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We are seeking an experienced Firmware Engineer to lead the development of embedded software for next-generation industrial IoT systems. The role involves working with high-speed data interfaces, advanced wireless technologies, and sensor integration. Key Responsibilities: - Develop, optimize, and debug firmware for industrial IoT devices. - Integrate wireless communication protocols (Wi-Fi, BLE) and sensor systems. - Ensure seamless hardware-software integration and system reliability. - Collaborate with hardware teams for system bring-up and testing. Preferred Freelancer Locations: Japan, Taiwan, South Korea, Thailand, Vietnam, Eastern Europe, India, China. Deadline: 2 months
Project ID: 40196493
37 proposals
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Active 15 days ago
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37 freelancers are bidding on average $1,968 USD for this job

Hello! As a skilled Firmware Engineer, I'm ready to lead the development of cutting-edge embedded software for industrial IoT systems. With expertise in optimizing firmware, integrating wireless protocols, and ensuring hardware-software synergy, I guarantee top-notch solutions. Partnering seamlessly with hardware teams, I'll ensure system reliability and performance. Let's bring your next-gen IoT devices to life! How can I tailor the firmware to meet your specific needs? Cheers, RedBrick American Engineering
$1,225 USD in 2 days
4.7
4.7

My expansive experience in industrial automation, from wastewater and water treatment plants to controling equipment in factories, makes me an ideal pick for this firmware development project. I have a keen understanding of the unique requirements and challenges involved in developing robust, efficient firmware for industrial IoT devices. Over the years, I've perfected my skills using various platforms such as SIEMENS TIA Portal program, Simatic Manager program, DELTA PLC program, ABB PLC program, aiding me to deal with diverse technologies. I am someone who thrives on problem-solving and ensuring seamless hardware-software integration, which aligns perfectly with your project's needs. Being detail-oriented has allowed me to successfully handle tasks like conducting point-to-point tests and building automation scenarios during system bring-up. Moreover, having honed my skills in high-stress situations demanding quick thinking, I can deftly handle challenging deadlines like yours – finishing your project within two months is more than plausible.
$1,838 USD in 21 days
5.2
5.2

Hello. I read your project description very carefully. I have completed many projects regarding BLE . I have a deep understanding and experience in the areas of microcontroller that you mentioned. We are a company of mechatronics, electrical, computer and software engineers with vast expertise in PCB layout, embedded systems, AC/DC converters, stepper motors, transformers, python, machine learning, raspberry pi, automation, power management, sensors & signal processing projects, unsupervised learning, reinforcement learning, genetic algorithm, convolutional model, recurrent network, We can assure you that your work will be done within the given timeline with complete task achievement. Feel free to contact for further queries so I may guide you well.
$1,838 USD in 7 days
5.1
5.1

Hello, I’m a Firmware Development Engineer with 8+ years of experience building and shipping embedded software for industrial and IoT devices, and I’ve carefully reviewed your requirements for next-generation systems. I’ve led firmware development on 10+ production-grade devices, working with ARM Cortex-M microcontrollers, high-speed peripherals (SPI, I²C, UART), and real-time constraints. I have hands-on experience integrating Wi-Fi and BLE stacks (including connection management, power optimization, and OTA readiness), along with 15+ sensor integrations covering environmental, motion, and industrial monitoring use cases. In previous roles, I collaborated closely with hardware teams during board bring-up, debugging issues across firmware, schematics, and signal integrity to achieve stable system operation. I place strong emphasis on reliability and performance, routinely reducing firmware bugs by 30–40% through structured debugging, logging, and test workflows. I’m comfortable owning the firmware lifecycle end-to-end—from architecture and implementation to optimization and validation over a 2–3 month delivery window. I’d be glad to discuss your target MCU platform and wireless chipset to align early on system architecture and development milestones.
$2,500 USD in 50 days
4.4
4.4

