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  • $40 hourly
    • 5.0/5
    • (20 jobs)
    ~ I have 14+ years of experience in the embedded systems design and implementation. ~ I have worked with different type of systems using RTOS, embedded Linux, Linux ~ More than 10 years of experience in IoT, Home automation systems. ~ Expert in working with Mesh network using ZigBee, BLE, and ANT. ~ Integration of well-known clouds in IoT echo system including AWS, Ayla, Evrythng, Azure. ~ Delivering the End-to-End product solutions from the scratch. ~ Experience with ZigBee Product Certification process. ~ Very Good knowledge of Product Development Life Cycle and SDLC. I have been working with different organizations starting from Embedded Engineer to Technical Lead and now a full-time freelancer. My Expertise: I have worked with diverse technologies throughout my career keeping Embedded firmware design and development in the center. I hold the expertise in following areas. 1. Embedded firmware development 2. Cloud integration 3. Board bring up and prototype validation. 4. Mesh Network design 5. Custom Mesh Network implementation 6. Prototype design and development 7. Product development using IoT ecosystem. 8. Automotive domain 9. Documentation 10. Production-Jig supprt Skills: C | C++ | Python | shell scripting BareMetal | FreeRTOS | coOS | eCOS | Raspbian | Linux | Mbed OS | Zypher FCC certifications [BLE, Wifi, Zigbee] BLE | Wi-Fi | ZigBee | Thread | Matter | RFID | NFC Cloud Integration: AWS IoT core | evrythng | Ayla | Azure Micro-controllers Worked on: TI's cc2540 Dialog's DA14531 Espressif's - ESP32 | ESP8266 | ESP32-S2 | ESP32-S3 | ESP32-C3 | ESP32-C6 | ESP32-H2 Nordic's -nRF54, nRF5340 | nRF91 | nRF51422 | nRF51822 | nRF52811 | nRF52832 | nRF52840 | nRF52833 ST Microelectronics' STM32 | STM8 Silicon Labs BG11, EFR32MG22, EFR32MG24, EFM32 Freescale S12GN32 NXP's LPC 1758 | LPC1768 | LPC1778 | ARM9 KW24Z | KW41Z | JN5168 | JN5169 | JN5179 | CC2540 MW300 | EFR32, EFM32 (silicon labs) | Beaglebone Black | Raspberry Pi iMX6UL GSM/GPS/CDMA chips UBLOX | Cinterion® PHS8-P(GSM) | Cinterion® PCS3 (CDMA) BG 96, Nordic'snRF91 Series SIM 7070G, SIM7600, SIM7670 Quectel EM06, Quectel EC200 Protocols: TCP/IP | HTTP | HTTPS | MQTT | MQTTS | Web Sockets | MDNS | GPRS | GPS | CAN | LIN Zigbee3.0 | THREAD | 2.4 GHz Raw Radio | ANT | BLE | Wi-Fi | NFC | RFID (WEIGAND (Proximity Reader) UART | I2C | SPI | ETHERNET | USB | PWM | MODBUS (RS-485) Frameworks: 1. ESP-IDF V4.0 to V5.4 2. NCS (nRF connect SDK) 3. nRF5 SDK v4.0.0 to v17.0.1 4. Gecko SDK 3.x onwards 5. platform IO 6. Arduino
    Featured Skill Firmware Engineering
    Bluetooth LE
    Firmware Programming
    FreeRTOS
    Electrical Engineering
    Automotive Engineering
    AWS IoT Core
    C
    nRF52
    Motion Sensor
    Embedded System
    Embedded C
    ESP32
    Real-Time Operating System
    Microcontroller Programming
  • $45 hourly
    • 4.7/5
    • (30 jobs)
    🌐 𝘀𝘂𝗿𝘆𝗮𝘁𝗵𝗮𝗻𝘂𝘀𝗵.𝗰𝗼𝗺 Electronics and Communication Engineer, specialized in 𝗘𝗺𝗯𝗲𝗱𝗱𝗲𝗱 𝘀𝘆𝘀𝘁𝗲𝗺𝘀, 𝗣𝗖𝗕 𝗱𝗲𝘀𝗶𝗴𝗻, 𝗜𝗢𝗧 𝗮𝗻𝗱 𝗣𝗿𝗼𝗱𝘂𝗰𝘁 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗺𝗲𝗻𝘁. Had a 𝗱𝗲𝗱𝗶𝗰𝗮𝘁𝗲𝗱 𝗟𝗮𝗯 for Product prototyping, testing and debugging in addition to design. - 𝗣𝗖𝗕 𝗱𝗲𝘀𝗶𝗴𝗻 • i am good at Miniaturisation, IEC standard designs • 1, 2, 4 and 6 layer PCBs, Flex PCBs • PCB 3D modeling - 𝗘𝗹𝗲𝗰𝘁𝗿𝗼𝗻𝗶𝗰 𝗖𝗶𝗿𝗰𝘂𝗶𝘁𝘀 𝗱𝗲𝘀𝗶𝗴𝗻 • i am good at reliable and EMI compatible designs • MCU based designs, sensors • I2C, MODBUS, UART, SPI, RS232, custom protocols • power supplies • display units - 𝗙𝗶𝗿𝗺𝘄𝗮𝗿𝗲 𝗱𝗲𝘃𝗲𝗹𝗼𝗽𝗺𝗲𝗻𝘁 • i am good at seamless and complex firmware involving •ARM, AVR, PIC, STM and ESP micro controllers and SBCs like Raspberry Pi and NVIDIA • Arduino, Python, MicroPython, Embedded C, C++, Keil uVision, PlatformIO • Complex Algorithms, PID control loop, Filters, Data Processing - 𝗜𝗢𝗧 𝗱𝗲𝘃𝗲𝗹𝗼𝗽𝗺𝗲𝗻𝘁 • i am good at full stack and end device development, • industrial IOT development • LAN and WAN networks • WiFi,Bluetooth, Lora, GSM, LTE, GPS - 𝗘𝗺𝗯𝗲𝗱𝗱𝗲𝗱 𝗟𝗶𝗻𝘂𝘅 𝗮𝗻𝗱 𝗦𝗕𝗖𝘀 • i am good at developing SBCs (SIngle Board Computers) with • Raspberry Pi, NVIDIA, Rock Chip System on Modules • can develop embedded linux OS flavours for them • write custom Python executable files for niche tasks Additionally i also had my hands on the Following - Android Studio • i am good at small, simple IOT android applications with play store acceptable design - Web Scraping • i am good at web scraping and web automation using python selenium - Telegram and WhatsApp bots • i am good at automated web WhatsApp and telegram bots
    Featured Skill Firmware Engineering
    Firmware Programming
    KiCad
    Electrical Engineering
    Multilayer PCB
    Analog Electronics
    ESP32
    Arduino
    Power Electronics
    Home Automation
    Prototyping
    Internet of Things
    Product Development
    Altium Designer
    Embedded System
    PCB Design
  • $67 hourly
    • 5.0/5
    • (16 jobs)
    Certified Matter devices: 1. Matter over Thread Motor: csa-iot.org/csa_product/dendo-scm-shade/ 2. Matter over WiFi Sensor: csa-iot.org/csa_product/anablepsecurity-motion-sensor/ --- As an experienced embedded firmware engineer, specialising in Matter-enabled firmware for IoT devices utilising WiFi, Thread, Bluetooth Low Energy (BLE) and Zigbee protocols. My expertise lies in implementing the Matter standard to ensure seamless interoperability across diverse ecosystems, including Apple HomeKit, Nabu Casa Home Assistant, Google Home, Amazon Alexa, Samsung SmartThings. Along with the Matter implementation, communication channels outside of Matter, such as HTTPS/MQTT connections and BLE, can also be provided to meet special case requirements. Over the last three years, it's been a great journey of developing various Matter products ranging from modular window coverings, electrical power measuring devices, lights, programmable switches, locks, Matter Zigbee bridges, and custom Matter clusters and devices. Platforms and products: 1. Nordic Semiconductors - nRF52840, nRF5340 (Thread, BLE), nRF7002 (DualBand WiFi) 2. Espressif Systems - ESP32 (2.4G WiFi, BLE), ESP32-H2(Thread, BLE), ESP32-C6 (2.4G WiFi, Thread, BLE) 3. Silicon Labs - EFR32MG21/24 (Thread) 4. Renesas Dialog Semiconductor - DA16600 (2.4G Lowpower WiFi) Expertise: 1. Matter custom device model implementation 2. Native Matter Device Firmware Update 3. Matter Device Under Test (DUT) PICS creation 4. Matter Device Test Harness creation with CSA approved tools 5. Matter Device Certification Support 6. Support for Authorized Test Labs for Matter certification To learn more about the Matter products developed and certified, please do have a look at the portfolio section (more is coming). Let's discuss and build your next Matter products Thanks, Abu.
