic files, hardware files, Gerber files, BOMs, and both 2D and 3D PCB images, I am here to bring your projects to life. Let's collaborate and create exceptional electronic and web solutions together. Upwork: https://www.upwork.com/freelancers/~013b62209998b06230 Truelancer: https://www.truelancer.com/freelancer/wyderlalangan LinkedIn: https://www.linkedin.com/in/wyderl/Hire wyderl24"\t\t\t\t"
20 USD / hour✋ Hi there! I’m Abdul Majeed, an experienced Embedded Systems Engineer and Professional PCB Designer with expertise across a wide range of cutting-edge technologies. Here’s what I bring to the table: ⚡ Microcontroller Programming: ✔ Nordic: nRF51, nRF52, nRF53 ✔ TI: CC13xx, CC25xx, CC26xx, CC32xx ✔ 8051: Atmel, Intel, Nuvoton ✔ STM: STM8, STM32, BlueNRG-1, BlueNRG-2 ✔ AVR: 8-Bit, 32-Bit ✔ Cypress: BLE PSoCs ✔ Dialog Semiconductor: DA1458x, DA1453x ✔ ESP: ESP12, ESP32, ESP8266, ESP32 S3, ESP32 C3 ⚡ Electronic Development Boards: ✔ Arduino Uno, Nano ✔ STM32 Nucleo and Discovery ✔ TI's Launchpad ⚡ Single Board Computers: ✔ Raspberry pi ✔ Banana Pi ✔ Beaglebone Black ⚡ Electronics Modules: ✔ RFID and Fingerprint Modules ✔ RF Transceivers: Silicon Labs chips, Zigbee, Wi-Fi, Nordic, etc. ✔ Camera Modules: Omnivision ✔ Storage: SD card and memory chips ✔ Display Modules: LCD, GLCD, TFT, LED, OLED, etc. ✔ IoT Modules ⚡ Computer Software: ✔ Development IDEs: Keil, Visual Studio Code, STM32 Cube IDE ✔ PCB Design: Altium, Eagle, KiCAD, Easy EDA ✔ App Development: Blynk IOT, Adafruit IO, Arduino cloud, Thingsboard ⚡ Simulations Software ✔ MATLAB Simulink ✔ Proteus ✔ Logisim ✔ Multisim ⚡ IoT & Wireless Communication ✔ Proficient in Wi-Fi, BLE, Zigbee, LoRa, HTTP / HTTPS, and MQTT protocol. ✔ Expertise in wearable IoT devices, smart home automation, and industrial IoT projects. ⚡ System Integration & Prototyping ✔ Firmware and hardware integration for sensors, motors, and actuators. ✔ Real-time protocols: FTP, TCP/IP, and RTSP ✔ Extensive experience with streaming, data acquisition, and remote control systems. ⚡ Microcontroller-Based Projects: ✔ Automatic Street Light System: STM32-based power-efficient lighting system controlled by ambient light sensors. ✔ Gesture-Controlled Robot: ATMEGA32-powered robot using accelerometer and gyroscope modules. ✔ Smart Trash Bin: A touchless waste management system using proximity sensors and servo motors. ⚡ Industrial Projects: ✔ Industrial IoT Gateway: A robust NodeMCU-based gateway for connecting industrial devices to cloud platforms. ✔ Battery Management System (BMS): STM32-based controller for monitoring lithium-ion battery packs. ✔ Motor Driver PCB Design: Compact and efficient PCB for controlling DC motors with ESP32. ⚡ PCB Designing Projects: ✔ Power Supply PCB: Design of a regulated dual-output power supply with overcurrent protection. ✔ Custom Sensor Node PCB: Low-power PCB with temperature, humidity, and pressure sensors for wireless data transmission. ✔ RF Module PCB: Compact PCB for RF communication with optimized antenna layout. ⚡ Why Choose Me? ✔ On-time delivery and top-notch quality at reasonable rates. ✔ Free support and maintenance after project completion. ✔ Client satisfaction is my top priority! Let’s bring your ideas to life with innovation and precision! Any questions? Interested in working with me? Send me a message or hit the ‘Hire Me Now’ button and let’s get started!Hire majeed219