Hello Ritesh R., I am excited to submit my proposal for the Firmware Development Engineer position for your advanced industrial IoT systems project. With extensive experience in developing and optimizing embedded software, I am confident in my ability to meet and exceed your expectations for this project. Your project requirements align perfectly with my skill set, particularly in the areas of wireless communication and sensor integration. I have a strong background in working with microcontrollers and have successfully implemented BLE and Wi-Fi protocols in various industrial applications. My expertise in electronics and electrical engineering ensures a seamless hardware-software integration and system reliability, which are critical for the success of your IoT devices. My approach will involve a detailed analysis of your current system to identify areas for optimization. I will work closely with your hardware teams to ensure a smooth system bring-up and thorough testing phases. My focus will be on developing robust firmware that can handle high-speed data interfaces and advanced wireless technologies, ensuring your IoT devices are both efficient and reliable. I am eager to bring my skills in firmware development to your project and am fully committed to delivering high-quality results. Let's work together to push the boundaries of what industrial IoT systems can achieve. Looking forward to the opportunity to collaborate. Best regards, Dragan M.
$1,225 USD in 90 days
3.7
3.7

✅Okay, I got what you want exactly. I am a Senior Firmware Development Engineer with over 10 years of experience, providing embedded C/C++, RTOS-based firmware, wireless connectivity (Wi-Fi/BLE), and sensor-driven industrial systems. In my opinion, the key to this project is building a stable, modular firmware architecture that can handle high-speed data flow while remaining easy to maintain and scale for future device variants. I would focus on clean driver abstraction, robust error handling, and early validation of wireless and sensor performance to ensure long-term reliability in real industrial environments. This project is very similar to my previous works. I’ve led firmware development for an industrial gateway using STM32 and Nordic SoCs, integrating BLE and Wi-Fi modules, managing 12+ sensors over SPI/I²C, and optimizing data throughput to reduce latency by nearly 30%. I was also responsible for board bring-up, debugging boot issues, and validating RF performance during pilot production. ✅ So, I will divide your project like following: ⚡ Review hardware design, requirements, and define firmware architecture ⚡ Develop and optimize core firmware, drivers, and RTOS tasks ⚡ Integrate Wi-Fi/BLE stacks and sensor interfaces ⚡ System bring-up, debugging, and reliability testing Via private chatting or meeting, I will provide the creative idea and good tech solution for your project and I want to discuss about the budget and timeline in detail. Best regards. Yaroslav
$1,500 USD in 55 days
3.2
3.2

Are there specific microcontrollers or SoCs that the firmware needs to target, or should I propose the most suitable platforms based on performance and wireless integration? I can develop, optimize, and debug embedded firmware for your next-generation industrial IoT devices, ensuring seamless integration with sensors, high-speed data interfaces, and wireless protocols such as Wi-Fi and BLE. My approach focuses on robust system reliability, efficient resource utilization, and close collaboration with hardware teams for smooth system bring-up and testing. Could you confirm if there are existing hardware prototypes ready for firmware development, or will I also need to support early-stage hardware bring-up?
$3,800 USD in 45 days
2.4
2.4

Hi there, With over 10 years of experience in Electronics and Microcontroller programming, I have a strong background in developing firmware for various embedded systems. I understand the requirements of your project and am confident in providing a professional solution that aligns with the job description. Having completed over 50 Desktop/Mobile applications and Embedded software projects, I am well-equipped to handle the complexities involved in developing firmware for industrial IoT devices. I am keen on discussing your project further to ensure a successful collaboration. I would love to connect with you in chat to delve deeper into the specifics of your project. Thanks
$1,900 USD in 7 days
0.0
0.0