    Featured Skill Firmware Engineering
    FreeRTOS
    Zephyr
    Raspberry Pi
    Firmware Programming
    Microcontroller
    Bluetooth LE
    Zigbee
    Microcontroller Programming
    C++
    ESP32
    Embedded System
    WiFi
    nRF52
    Embedded C
    C
  • $70 hourly
    • 5.0/5
    • (15 jobs)
    I have more than 25 years of experience in Embedded products development, firmware & hardware development for Industrial controllers, IoT, Edge AI, Medical devices, Automotive, Water resource management, Consumer Electronics, and Telecom Products. Strong knowledge and experience of the following technologies: 📌 Designing and Programming microcontrollers (ARM Cortex M0, M3, M4, ESP32, nRF52840, RP-2040, PIC) 📌 Dev. Environments: VScode, ESP-IDF, nRF Connect SDK, Arduino, STM32CubeIDE, CCS5/6, Eclipse, and Yocto Pojects, 📌RTOS: FreeRTOS, Zephyr RTOS 📌Frameworks: ESPHome, Tasmota, GP2040-CE 📌Edge AI - TinyML, Edge Impulse, BME AI - Studio 📌 Altium Designer, Mentor Graphics PADS, Fusion 360, KiCad, MS Visio, Draw,io 📌 Strong programming skills in Embedded C/C++ and Linux 📌 BLE, Wi-Fi, Sub1GHz, LoraWAN, RFID, NFC, NB-IoT, Zigbee 📌 STM32F0/F4 MSP430, ATMEGA, ATSAM 📌 IMU sensors, Load cell, flow sensor, Soil moisture sensors , pH sensor, NPK sensor, CMOS Image Sensor, light sensor, CO sensors, Smoke Sensor, Temperature & Humidity sensors, Ultrasonic sensors, encoders. 📌 SIM800C/H, SIM7080G, MC60/M95/UC15/UC20/EC20. 📌 DDR3, HDMI, USB2.0/3.0/TypeC, eMMC , SD card. 📌 SPI, I2C, Modbus, CAN, CANopen, CAN SAE-J1939, I2S, EtherNet/IP, Profinet, USB, RS232, Modbus TCP, and MQTT. 📌 RF Design, Analog, Signal Conditioning, Power Supplies, Battery Management and Wireless 📌 Digital oscilloscopes, logic analyzers, JTAG, and SWD Intellectual property protection I’m a professional engineer and I respect your intellectual property rights, this is an area where I can earn your trust by safeguarding your product, which could involve patents, trademarks, or code protection. This is one of the ways that I offer additional value to my clients. I invite you to reach out to discuss your projects or any questions you might have. I'm open to both short-term and long-term engagements and to help you with high-quality, innovative solutions.
    Featured Skill Firmware Engineering
    Hardware Design
    Automotive Design
    Serial Port Interfacing
    Firmware Programming
    Hardware Troubleshooting
    Automation
    ARM Microcontroller
    Altium Designer
    Instrumentation
    Product Design
    FreeRTOS
    Wireless Communication
    Embedded System
    Embedded C
    Embedded Linux
  • $50 hourly
    • 4.6/5
    • (93 jobs)
    Firmware, Embedded systems software, C/C++/Assembly, BLE, Sub-GHz, LoRA, Wi-Fi, Thread, Matter, Zigbee, IoT, BLE Mesh network, various MCU's, Zephyr nrf connect sdk, stm32 sdk, various ble sdk
    Featured Skill Firmware Engineering
    FreeRTOS
    PIC
    ESP8266
    Zigbee
    Firmware Programming
    Arduino Firmware
    Embedded System
    C
    Internet of Things
    ESP32
    LoRa
    nRF52
    Bluetooth LE
    Zephyr
    STM32
  • $15 hourly
    • 4.9/5
    • (42 jobs)
    🥇I have over 12 years of expertise in IoT and Android application development, I bring a powerful combination of technical skills and hands-on experience to deliver exceptional, scalable solutions tailored to your needs. 🌟 Mobile Application Development 🌟 I excel in crafting high-performance Android applications for businesses of all sizes, leveraging advanced frameworks and modern tools: ✅ Languages & Architectures: Proficient in Java and Kotlin, with mastery of design patterns like Clean Architecture, MVP, MVI, and MVVM. ✅ Frameworks & Tools: Specialized in Android Jetpack components, API integration using Retrofit and Ktor, dependency injection with Hilt, Dagger 2, and Koin. ✅ Asynchronous Programming: Expert in reactive programming with RxJava, Kotlin Coroutines, and Flow for building seamless, scalable apps. ✅ Cross-Platform Development: Extensive experience with Flutter and React Native, ensuring efficient and cost-effective development. 🌟 IoT Development & Embedded Systems 🌟 I bring cutting-edge expertise in IoT and embedded systems, delivering innovative solutions across diverse domains: ✅ Hardware Mastery: Proficient in custom embedded board design, multilayer PCB layouts, and integration with sensors and modules for smart devices. ✅ IoT Solutions: Experienced in developing solutions for home automation, industrial automation, robotics, smart dustbins, water level detectors, and smart streetlights. ✅ Cloud & Connectivity: Deep knowledge of Azure IoT, AWS IoT, Event Hub, and seamless app integration with IoT ecosystems. Technical Proficiencies: ✅ Mobile Development: Android (Native, Kotlin, Flutter), iOS (Swift). ✅ IoT & Embedded Systems: Board design, hardware integration, and IoT platforms. ✅ Programming Languages: Kotlin, Java, Dart, Swift, C/C++. Why Work With Me? ✅ End-to-End Expertise: Skilled in every phase of development, from wireframing to deployment, ensuring smooth publication on Google Play and App Store. ✅ Round-the-Clock Support: Available for 12+ hours daily with 24/7 support, including weekends and holidays. ✅ Flexible Engagement Models: Adaptable to fixed-price and hourly models, with quick response times and transparent communication. With a proven track record in Android IoT solutions and mobile app development, I am committed to turning your ideas into reality with unmatched precision and dedication. 🚀 Let’s collaborate to create technology that sets your project apart.