20 USD / hourI've had a fascination with electronics ever since I was a young child. I became a circuit designer because of my obsession with robotics and electronics. I've been motivated to learn and research more because of the bachelor's major I chose. I've been working for approximately 4 years as a Professional PCB Designer and an Expert in Embedded Systems. The following services are offered by me: ✔ Schematic Design ✔ PCB Design (1/2/4/8 Layers) ✔ PCB manufacturing support ✔ 3D CAD Design of PCB (.obj /.step) ✔ Custom schematic library and PCB footprint creation I have done many projects till now. some of those are- ✔ 5-lead ECG device prototype for healthcare ✔ Oximeter SpO2 monitor ✔ Sports Activity monitoring device using mmWave radar technology ✔ Advanced PID controlled Line Following and obstacle avoiding robot ✔ Design and Implementation of Pulse oximeter ✔ 2G(Sim800c) & LTE(Sim7600g) based GPS tracker using ESP32 PICO mcu ✔ Disinfection tunnel for securing area from Covid-19 infection ✔ Solar powered incubator system with temperature and humidity control for smart agriculture ✔ IR remote & Wi-Fi based home automation system ✔ Contactless thermometer with image capturing device ✔ GPS based positioning and Speedometer device ✔ Using Dali, 0-10V, LoRa,WiFi, BLE modbus prototol various street lighting system devices ✔ 4-20mA to 0-5 industrial sensor reading development board I have experience about: 1.Circuit Design 2.PCB Design & Layout making using the following softwares : ✅ Altium ✅ Autodesk Eagle ✅ Proteus ✅ Orcad ✅ KiCad etc My goal is to provide : ✅ Best effort and quality for every project at reasonable rate ($) . ✅ Free servicing facility even after completing the project. ✅ The project perfectly within shortest possible time. Even i will try my best to complete my project before the expiration time.Please allow me to complete your project and i am ensuring my best effort for this.I would love to hear more about what would make this project successful for you and explore if we would be good fit to work together.I am looking forward to your response and wish you all the best for you future. So you can completely rely on me.Hire mozumder007
20 USD / hourWelcome to my Freelancer profile! I am a professional Electronics Engineer specializing in PCB design, circuit design, power electronics , IoT, firmware development, and embedded systems. Expertise PCB Design 1.Custom PCB Design – Single-layer, multi-layer, high-speed PCB layouts. 3.Power Electronics PCB – battery management, motor controllers,audio player PCB Software: OrCAD, PADS, Altium, Circuit Design & Development 1. Analog & Digital Circuits – Amplifiers, filters, logic gates, microcontrollers. 2.Power Electronics – DC-DC converters, inverters, rectifiers, motor drivers. audio player device 3.IoT Hardware – ESP32, STM32, GSM, LoRa, Zigbee. 4.Industrial & Consumer Electronics – Smart automation, sensor integration. Firmware & Software Development 1.Embedded Systems – Microcontroller coding, firmware optimization. 2.Wireless Communication – UART, I2C, SPI, CAN, GSM, BLE, LoRa. Manufacture we also offer manufacturing services, including material procurement, PCB manufacturing, SMT chip mounting processing, assembly and testing, packaging, and delivery. We have a comprehensive supply chain management system, stable partnerships with numerous high-quality material suppliers.Hire timl42
25 USD / hour✋ Hi! this is Sukanta Mazumder. I have been working as a Professional PCB Designer and an Embedded System Expert for more than 5 years. I have been working in the field of Designing & Implementing : ☑️ Circuit , PCBs for both Commercial and Industrial purpose. ☑️ Microcontroller Based Projects. ☑️ IOT based automation Projects. ☑️ Projects Related to Robotics. ⚡I have completed my graduation in Electrical & Electronic Engineering (EEE). ⚡I have been collaborating on high complexity long-term projects with a variety of clients worldwide. ☑️ Through this profile, I Provide the Following