Hi, I am excited about the opportunity to lead the firmware development for your next-generation industrial IoT systems. With a robust background in embedded software and a focus on optimizing firmware for high-speed data interfaces and advanced wireless technologies like BLE and Wi-Fi, I am well-equipped to ensure reliable hardware-software integration. Collaborating closely with hardware teams, I will ensure seamless system testing and performance optimization. I propose a two-month timeline for project completion, allowing for rigorous debugging and testing phases. What specific wireless communication challenges are you currently facing in your projects?What specific wireless communication challenges are you currently facing in your projects?
$1,225 USD in 2 days
0.0
0.0

Hi Ritesh, ⭐️⭐️⭐️I'll do my best.⭐️⭐️⭐️ I've carefully reviewed your project description and believe my skills and experience perfectly fit your needs. I have 10+ years of experience on Wireless, Electronics, Microcontroller, Electrical Engineering, Bluetooth Low Energy (BLE) and am highly skilled in delivering high-quality results. I am committed to working diligently and exclusively on your project to ensure its success. Please contact us via chat for a more detailed consultation. Best Regards Roman
$1,800 USD in 20 days
0.0
0.0

THIS IS NOT THE AUTO BID, PLEASE REVIEW IT IN DETAIL Hi, I’ve reviewed your project and understand you’re looking for a Firmware Engineer with extensive experience in developing embedded software for industrial IoT systems. My background in optimizing firmware for high-speed data interfaces and integrating wireless protocols like Wi-Fi and BLE positions me well to ensure seamless hardware-software integration and reliability in your projects. Given the importance of collaborative testing with hardware teams, I can effectively lead this process to deliver robust solutions. I believe my skills align perfectly with your needs, especially in sensor integration and system reliability. Let's discuss how I can contribute to your next-generation IoT initiatives. What specific IoT sensors and wireless technologies are you planning to incorporate in your devices? Sincerely, Ibad
$1,225 USD in 1 day
0.0
0.0

As an embedded engineer specializing in IIoT, I successfully deployed robust, low-power firmware solutions, often leveraging Zephyr RTOS on Nordic or STM32 MCUs. My recent work involved optimizing Modbus/MQTT communication stacks for industrial sensor networks, aligning perfectly with your required device robustness. Let's ensure your devices achieve high reliability and rapid data throughput. I will approach this using memory-safe C/C++ within a proven RTOS (Zephyr/FreeRTOS), prioritizing maintainability and low latency. The initial phase focuses on aggressive power profiling to achieve ultra-low power consumption via deep sleep modes and precise peripheral gating. I will build secure, scalable communication layers (MQTT/CoAP) and implement robust FOTA/OTA update capabilities using validated bootloader security. To guarantee mission-critical performance, I will integrate a comprehensive unit testing framework (e.g., Unity/CMock) covering all driver and communication logic. To start alignment, what is the specific target MCU family (e.g., Nordic, STM32, ESP32), and are these devices primarily operating on battery power or mains? I am available for a brief, technical chat now to clarify the specific requirements and immediately structure the development roadmap.
$2,068.50 USD in 21 days
0.0
0.0

Hey , I just finished reading the job description and I see you are looking for someone experienced in Microcontroller, Electronics, Electrical Engineering, Bluetooth Low Energy (BLE) and Wireless. This is something I can do. Please review my profile to confirm that I have great experience working with these tech stacks. While I have few questions: 1. These are all the requirements? If not, Please share more detailed requirements. 2. Do you currently have anything done for the job or it has to be done from scratch? 3. What is the timeline to get this done? Why Choose Me? 1. I have done more than 250 major projects. 2. I have not received a single bad feedback since the last 5-6 years. 3. You will find 5 star feedback on the last 100+ major projects which shows my clients are happy with my work. Timings: 9am - 9pm Eastern Time (I work as a full time freelancer) I will share with you my recent work in the private chat due to privacy concerns! Please start the chat to discuss it further.
$1,225 USD in 1 day
0.0
0.0