    Featured Skill Firmware Engineering
    Firebase
    Android App Development
    Embedded System
    PCB Design
    Arduino
    ESP32
    nRF52
    Electrical Design
    Kotlin
    Hardware Design
    Firmware Programming
    Flutter
    Mobile App Development
    AWS IoT Core
    Internet of Things
  • $20 hourly
    • 5.0/5
    • (7 jobs)
    More then 5 years Experienced embedded firmware and system engineer with a demonstrated history of working in the electrical and electronic manufacturing industry. Skilled in embedded software, communication, embedded C, C++, Python, embedded systems, and PCB designing. Strong engineering professional with a Bachelor of Engineering (BE) focused in I m looking for part-time and full-time freelancing services During my professional career, I have worked on hardware design, PCB design, and firmware development projects for various microcontrollers, microprocessors, system-on-chips, and system-on-modules, as well as web development and web design. # What are the advantages of hiring me? Strong hardware design and firmware development experience. ~Delivering quality results on/before time. ~Regular update for project progress with a detailed report. ~Fluent in English and quick response time. ~very competitive hourly rate. My core skills and experience in the field of embedded and IoT system development are: ☑ Firmware Development: C, C++, Python. ☑ Schematic/PCB Design: Altium Designer, KiCad. ☑ Hardware Peripherals: USART, SPI, I2C, I2S, CANBus, OneWire, USB OTG, USB Host, USB Device (MSD, HID, CDC, DFU), Ethernet, RTCC, ADC, DAC. ☑ Version Control Tools: Git (GitLab, GitHub). ☑ Operating Systems: RTOS, Zephyr, Windows, Mac ☑ Development Frameworks: Extensive experience with Arduino, ESP-IDF, STM32Cube, Zephyr RTOS, FreeRTOS, PlatformIO, and Mbed OS. ☑ Cloud Integration: AWS Cloud, Google Cloud. I have experience with the following wireless SoCs/SoMs: ☑ BLE: nRF51/2, ESP32. ☑ WiFi: ESP8266, ESP32. ☑ Cellular: SIM800, SIM5320, SIM7600, EC25, EC200U, A7672x Series. I have worked on the following families of microcontrollers from various manufacturers: ☑ Microchip: PIC12, PIC16, PIC18, PIC24, dsPIC30, PIC32MX, PIC32MK, PIC32MZ, and dsPIC33. ☑ STM32: STM32F4, STM32F3, STM32H, STM32WB Series ☑ nRF: nRF1/2, nRF52. ☑ Espressif: ESP32, ESP8266, ESP32-S2, ESP32-S3, and more. Interfaces: ☑ USB (HID, MSD, CDC, DFU) ☑ SD Card/MMC ☑ UART(Serial) ☑ SPI/I2C ☑ Ethernet ☑ Modbus ☑ Canbus Specialty in OTA Development for Microcontrollers Across Multiple Protocols: My expertise extends to implementing OTA updates using a wide range of communication protocols, including: ☑ WiFi: reliable updates over local networks or the internet for smart IoT devices. ☑ Bluetooth and BLE: low-power, short-range OTA updates for wearables, medical devices, and consumer electronics. ☑ CAN (Controller Area Network): robust updates for automotive and industrial applications with real-time data integrity. ☑ Ethernet: high-speed updates for networked embedded systems. ☑ LoRA/LoRaWAN: long-range, low-power updates for remote IoT deployments. ☑ Cellular (4G/5G): OTA updates via mobile networks for widespread connectivity. ☑ Zigbee and Z-Wave: efficient updates for home automation and smart energy devices. Specialty in GUI Development for Microcontrollers and Displays: My specialty lies in leveraging advanced libraries and frameworks like LVGL (Light and Versatile Graphics Library), TouchGFX, and other third-party tools to develop visually appealing and functional displays for various applications. Key highlights of My GUI development expertise: ☑ Custom UI Design: tailored interfaces optimized for the specific needs of consumer electronics, industrial controls, automotive clusters, and more. ☑ Advanced Frameworks: Proficient in LVGL, TouchGFX, Qt for MCUs, and other leading libraries for robust and modern GUIs. ☑ Optimized for Resource Constraints: Highly efficient solutions designed for low-power, low-memory microcontrollers without compromising performance. ☑ Multi-Display Support: seamless integration with TFT, OLED, E-Ink, and other display technologies. ☑ Touchscreen Integration: responsive and intuitive touch controls for enhanced user interaction. ☑ Real-Time Performance: Smooth animations and real-time data visualization tailored for high-performance applications. ☑ Cross-Platform Development: Experience with porting GUIs across different microcontroller platforms like STM32, ESP32, nRF52, and more. If you are really looking for the best quality hardware/firmware development, then please send me your inquiry. Best Regards, Haresh
    Featured Skill Firmware Engineering
    Internet of Things
    Digital Electronics
    Bluetooth LE
    WiFi
    FreeRTOS
    PIC Programming
    Firmware Programming
    Arduino
    C++
    C
    Microcontroller Programming
    Embedded C
    Arduino Firmware
    ESP32
    STM32
  • $20 hourly
    • 5.0/5
    • (15 jobs)
    💡 Embedded Systems & PCB Design Expert | 10+ Years of Industry Experience I am an Electronics Engineer with over 10 years of experience in electronic product development, embedded firmware design, PCB layout, and production support. I specialize in delivering reliable, optimized, and production-ready embedded solutions for both industrial and consumer products. ________________________________________ 🔧 Core Expertise ✅ Embedded Systems Development • Custom firmware for microcontrollers • Device drivers & peripheral integration • Low-power and real-time applications ✅ PCB Design & Circuit Development • Schematic capture and multi-layer PCB layout • EMI/EMC-aware design practices • DFM/DFT-oriented hardware design for mass production ✅ Product Engineering • Prototyping to final production support • Testing, debugging, and validation • Component selection and cost optimization ________________________________________ 🛠 Tools & Technologies 🔹 Circuit Design Software: • Altium Designer • KiCad EDA • Eagle PCB 🔹 Microcontroller Platforms: • STMicroelectronics: STM8, STM32 • Microchip: PIC16, PIC32 • Renesas: RL78 Series • Espressif: ESP32, ESP8266 • Raspberry Pi • Arduino (ATmega328) • 8051/8052 • Quectel & SIMCOM GSM/GPRS/GPS modules • LoRa gateways and nodes • Nordic: NRF52, NRF53 🔹 Communication Protocols: • UART, SPI, I2C, I2S • RS232, CAN, MODBUS 🔹 Programming Languages: • C, C++, Python 🔹 Development Environments (IDEs): • IAR Embedded Workbench • ESP IDF with VS-CODE • Keil uVision (MDK-ARM, 8051) • STM32CubeIDE • Code Composer Studio (TI) • CS+ (Renesas) 🔹 Project & Version Control Tools: • JIRA, Trello, Atlassian Suite • Microsoft Teams • GitHub ________________________________________ 🚀 Why Work With Me? • In-depth knowledge of embedded hardware-software integration • Strong debugging and problem-solving skills • Quick prototyping and production-ready solutions • Clear communication, reliable delivery, and quality-focused development Let’s collaborate to bring your ideas to life—from concept to working product.