Services: ✔ Schematic Design ✔ PCB Design (1/2/4/6/8 Layers) ✔ Gerber Export ✔ BOM Validation & Sourcing ✔ 3D CAD Design of PCB (.obj /.step) ✔ Reverse Engineering (PCB to New Schematic) ✔ Custom Symbol & Footprint from Datasheet ✔ Microcontroller Based PCB Design ✔ Writing code for the specific microcontrollers ☑️ I had implemented lots of Microcontroller based projects using Arduino, ATMEGA Series, STM32, NODEMCU, ESP8266, ESP32 series. Some of them are: ✔Smart Power Meter ✔Smart Wheel Chair ✔Android App Based Automation Project ✔ PID based line follower ✔ Object detector for vision impaired person ✔ SMART Timer ✔Automatic Sow Seeding Robot ✔ IOT based Water and Power Consumption monitoring System ✔ Smart Multimeter with Oled display and so on ☑️ Here are my Industrial Projects: ✔ Industrial 3D Printer ✔ SSR Controller ✔ Stepper Motor Controller with STM32 ✔ 3 Phase Non Insulated AC to DC Conversion & Relay Control ✔ Power Distribution PCB for 3D Printer and so on. ☑️ I can also provide good quality Engineering Report service using: ✔ Latex ✔ MS Word Why You Should Hire me: : ☑️ On time delivery with Best quality for every project at reasonable rate ($) . ☑️ Assist On PCB Fabrication. ☑️ 100% Guarantee on Customer Satisfaction. ☑️ 24/7 Support After Project Completion (Free of Charge) So, what are you waiting for?? If you have any Idea and PCB Design related projects or any Microcontroller based projects give me a knock as early as possible. I assure you, an unforgettable great experience you are going to get.Hire Sukanta0110
30 USD / hourWhere technical precision meets real-world impact Hi, I’m Martin, 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.Hire martini002
20 USD / hourWith over 8 years of seasoned experience, we specialize in web development, digital marketing, and branding solutions that empower businesses to succeed in the digital landscape. Over the years, we have successfully completed more than 3,000 projects, working with international clients and delivering high-quality, result-driven solutions tailored to their needs. Our Services 1. Website Development & Design We build modern, responsive, and high-performing websites across multiple platforms, including WordPress, Wix, Shopify, and Squarespace. Our services include: -Intuitive Website Design -SEO Enhancements -E-commerce Solutions -Custom Development -Theme Customization -Plugin Integration & Development -Website Optimization -Product Integration -Conversion Optimization -API Integration -Website Redesign -Website Maintenance & Support 2. Digital Marketing & Branding We help businesses increase visibility, engagement, and conversions through strategic marketing solutions such as SEO (Search Engine Optimization) and SMM (Social Media Marketing): SEO (Search Engine Optimization) -On-Page SEO -Off-Page SEO -Technical SEO -Google Ranking Improvement -Keyword Research -Expert Website Audit -Competitive Keyword Analysis -SEO-Optimized Content SMM (Social Media Marketing) -Social Media Strategy Development -Content Creation & Management -Audience Engagement -Traffic Conversion -Hashtag & Trend Analysis -Monthly Performance Reports 3. Graphic Design & Branding A strong visual identity is key to brand success. We offer: -Logo Design -Business Card, Brochure & Banner Design -3D Rendering -Tech Pack Development -Adobe Photoshop & Illustrator Services Why Choose Us? With a proven track record of delivering successful projects globally, we are committed to helping businesses establish a strong online presence, drive growth, and achieve long-term success. Click the "HIRE ME" button on the right to take the first step toward turning your vision into reality!Hire simlasikder