As an experienced electrical engineer with a specialization in microcontrollers, I have all the qualifications and skills that align perfectly with your project requirements. Over the years, I've honed my expertise in developing optimized and reliable firmware for various embedded systems, including industrial IoT devices. I'm familiar with high-speed data interfaces, advanced wireless technologies like Wi-Fi and BLE, as well as sensor integrations - all integral components of your project. With my comprehensive skill set and vast experience in the industry, I am confident that I can deliver top-notch results within your timeframe. Let's work together to innovate your next-generation industrial IoT system!
$1,838 USD in 5 days
0.0
0.0

Hello, As an experienced Fullstack Developer and Electrical Engineer, I possess a unique blend of skills that align perfectly with your firmware development needs for industrial IoT systems. With a deep understanding of high-speed data interfaces, wireless protocols (Wi-Fi, BLE), and sensor systems, I am adept at optimizing and debugging firmware to ensure seamless hardware-software integration-essential to the reliability of your system. Having worked on similar projects before and with a strong background in Electronics, I'm confident in my ability to deliver incredible results on a tight two-month deadline. Your project requires an engineer who can not only develop firmware but also contribute meaningfully to system testing and bring-up. Having worked extensively with interdisciplinary teams in my career ensures smooth collaboration with the hardware team, a quality I understand is crucial to the success of your project. Continuing on that front, my experience as a Cybersecurity Specialist adds an extra edge to my work by recognizing and defending potential vulnerabilities from the get-go. Choosing me as your Firmware Developer brings the assurance of working with someone committed to delivering secure and reliable solutions. Additionally, my global exposure across different markets including USA gives me the advantage of implementing top-notch professional standards into my work. Let's collaborate to transform your industrial IoT vision into reality! Thanks!
$2,450 USD in 3 days
0.0
0.0

I’m excited about the opportunity to lead the firmware development for your next-generation industrial IoT systems. With extensive experience in embedded software, wireless protocol integration, and sensor interfacing, I’m confident I can deliver reliable, high-performance firmware within your 2-month timeline. What I bring: Proven expertise in developing and optimizing firmware for industrial-grade devices, including experience with high-speed data interfaces. Hands-on experience integrating Wi-Fi, BLE, and other wireless protocols for robust communication. Strong collaboration skills with hardware teams to ensure smooth system bring-up and comprehensive testing. Deep understanding of embedded debugging tools and techniques to quickly identify and resolve issues. I’m based in [your location], within the preferred regions, and ready to start immediately. Let’s discuss how I can help bring your IoT products to market with firmware that meets the highest standards of reliability and performance.
$1,838 USD in 21 days
0.0
0.0

This sounds like an exciting opportunity for a Firmware Engineer! To make this job posting even more engaging, how about we add a visual?I hope you will like my idea. if you really like this then please come to the chat point. your valuable feedback highly appreciated. thank you!
$1,838 USD in 7 days
0.0
0.0

Good Day We can lead the development of embedded firmware for your industrial IoT systems, integrating sensors and wireless protocols like Wi-Fi and BLE. With our experience in firmware engineering we will optimize, debug, and ensure reliable hardware-software integration, supporting smooth system bring-up and testing. We will work closely with your hardware teams to meet deadlines and deliver robust, high-performance IoT solutions. Do you have specific sensor models or hardware platforms in use Best regards Future Station
$1,225 USD in 30 days
0.0
0.0

Hi. How are you? I already checked your description carefully and I'm happy to bid for your project. I will lead the end-to-end firmware development for your industrial IoT platform, delivering robust, optimized embedded software with reliable high-speed data handling, wireless connectivity (Wi-Fi/BLE), and seamless sensor integration. With extensive experience in MCU/SoC-based systems, RTOS environments, hardware bring-up, and production-grade debugging, I ensure stable hardware–software integration and performance suitable for industrial deployment. I can commit immediately to meet your 2-month deadline while collaborating closely with your hardware team through structured milestones and clear documentation. Will wait for your quick response. Thanks. Ihor.
$1,838 USD in 7 days
0.0
0.0

Garches, Greece
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