    Featured Skill Firmware Engineering
    Hardware Design
    Circuit Design
    Internet of Things
    Altium Designer
    PCB Design
    Hardware Prototyping
    Eagle
    Electrical Engineering
    Electronic Circuit Design
    Digital Electronics
    Firmware Programming
    Embedded C
    C++
    Arduino
    STM32
  • $30 hourly
    • 4.9/5
    • (78 jobs)
    I am an embedded systems specialist with over 8 years of experience in developing software, firmware, and hardware solutions. I’ve successfully delivered 100+ projects that integrate cutting-edge functionalities—from multi-threading and AI-on-edge to seamless wireless connectivity. ------------------------------ Core Competencies: ➡️ Microcontrollers -- Proficient with TI, STM32, ESP32, ESP8266, Atmega, and a wide range of Arduino boards. ➡️ Frameworks -- Expertise in bare-metal programming, FreeRTOS, STM32Cube, ESP-IDF, Arduino, and PlatformIO. ➡️ Linux -- Experience developing on x86, ARM, and Raspberry Pi systems. ➡️ Electronics -- Skilled in sensor integration, display management, and PCB design. ➡️ Wireless Protocols -- Deep knowledge of Bluetooth Low Energy (BLE), WiFi, Xbee, Zigbee, ESP-Now, LoRa, low-frequency radio, and mesh networking solutions. ➡️ Wired Protocols -- Familiar with SPI, I2C, RS232, RS485, UART, CAN-Bus, and more. ➡️ UI Frameworks -- Proficient in creating graphical interfaces using bare-metal techniques, LVGL, and Qt QML. ➡️ Platform integration -- Experience integrating embedded systems with cloud platforms and IoT solutions such as AWS IoT, Azure, and ThingsBoard, utilizing MQTT, REST, and other gateway protocols. ------------------------------ Project Highlights: ✅ Real-Time Multi-Threading -- Implemented robust solutions using FreeRTOS. ✅ AI-on-Edge -- Integrated AI functionalities into constrained embedded environments. ✅ Wireless Connectivity -- Delivered projects with WiFi, BLE, LTE, LoRa, Zigbee and others. ✅ Advanced Networking -- Developed mesh networking solutions implemented over a variety of protocols like ESP-Now, Radio, BLE, XBee, etc. ✅ Power Management -- Utilized deep-sleep modes, watchdog timers, and ULP cores for energy efficiency. ✅ User Interfaces -- Designed intuitive touch interfaces and captive portals, often paired with companion mobile apps. ✅ Device Management -- Executed comprehensive device management strategies, including OTA updates, fault recovery, and remote monitoring. ------------------------------ What I Offer: 💾 Firmware Design: With 8+ years of coding expertise, I provide rapid and reliable firmware development tailored to your hardware. ☁️ Cloud Setup: I can setup your IoT Platform backend including Amazon AWS, Azure, and even open-source solutions like Thingsboard. ⚡ Hardware Engineering: From schematics and circuit design to component selection and PCB layout, I cover the entire hardware development lifecycle. 📱 GUI Integration: Specializing in embedded products with graphical user interfaces, I leverage LVGL and Qt to create user-friendly, visually appealing designs. ------------------------------ I am passionate about exploring new technologies and continuously expanding my expertise. While I may not know every technology off the bat, I commit to learning what’s needed—without charging for my learning time. I’d be delighted to discuss your ideas and explore how we can bring them to life. Best Regards, Ravi Kharb
    Featured Skill Firmware Engineering
    Hardware Prototyping
    Firmware Programming
    Internet of Things
    Qt Framework
    Microcontroller Programming
    Embedded System
    C
    C++
    Python
    Arduino
    Raspberry Pi
    STM32
    Embedded Linux
  • $30 hourly
    • 5.0/5
    • (5 jobs)
    As an experienced firmware developer with over 8 years of expertise, I specialize in embedded systems development across various microcontroller platforms: 1. STMicroelectronics (STM32): STM32H/F/G/L series, STM8, using Cube Ide 2. Silicon Labs: EFR32 wireless microcontroller using Simplicity Commander 3. Nordic Semiconductor: NR51, NRF52, NRF54, nRF9160 series using Segger Embbed Studio 4. Microchip: PIC16, DsPIC33, PIC32 series using Mplab X-IDE 5. Espressif Systems: ESP32 using ESP-IDF. 6. NXP: NXP LPC and Kinetis using MCUXpresso IDE 7. Dialog: DA16200 and DA1600 using IAR Embedded Workbench 8. Texas Instruments: Tiva C Microcontroller(TM4C123GH6PM) and SimpleLink Wilress Soc (CC1352R) using Code Composer Studio 9. Embedded Linux Development on Raspberry Pi, STM32MP1, i.Mx8, i.Mx7, i.Mx6 My development and debugging skills include: 1. Advanced ARM Cortex-M debugging with tools like Segger J-Link, IAR Ijet, StLink, PICKit. 2. Techniques: Trace analysis, Segger SystemView, hardfault analysis, assembly decoding. 3. Peripheral drivers using timers, RTCC, Watch Dog, ADC, CCMU, UARTs, SPI, I2C, CAN, DMA controllers. 4. Real-Time Operating Systems (RTOS) debugging for FreeRTOS, ThreadX, etc. 5. Power and performance optimization through profiling, instrumentation, and algorithmic improvements. 6. RTOS-aware debugging with tools like Segger SystemView. 7. Ozone-based debugging for real-time code profiling and power analysis. 8. CoreSight technology utilization for advanced debugging and trace capabilities. 9. Trace-based debugging with SEGGER J-Trace. 10. Instrumentation Trace Macrocell (ITM) for real-time printf-style debugging. 11. Ultra-low-power optimization for maximizing battery-powered device life. 12. Hierarchical state machine-based firmware designing approach to maximize code efficiency. 13. Device driver development with a proper modular approach for easy portability. 14. Maintain proper coding conventions for ease of readability and maintenance. 15. Deploying AI (Convolution Neural Networks -CNN) model into microcontrollers using neural accelerators like eiQ Nutron (NXP), Ethos U55 Experience with a wide variety of sensor and peripheral driver development including: 1. Display: Graphics LCD, OLED, E-Paper Display. 2. Memory Interface: EEPROM, SD Card, Flash. 3. A wide variety of sensors including sensors for temperature, humidity, pressure, air quality, CO, Co2, IMU, accelerometer, ultrasonic sensor, lidar, radar, SPO2, PPG based Heart Rate and many more 4. Wireless Protocols including WiFi, LoRaWAN, BLE, NB-IoT, Zigbee, GPS, 3G/4G cellular connectivity, and proprietary sub-GHz RF.
    Featured Skill Firmware Engineering
    Test Automation
    ARM Cortex-M
    STM32
    ESP32
    FreeRTOS
    Altium Designer
    KiCad
    Bluetooth LE
    LoRa
    WiFi
    Firmware Programming
    Firmware
    International Development
    Product Development
    Embedded System
  • $28 hourly
    • 5.0/5
    • (5 jobs)
    I am a logical, dedicated and enthusiastic programmer with 11+ years of experience in embedded software development. My experience ranges from developing the embedded applications that work across the dedicated platform for various industries like dairy, enterprises networking switches, industrial automation. Proven expertise in application development using various programming languages. Possess strong verbal communication skills and ability to analyse the requirements to meet the expectations of client.
    Featured Skill Firmware Engineering
    AWS IoT Core
    Driver Development
    Firmware Programming
    Kernel
    Embedded C
    Git
    STM32
    Embedded Linux
    ESP32
    C++
    WiFi
    nRF52
    LoRa
  • $45 hourly
    • 4.7/5
    • (51 jobs)
    I am a professional Electronics expert having work experience of 04 years in DESIGNING, PROTOTYPING and ENGINEERING 1. PCB Design 2. Firmware Design 3. Embedded Systems 4. ESP8266 5. ESP32 6. Arduino 7. Wireless Charging 8. NFC 9. RFID 10. Wireless Designs 11. High Signal Designs. 12. Microprocessors 13. Controllers PROCESSORS and MICRO CONTROLLER ARCHITECTURE that I have worked on 1. Arm 2. Xtensa 3. Atmega 4. AVR PROGRAMMING LANGUAGES that I have expertise in 1. C++ 2. Embedded C 3. Python As a senior electronics engineer at Vegg Inc., I have worked with overseas clients from USA, UK and Canada. Because of that, I have been trained in Overseas Project Management and Fluent English.
    Featured Skill Firmware Engineering
    Electrical Drawing
    Firmware
    Tablet
    Internet of Things
    Bluetooth
    ESP8266
    Microcontroller Programming
    Arduino
    ESP32
    Embedded C
    Embedded System
    Firmware Programming
    PCB Design
    Raspberry Pi
  • $80 hourly
    • 5.0/5
    • (2 jobs)
    16+ years of experience working on Firmware, Hardware and Software for Embedded Systems, Strong coding, analytical and problem solving skills (divide and conquer). Experience in Assembly, C, Device Drivers, Networking, HW Diagnostics, Board Bring-up. Expertise on embedded C, Good understanding of hardware interfaces like FPGA, ADC/SD16, EEPROM, Flash, RTC, UART, PCA95xx, LTC, TMP421, GPIO, CMRI (HHD), Displays, RF-Modules, SIM800, interfaces like PCIe, Ethernet, eMMC, RS-232/485, I2C, SPI, 1-Wire, CAN. Significant experience working with customers, manufacturing and technical teams for securing & executing concurrent multi-technology projects, Complete product knowledge in routing, architecture, hardware, firmware, energy meter design, development and testing on Texas Instruments controllers, An effective team player with proven abilities of working in all project phases and enabling knowledge sharing among the team. Strong problem solving and debugging skills coupled with confident decision making for enabling effective solutions leading to high customer satisfaction and low operational costs. Good communication & presentation skills. Work actively, take initiative, innovations, mingle with team, hard work and dedication.
    Featured Skill Firmware Engineering
    Firmware
    Microcontroller Programming
    Embedded Linux
    Robotics
    Python
    Automation
    Firmware Programming
    Embedded C
  • $39 hourly
    • 5.0/5
    • (24 jobs)
    As a dedicated technology enthusiast, I am a skilled professional who combines the fields of computer science and electronics engineering to bring ideas to life. I pride myself on being helpful, straightforward, humble, and down-to-earth, striving to go above and beyond to deliver exceptional results. With a background as an Embedded System Engineer in the medical device industry, I have a proven track record of success. My expertise lies in Embedded Systems Design, Firmware Development, and Robotics. Additionally, I excel at interfacing electronic devices with native Android/iOS apps, cross-platform Flutter, and web applications. I hold a Master's Degree in Electronic Engineering from The Hong Kong University of Science and Technology, which has equipped me with a strong foundation in the field. Here are some of the key skills I bring to the table: Web Development: Proficient in HTML, JavaScript, CSS, Progressive Web Apps, and the Web Bluetooth API. APIs: Google Cloud Speech API, Firebase API, AWS Android: Skilled in Android application development using Android Studio. iOS: Experienced in iOS app development with Xcode using Swift. Cross Platform (Android and iOS): Well-versed in developing cross-platform apps using Flutter in Android Studio and VS Code. Extensive knowledge of various programming languages, including Java, C, C++, Python, Swift, Dart, C#, and JavaScript. Image Processing: Proficient in OpenCV (Python), Xbox 360 Kinect Depth Camera, Hand Gesture Recognition, Computer Vision, IMU, and more. Proficient in Linux, Linux Shell Scripting, Embedded Linux, Embedded Linux kernel and driver development. Electronics: Software: Altium Designer, IAR, μVision®Keil, STM32Cube software, Nordic Toolchain, ESP32 Toolchain, VS Code Embedded Systems: PIC, STM32, nRF52, ESP32 Single Board Computer: Raspberry Pi, Nvidia Jetson, ASUS Tinker Board Real-Time Operating Systems: FreeRTOS, Zephyr Communication Protocols: UART, SPI, I2C, QSPI, NFC, BLE, WiFi and more. Robotics: Proficient in Robotics Operating System (ROS), autonomous navigation and mapping, image processing, IMU, and related technologies. Version Control: Git, SourceTree, Bitbucket Project Management and Collaboration: Atlassian Jira and Confluence. CAD/CAM: Proficient in Fusion 360 and Solidworks. I invite you to review my portfolio and job experience to gain a deeper understanding of my capabilities. I am passionate about what I do and committed to delivering high-quality results that meet and exceed client expectations. Feel free to reach out to discuss how I can contribute to your projects and help you achieve your goals.
    Featured Skill Firmware Engineering
    Android App Development
    Microcontroller Programming
    Progressive Web App
    Internet of Things
    Image Processing
    Embedded System
    Bluetooth LE
    Firmware Programming
    iOS Development
    Electronic Circuit Design
    nRF52
    Embedded C
    ESP32
    Bluetooth
    STM32
  • $35 hourly
    • 4.7/5
    • (8 jobs)
    Skilled Product Design Engineer with seven years of experience. My expertise allows me to provide proficient assistance in the following areas: ★ Developing cross-platform Flutter Applications for Android, iOS, Windows, or web platforms. ★ Designing analog, embedded, and mixed-signal systems with precision and efficiency. ★ Implementing seamless wireless and wired communication setups for optimal connectivity. ★ Crafting firmware solutions to ensure smooth operation and performance of devices. ★ Integrating custom desktop and mobile applications, focusing on intuitive UI/UX design for enhanced user experiences. ★ Connecting products with cloud services to enable cutting-edge IoT functionality. ★ Conceptualizing and optimizing user-product interactions to create intuitive and user-friendly experiences. ★ With a proven track record of delivering high-quality solutions, I am dedicated to taking on new challenges and contributing my expertise to achieve outstanding results for your projects. Let's collaborate and bring your ideas to life!
    Featured Skill Firmware Engineering
    Desktop Application
    Mobile App Development
    PCB Design
    Home Automation
    Image Processing
    Flutter
    AWS IoT Core
    Digital Signal Processing
    Internet of Things
    Acoustical Engineering
    Audio Engineering
    Firmware Programming
    Firmware
    Embedded System
    Microcontroller Programming
  • $45 hourly
    • 5.0/5
    • (58 jobs)
    We provide Electronics Hardware and Software / Firmware development service. We delivered many solutions in the field of Internet of Things ( IoT ), Data Loggers, Home Automation and Control, Vehicle Navigation, Battery powered Wireless devices. Our technology reach in Microcontrollers, Arduino, Raspberry Pi, Embedded Linux, FreeRTOS, WiFi, Bluetooth / BLE, GSM / GPRS, GPS, RFID, Wireless Communication, 6LowPan, Zigbee with experienced delivery skill help you to achieve maximum throughput. We can work with you right from outlining your need to feasibility check, design, development, prototyping, testing and manufacturing. Our Software expertise includes C / C++, Embedded C / C++, Embedded Linux, FreeRTOS, Python. We worked on many microcontrollers including ESP32, ESP8266, EFM32, STM32F4, Atmel Cortex-M(SAMX), RL78, Arduino, Linkit One, TI Tiva/Stellaris, NRF51, NRF52, AVR, AVR32, PIC, PIC32, LPC, 8051, R8C, CC1110, CC2630, MSP430 but not limited to this and open to your choice. We also worked on ESP32, ESP8266, CC3100, CC3000, RN171 WiFi Modules and Many Bluetooth Modules including HM10, HM11, BMS02, SAMB11, Bluetooth Bee. We also worked on many RF modules including RFM69, RFM70, RFM22, RFM12. We used FatFs library, LWIP library for few of the project. We interfaced many Sensors with microcontroller including Magnetic Sensor, Ultrasonic Sensor, Infrared Sensor, Touch Sensor, Accelerometer, Gyroscope, Temperature Sensor, Level Sensor, Pressure Sensor, Microphone, Piezo Sensor, Mp3 Audio Playback etc. We worked on many wireless technology including WiFi, BLE / Bluetooth, RF, GSM / GPRS, GPS, 6LowPan, Zigbee. We worked with many Microcontroller peripherals including DCMI / Camera, Ethernet, DMA, USB, RTC, SPI, I2C, UART / RS232 / RS485, Data Flash, Internal EEPROM, WatchDog Timer, Random Number Generator, DAC, ADC, Timer, Comparator. We used many Networking protocol including TCP/IP, HTTP, UDP, TLS, SRTP, SIP/SDP/RTP to achieve different functionality. Electronics|Internet of Things|Raspberry Pi|Python|Arduino|Microcontroller Programming|Hardware Prototyping|PCB Design|Embedded Systems|Embedded C|Embedded Linux|Qt|Microcontroller Design|Cadence Platform|VLSI|Eagle|Circuit Design|Integrated Circuits|Electronic Design|Analog Electronics|Digital Electronics|USB Electronics|Bluetooth|RFID|Device Driver Development|FPGA|Atmel AVR|ARM|ARM Cortex-M|Robotics|Assembly Language|RTOS|Altium Designer|KiCad
    Featured Skill Firmware Engineering
    PIC16
    Internet of Things
    Microcontroller Programming
    KiCad
    MQTT
    PCB Design
    Embedded C
    Raspberry Pi
    nRF52
    STM32
    Firmware Programming
    ESP32
    Embedded System
    Arduino
  • $50 hourly
    • 4.9/5
    • (195 jobs)
    ** I am what I am because of what we all are. ** I am a self-motivated, hard-working, and open-source contributor. I am also an Android Enterprise Certified Professional. My GitHub handle is *amsurana* Mobile experience [since 2009] * Worked on Qualcomm, Mediatek, Amlogic, Rockchip based devices. * Porting and Writing Device Drivers * Customizing Android Kernel * Android Automotive OS Expert - Projects and Consulting. Ported Automotive OS to RPI. * Android Firmware development for all kind of Devices [PCBA, Phones, Tablet, TV, Accessories] * Android SDK/NDK * Android Wearable * Custom ROM - I have deep experience in customizing Android and modifying the entire OS experience as per the requirements. Some of the customizations I have done - changing boot animations, modifying shutdown screen, removing bloatware, developing system-level apps, making a tablet a Kiosk (without permissions), Bluetooth stack modification, Carrier config updates, and many more. * Secure OS - Make your Android ultra-secure. * OTA for A/B Seamless or Non-AB devices * Secure Android OS using AVB Tool * MDM, EMM, Mobile Device Management - If you plan to use MDM or develop your MDM, do reach out to me. I have experience in Airwatch, SOTI, ScaleFusion, Gears42, and FieldX. Special Skills: Z-wave, Zigbee, IoT, Amazon Alexa, Google Home Assistant, Smarthome, IFTTT Keywords - Android, Web, Social Media Integration, Java, J2EE, Bluetooth, BlueZ, DBus, AOSP, Custom ROM, Docker, Play Framework, Linux, AWS, EC2, MongoDB, Eclipse, Cyanogen mod, LineageOS Android TV, Android OS, Custom ROM, Tizen, LinegaeOS, RaspberryPi, OrangePi, Khadas VIM, HiKey, Amlogic, Rockchip, Airwatch, SOTI, MDM, EMM, Pentest, Penetration Testing, Qualcomm, Mediatek
    Featured Skill Firmware Engineering
    Raspberry Pi
    AOSP
    Mobile Device Management
    Embedded System
    Firmware
    Internet of Things
    Firmware Programming
    Android SDK
    Android NDK
    Android App Development
    Mobile App Development
    Android
    Kotlin
    Java
  • $40 hourly
    • 5.0/5
    • (152 jobs)
    IoT Consulting, IoT solution development, IoT Prototype development, IoT Minimum Viable Product ( MVP ) development since 2014. 100+ IoT projects completed Served clients from over 20 countries Over 30000 hours in IoT projects With over a decade of experience and a proven track record of delivering 100+ successful IoT projects, we're your partners in innovation. Our team of IoT enthusiasts, embedded engineers, and web/mobile app developers has successfully transformed complex ideas into tangible IoT solutions across diverse industries. We have helped clients optimize operations, reduce costs, and drive growth in a variety of industries. Sensorvision IoT Platform: Our customizable platform excels in device management and data visualization, providing actionable insights. We specialize in IoT Development with the following technologies - ESP32, LoRa, LoRaWAN, BLE, Particle, Mobile app development with React Native IoT use cases - IoT enabled product development, Energy monitoring and management, High value asset monitoring and tracking, Industrial condition monitoring, Smart farming, Hydroponics, Irrigation control, IoT building automation, Smart garments, Rule-based alert systems The IoT applications we have developed used: Hardware platforms used – Particle (Electron, Argon, Boron, Xenon) ESP(ESP8266, ESP32) STM 32 nRF 52 Arduino Raspberry Pi, ATmega and ARM Pycom Controllers Communication networks - Wi-Fi and Cellular (GSM/GPRS) Bluetooth and BLE LoRa, LoRaWAN and LPWAN Zigbee and Zigbee Mesh BACnet and Modbus Sigfox, NRF and MRF transceivers and Ethernet connections. Cloud services - Integration established using HTTP and MQTT protocols AWS cloud - EC2, S3, SNS, AWS IoT, AWS Greengrass, AWS Lambda, Cognito and RDS & Dynamo DB. Azure IoT Particle Device Cloud Google Cloud ThingsBoard IBM Bluemix Clients’ custom cloud platforms Web and Mobile App Development - LAMP, MEAN & MERN stacks Core Technologies – HTML, CSS and JavaScript JavaScript – Node.js, Angular.js, React.js, Vue.js, React Native .NET, Python and Node-RED Ionic and Native App Development Actuators - Solenoid Valves, Relays and LEDs. Hardware communication protocols - UART, SPI, I2C, USART, RS232, RS485, 1-Wire. Sensors Used – GPS based tracking solutions with additional sensor integration IMU sensors (Accelerometer, Gyrometer, Magnetometer) Environmental sensors (Thermocouple, Dht22, Lm35, DS18B20, BMP280, Rain sensors, Leaf wetness sensor, Soil moisture sensor, Water level, Water flow, Ambient light, LDR) Proximity sensors (Ultrasonic, IR, PIR) Detection sensors (Contact, Level, Hall effect sensor, Reed switch, Limit switches) Air quality sensors (OMRON, Sensiron, Co2 Sensors, Dust sensor, VOC, MQ135, CCS811) Vibration sensors, Vibration sensor switch, Tilt sensors Motion sensors (ADXL345, GY521)
    Featured Skill Firmware Engineering
    ESP32
    API Development
    STM32
    Progressive Web App
    AWS CloudFormation
    PCB Design
    AWS CloudFront
    Firmware Programming
    Amazon EC2
    Google Cloud Platform
    LoRa
    Amazon S3
    Internet of Things Solutions Design
    Azure Cosmos DB
    Mobile App Development
  • $45 hourly
    • 4.7/5
    • (137 jobs)
    Some valuable clients from Fortune500, The University of Bristol, PGA of America and their experience and valuable words with me, ➣ "Bhavin is such a fantastic developer to work with. He was professional and handled all modifications seamlessly. He communicated with me all through the project and also immersed himself in the problem by providing unique solutions to the hardware and software development challenges faced during the project. I give my highest level of recommendation." ➣ "I would happily employ Bhavin again. He is extremely efficient works very fast and is a very good communicator. The product was delivered on time and worked perfectly. I definitely will be using Bhavin again in the future. Thank you very much for your hard work." I am an Embedded Professional with experience in multiple domains. My special expertise in PCB Design, Electronics Hardware and Firmware Development, Mobile Application and Software Testing. I can provide a TURNKEY SOLUTION of KickStater Product Development - Just present the idea and I provide you with a working prototype so that you can go for manufacturing and explore your business to make the world better place. --- WHAT I DO and WHERE I CAN ADD VALUES IN YOUR BUSINESS --- ➤ Hardware Development : -Nordic Semiconductor nRF51/nRF52/nRF91 -ESP32/ESP8266/Arduino -ST series STM32/STM8 -ARM-based controller -Texas Instrument MSP and CC series -Raspberry Pi Zero/Raspberry Pi Zero W/Raspberry Pi 3/Raspberry Pi B+/Orange Pi -Atmel AVR Atmega32/Atmega8/Xmega, special purpose AVR, Arduino Mega and Tiny -PIC32/PIC24/PIC18/PIC17 -Silicon Labs ERF32, EM351/EM357, EFM32 and C8051 -NXP -LoRaWAN -ThunderBoard Sense2 -PLC ➤ Firmware/Software Development : -Embedded C and C++ -Embedded Linux -Kernel -OpenWRT -MediaTek -Android Code Porting -Python -QT Embedded Development Platform -Android/iOS App Development -Web Development -FreeRTOS -AWS IoT -MQTT -Custom MQTT -HTTP -Firebase -Google Cloud IoT -NodeJs -Node-Red ➤ Embedded Development Tools/IDE : -Atmel Studio -Simplicity Studio -Arduino IDE -Raspbian -MPLAB -Code Composer Studio -Helium IoT Development Tool -Particle.io -Platformio -Android Studio -Xcode -Keil ➤ PCB Design Tool : -EagleCAD -KiCAD -Altium -OrCAD ➤ Different Interface : -Soil Moisture Sensor -Ultrasonic Sensor -Infrared Sensor -Temperature Sensor -Humidity Sensor -Water Level Sensor -Pressure Sensor -Piezo Sensor -Magnetic Sensor -Accelerometer -Gyroscope -Capacitive Touch Sensor -Microphone -Mp3 Audio Playback -HeartRate Sensor -Blood pressure sensor -GSM/GPS Modules -Display ➤ Communication protocols : -UART (RS232, RS485) -CAN -SPI -I2C -RFID -NFC -Bluetooth -WiFi -Ethernet -USB -ZigBee -MQTT -LoRaWAN -Mongoose OS -Google Home -Amazon Alexa ➤ Specialize with IoT Technology : -Smart Home Automation Development -Tracking Device Development -Medical Device Development -Fibaro Home Automation -Control4 Home Automation -OBD Hardware and App Development -ACR Software Development -OBD Hardware Firmware Mobile App ➤ Project Management Tools : -Trello -Asana -Jira -GIT If you are expecting such words as "High Quality", "Cost-Effective Prototype", "In-Time Delivery" I would be the right person. Hire me immediately. I will be happy to AMAZE you with my work. Best Regards, Bhavin Vaghela
    Featured Skill Firmware Engineering
    OpenWrt
    Internet of Things
    Microcontroller Programming
    Embedded System
    PCB Design
    Embedded C
    Industrial Internet of Things
    ESP32
    Qt Framework
    Hardware Design
    Firmware Programming
    Electrical Engineering
    AWS IoT Core
    Arduino
  • $60 hourly
    • 5.0/5
    • (63 jobs)
    With 8+ years of experience, specializing in the development of enterprise-level solutions, cross-platform, distributed and embedded software. Over the past few years my main areas of expertise have been: Embedded design and development, Application software development, Home automation system ,BLE (Bluetooth 4.0) based IOT systems, Cloud computing, C, C++, Python, cross-platform development, Java, JNI, Android application development - Embedded Development Having Embedded skills I also have strong skill and Interest in cloud architecting having two AWS certification. I have experience of architecting multiple websites on AWS, I have an architect in a way that it is fully secured, 100% uptime guaranteed and it can be recovered in a minute. It has the capability of handling billion hits at a time. I also have AWS IoT experience making home automation product. I can build a Serverless website in AWS using various AWS services. I am committed to ensuring my clients enjoy the best experience possible with any project, always working hard to deliver the results they need by turning their ideas into reality. Feel free to contact me anytime. Let's make the world smarter together.
    Featured Skill Firmware Engineering
    Microsoft Azure
    Android SDK
    Redux
    AWS Lambda
    Firmware Programming
    Core Bluetooth
    Amazon API Gateway
    Amazon Web Services
    AWS Amplify
    React
    C
    Node.js
    Embedded Linux
    C++
    Python
  • $35 hourly
    • 0.0/5
    • (0 jobs)
    As the Chief Managing Director & Solutions Architect at PsiBorg Technologies, I have spent the last 5 years helping businesses across agriculture, healthcare, and e-commerce sectors with customized end-to-end IoT hardware and software solutions. Established in 2018, PsiBorg is now one of India’s leading IoT companies. With over 8 years of experience as a backend developer, I have led and deployed 40+ IoT projects, excelling in Node.js, Angular, MongoDB, Express.js, LoopBack, and Django. I specialize in designing REST APIs, Socket services, and working with MQTT Broker, backed by a strong foundation in IoT, firmware development, and cloud computing. ⭐️⭐️Technical Skills⭐️⭐️ 📌IoT Protocols & Communication: MQTT Broker, CoAP, LoRaWAN, Zigbee, Z-Wave, WebSockets 📌Firmware Development: C, C++, Embedded C, RTOS 📌Hardware Design: PCB design, CAD, 3D PCB prototyping 📌Backend Development: Node.js, Express.js, LoopBack, Django 📌Cloud Computing: AWS IoT, Azure IoT, Google Cloud IoT 📌Database Management: MongoDB, SQL, NoSQL databases 📌API Design: RESTful APIs, GraphQL 📌Real-time Data Processing: Edge computing, stream processing 📌Frontend Development: Angular, React (optional) 📌Product Development: Custom hardware design, prototyping, 3D-printed enclosures 📌Security: IoT device security, encryption protocols, secure data transfer 📌Testing & Deployment: Automated testing, quality analysis, production deployment 📌Mobile and Web Dashboard Development: Web and mobile apps for IoT control panels 📌Version Control & Collaboration: Git, CI/CD ⭐️⭐️Industries Served⭐️⭐️ ✅ Smart Agriculture ✅ Healthcare ✅ Energy & Utilities ✅ Industrial IoT ✅ Logistics & Fleet Management ✅ Smart City Solutions ✅ Home Security & Automation ✅ Automotive Embedded Devices ✅ Defense ✅ Building Management Systems ✅ Consumer IoT Solutions ✅ Farm Animal Management ✅ Retail & E-commerce If you’re looking for a reliable partner to bring your IoT ideas to life, whether it’s product development or expert advice, I’m here to help. Let’s collaborate and turn your vision into something great!
    Featured Skill Firmware Engineering
    Firmware Programming
    Firmware
    Raspberry Pi
    Internet of Things Solutions Design
    Embedded System
    PCB Design
    Core Bluetooth
    AWS IoT Core
    Integrated Circuit
    Internet of Things
    Concept Development
    MQTT
    Product Design
    Hardware Prototyping
    Web Design
  • $25 hourly
    • 4.9/5
    • (4 jobs)
    Dynamic 5G Software and Embedded Firmware Engineer | Expert in C/C++ Programming | Skilled in IoT Technologies and Wireless Protocols I am a passionate and results-driven engineer with over 7 years of experience and extensive expertise in designing and developing robust software solutions for 5G networks and embedded systems. My specialization includes: 1. Microcontroller Development: Proficient in ARM Cortex architectures with hands-on experience in low-level firmware programming and platforms like ESP32, NRF51/52, AVR, STM32, Arduino, Rpi, and FRDM. 2. Wireless Protocols and IoT: Deep understanding of IoT protocols like Bluetooth LE stack, Bluetooth Mesh,MQTT and 3GPP protocols such as HTTP, TCP/IP, NAS, NGAP 3. Linux and RTOS Development: Skilled in Zephyr RTOS and Linux-based firmware, enabling efficient real-time solutions. 4. IoT Systems Integration: Experience with AWS IoT, low-power design, and sensor integration for seamless device connectivity. 5. 5G Core and NR/RAN Development: I have 4 years of extensive experience in niche tech like 5G, Distributed systems, SDN, NFVs I thrive on tackling complex challenges, optimizing system performance, or architecting scalable IoT solutions. My career highlights include developing high-quality firmware for industrial IoT devices and implementing efficient code architecture for 5G systems. With a strong networking and embedded systems foundation, I am always eager to learn and innovate in fast-evolving technological landscapes. Let’s connect and collaborate to bring cutting-edge solutions to life!
    Featured Skill Firmware Engineering
    FreeRTOS
    Linux
    Zephyr
    Technical Writing
    Sourcing
    Bluetooth
    Bluetooth LE
    Arduino
    nRF51
    nRF52
    ESP32
    Firmware Programming
    Embedded System
  • $40 hourly
    • 4.5/5
    • (7 jobs)
    Seasoned Embedded Systems, IoT Devices, and Mobility developer with expertise in libraries, kernel, bootloader, OTA, DAQ, LowPower, etc development Project experience includes Wearable, LowPower Mesh, Medical, Access Control, GPS Tracker, Beacon Localization, Education, Industrial Automation, Home Automation, and IoT sensor DAQ devices. Hands-on Microcontrollers - ARM CORTEX M0/M3/M4/M33 - nRF54H20, nRF54L15, nRF5340, nRF52840, nRF52832, nRF51822, nRF9160. - STM32 F0/F1/F2/F4/L4, - ESP32/C3/S3/C6, - CYPRESS PSOC4/6, SAMD21 - Chinese LowCost MCU e.g. Puya, GigaDevice, HK, MM, etc. Hands-on SBCs & Compute Modules - Raspberry Pi 3/4, Pine A64, Quectel SC200R Peripherals - ADC, SPI, TWI/I2C, UART, USART, USB, RS485, I2S, CAN - BLE, WIFI, LoRa, WS2812B, SubGHz IoT Protocols - MQTT, ZeroMQ, REST, WEB RTC, OpenThread, Matter, WirePas Software - PSoC creator, Atmel studio, Cube IDE/MX, VSCode - OpenOCD, GDB, CMake, Makefile, Git Programming - Embedded C, Flutter, JAVA, NodeJS, Python, Kotlin (Beginner level)
    Featured Skill Firmware Engineering
    ESP32
    STM32
    nRF52
    Zephyr
    ARM Cortex-M
    FreeRTOS
    Firmware Programming
    Internet of Things
    Hardware Prototyping
    PCB Design
    Bluetooth
    Embedded C
    Flutter
    Embedded System
  • $30 hourly
    • 5.0/5
    • (10 jobs)
    # I am an Embedded Engineer with more than 10 years of industry experience in Embedded Systems Design & Development. # Have experience in delivering solutions for the Internet of things (IoT), Home Automation & Control, Production Utilities, Microprocessor/Microcontroller and Wireless technologies. # Below are some of my expertise in Embedded Systems: - Microcontrollers 8/16/32 ( ARM | PIC | STM32 | Nordic nRF51 & nRF52 | NXP ) - Embedded Platforms ( ESP32 | ESP8266 | Raspberry Pi | Arduino | Beaglebone ) - RTOS ( FreeRTOS | Amazon FreeRTOS | Micrium OS | eCOS | Embedded Linux ) - Wireless Protocols ( BLE | Bluetooth | Zigbee | WiFi | Thread | LoRa | LoRaWAN ) - Wired Protocols ( I2C | SPI | RS232 | RS485 | Modbus | CAN ) - Compilers & IDE ( GCC | Keil uVision | IAR | Simplicity Studio | Eclipse | CodeWarrior ) - Cloud Platforms Integration ( AWS IoT | Ayla | Evrythng | Firebase )
    Featured Skill Firmware Engineering
    Internet of Things
    MQTT
    AWS IoT Core
    Firmware Programming
    nRF51
    WiFi
    LoRa
    C
    Microcontroller Programming
    Embedded C
    STM32
    ESP32
    nRF52
  • $20 hourly
    • 5.0/5
    • (17 jobs)
    🏆 Top-Rated Plus (3%) Upwork Freelancer 🏆 💡 Senior Android (AOSP) ROM Developer / Android Customisation / Embedded Software /Kernel 💡 📈 With over 7+ years expertise ✅ 100% Job Success ✅ 17+ Happy Clients ✅ Successfully delivered 16+ Projects ✅ 1200+ hours and still counting ✅ 85% Long-term Repeat Clients ✅ High-Quality Work 📝 Whether you are a 𝐬𝐭𝐚𝐫𝐭𝐮𝐩 or an 𝐞𝐬𝐭𝐚𝐛𝐥𝐢𝐬𝐡𝐞𝐝 𝐛𝐮𝐬𝐢𝐧𝐞𝐬𝐬, you will receive 𝐡𝐢𝐠𝐡-𝐪𝐮𝐚𝐥𝐢𝐭𝐲 𝐬𝐞𝐫𝐯𝐢𝐜𝐞𝐬 at an affordable cost, 𝐠𝐮𝐚𝐫𝐚𝐧𝐭𝐞𝐞𝐝.💯 If interested, please click on the '𝐈𝐧𝐯𝐢𝐭𝐞 𝐭𝐨 𝐉𝐨𝐛' button, and let's discuss your project and vision.🤝 📍 𝐄𝐱𝐩𝐞𝐫𝐭𝐢𝐬𝐞: 👉 Android (AOSP) ROM Developer 👉 Android Customisation 👉 Embedded Software/System Developer 👉 BSP customisation 👉 Kernel Developer/Customisation 👉 Linux OS 📍𝐀𝐝𝐝𝐢𝐭𝐢𝐨𝐧𝐚𝐥 𝐄𝐱𝐩𝐞𝐫𝐭𝐢𝐬𝐞: 👉 C programming 👉 Firmware 👉 Linux OS, cross-compilation tool-chain 👉 Kernel driver development 👉 Protocol: I2C, I2S, UART, HDMI, USB, and SPI. 📍𝐊𝐞𝐲𝐰𝐨𝐫𝐝𝐬: #Embedded #AOSP #Android #ROM #Linux #OS #Kernel #tool-chain #BSP #Developer #Development #Application
    Featured Skill Firmware Engineering
    Smartphone
    Firmware Programming
    Driver Development
    Kernel
    Electronics
    AOSP
    ESP32
    Android
    Assembly Language
    Firmware
    Embedded Linux
    C++
    Embedded System
    C
    Embedded C
    Real-Time Operating System
  • $85 hourly
    • 3.9/5
    • (6 jobs)
    I’m passionate about building great products that make people’s lives easier. I have over 10+ years of experience in various technology, research & development. I worked in/for multiple startups, ngos, enterprises, institutions & corporate companies. I am more interested in building my own things rather than depending on others. My skills & expertise: Qt-C/C++, PyQt, Python Coding, STM32, NRF, maxim integrated, PIC-Microchip, ARM, Raspberry Pi, Arduino, Embedded, Firmware-C/C++, RFID, LoRaWAN, 2G/3G/4G Network, I2C, SPI, UART, Rapid Prototype, Robotics, Kiosk Software, Custom Dimensions display(OLED/TFT/LCD) GUI Services Offered! Embedded Application & Software Development-Qt C/C++ Firmware Development- Embedded C/C++ Desktop Software Development- PyQt, Python CCTV, Video Analytics, Machine Vision Let's connect to discuss more...
    Featured Skill Firmware Engineering
    Hardware Prototyping
    Software Development
    Image Processing
    PyQt
    Qt Creator
    Firmware Programming
    Internet of Things Solutions Design
    Google Cloud Platform
    PCB Design
    Python
    Raspberry Pi
    Embedded C
    STM32
    Arduino
    nRF52
  • $45 hourly
    • 0.0/5
    • (0 jobs)
    As a dedicated Embedded System Engineer, I have a passion for designing and developing innovative embedded systems. With a solid background in electrical engineering and computer science, as well as extensive hands-on experience, I specialize in creating efficient, reliable, and cutting-edge embedded solutions for a wide range of applications. My expertise encompasses designing and implementing embedded systems using microcontrollers/microprocessors such as ARM, PIC, or AVR. I am proficient in low-level programming languages like C and C++, as well as assembly language for various microcontroller architectures. Additionally, I am skilled in developing real-time applications using popular RTOS like FreeRTOS, VxWorks, and others, to ensure precise timing and responsiveness. Furthermore, I am knowledgeable in interfacing with a variety of sensors, actuators, and communication protocols, including SPI, I2C, UART, and CAN. My adeptness at writing efficient and optimized firmware code to control hardware components and peripherals, and proficiency in schematic design, PCB layout, and prototyping using tools such as Altium Designer or Eagle, further amplifies my skills. I am familiar with embedded Linux systems, including kernel configuration, device tree customization, and application development. My expertise includes implementing wireless communication solutions like Bluetooth, Wi-Fi, Zigbee, or LoRa for IoT applications. Additionally, I am skilled at using debugging tools, oscilloscopes, logic analyzers, and JTAG interfaces to troubleshoot and validate embedded systems. Apart from my technical expertise, I have experience in project planning, resource allocation, and execution, ensuring timely and cost-effective project delivery. I am excited to take on new challenges, collaborate with like-minded professionals, and contribute my expertise to projects that demand innovative embedded solutions. My passion for pushing the boundaries of what embedded systems can achieve and my commitment to staying updated with the latest technologies make me a valuable asset in the world of embedded systems engineering. I am confident that I can turn your ideas into reality and drive your projects to success. Let's connect and discuss how I can help you achieve your goals.
    Featured Skill Firmware Engineering
    Embedded Operating System
    PCB Design
    Multilayer PCB
    UART
    Firmware Programming
    Modbus
    CAN Bus
    KiCad
    Microprocessor
    Altium Designer
    Embedded Application
    Embedded Linux
    FPGA
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