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I’m looking for an experienced engineer who can take my custom-built hardware and make it work seamlessly within a larger system. The heart of the job is hands-on hardware integration—not general project management—so I need someone who is comfortable troubleshooting boards, refining firmware, and confirming that every physical connection and signal behaves as intended. Key goals • Map out the integration plan for the custom boards, interfaces, and peripherals I already have on hand. • Develop or refine any required low-level firmware so the hardware communicates reliably with the host system. • Validate the full signal chain with bench testing, basic stress tests, and a succinct report of results. What I’ll provide – Schematics, component datasheets, and existing PCB layouts. – A list of functional requirements and test cases. – Remote access to a lab PC (or shipped units if needed for on-site work). What I’d like to receive • A clearly documented wiring diagram and updated schematics reflecting any changes. • Compiled and source firmware files, with comments explaining key routines. • A short test report summarizing procedures, outcomes, and any follow-up recommendations. Familiarity with common toolchains such as KiCad/Altium, STM32CubeIDE (or comparable MCU IDEs), and standard lab equipment (oscilloscope, logic analyzer) will help you move quickly. If you have a proven track record integrating custom hardware or IoT prototypes, I’d love to see a brief example in your proposal.
Project ID: 40374111
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7 freelancers are bidding on average ₹1,186 INR for this job

Hi, I can support you with hardware integration planning, schematic updates, and PCB design deliverables. I’ll map the interfaces, review your existing design, and provide updated schematics and wiring documentation along with validation support. Please note, I don’t have experience in firmware development, so firmware tasks would need to be handled separately. However, I can share complete schematic and PCB design files to support that work. Let me know if this fits your requirement.
₹2,000 INR in 10 days
4.2
4.2

Hi, I can help you integrate your custom hardware and ensure all modules work together smoothly with stable communication and proper signal behavior. I have experience in embedded systems, hardware debugging, and firmware integration using STM32 and similar platforms. I will focus on identifying issues, refining firmware, and validating the complete system operation. Scope: *Review schematics and existing setup *Plan hardware integration and connections *Debug signal issues and communication *Modify/refine firmware if required *Validate system with testing Deliverables: *Updated wiring diagram / integration notes *Improved firmware (source + compiled) *Test report with results and observations Approach: *Analyze current hardware and connections *Identify and fix integration issues *Improve firmware for stable communication *Test signals using standard methods *Validate full system operation I will ensure a reliable and properly integrated system ready for use.
₹1,200 INR in 7 days
2.0
2.0

Being an Electronic Engineer, Hardware Designer and a skilled PCB Designer with 3 +years of experience I make proper R&D projects Full schematics and real life single layer ,2 layers ,4 layers ,6 layer and multi-layers PCBs projects (i.e: 1:PCB of compact ear buds 2:Pcbs for compact usb with advanced security features 3:Pcbs which involves USBs 4:Also i made many large projects which handles high voltage AC and DC 5: 6 -layers PCB of Arm Cortex Processor involving Programming 6: Programmable Frequency Generator PCB 7: Compact Smart SOS PCB 8: High Volatge Ac to DC Converter with MCU STM32 programmability’s for 10KW system 9: 10KW AC Inverter with output voltage 24V 10: Qi 1.3 Wirless Charger Transmitter and Reciever 11: PCB for agricultural watering system that controls 50 fig trees with expansion capability to 100 trees) 12: Custom IO Board Design for Raspberry Pi CM5 with Integrated RP2040 And many more I have advanced level grip on softawares like Easyeda-Pro ,Kicad, Altium I will show you my PCB work separately I will handle your project and made it perfect in the best cheapest price and do its customisation First see me work then Hire me You can also see my Portfolio which reflects some of my PCBs projects In the end i will assure you that you will get professional level and great quality work in the best price Thankyou
₹1,050 INR in 1 day
1.5
1.5

Hi, How are you? This is exactly the kind of hands-on hardware integration work I specialize in. -I have solid experience with: *Board-level debugging and signal validation (oscilloscope, logic analyzer) *Low-level firmware development (STM32 / ESP32) *Hardware-software integration for custom PCB systems *Identifying and fixing real-world issues in communication and signal chains -I can help you: *Map a clear integration plan for your existing hardware *Refine firmware for stable communication with your host system *Validate the full signal chain with proper testing *Deliver clean documentation (wiring, schematics updates, and test report) I focus on practical, working results—not just theory. If needed, I can also review your current design and quickly identify weak points. Thank you.
₹1,050 INR in 15 days
0.0
0.0

I am an Embedded Engineer with specialized experience in bringing custom hardware to life. I don’t just manage projects; I dive into the registers, analyze the signals, and ensure the firmware and hardware are in perfect sync. I have done this type of task earlier where I need to write code for custom boards and check each and every signal work properly and also update schematic if needed. I can take your existing PCBs and schematics and turn them into a reliable, integrated system. I use kicad for PCB designing and I have good experience with stm32cubeIDE. I will first review your schematics and if everything thing looks fine then I will check the power up section first. If it get passed then I will move forward to firmware for which first I will create some test cases to test each and every peripheral you have used. Then at last I will move to other features that u want to implement. I will deliver you updated schematics( if any change occur), firmware files and test report.
₹1,500 INR in 7 days
0.0
0.0

Hello, I’m very interested in your custom hardware integration project. I have hands-on experience in embedded systems, PCB design, and real hardware debugging, which matches your requirement for practical integration work. I can help you map the full integration plan, refine low-level firmware, and ensure reliable communication between your custom boards and host system. I’m comfortable working with STM32, EasyEDA/Altium, and debugging tools like logic analyzers and oscilloscopes. My approach is simple: understand your schematics and requirements, validate signals step-by-step, fix issues at both hardware and firmware levels, and deliver a stable working system. You will receive clear documentation including wiring diagrams, updated schematics if needed, commented firmware, and a concise test report with results and recommendations. I do all work personally (no outsourcing) and maintain regular communication with updates. I can complete this within 7 days and ensure everything works reliably in real conditions. Let’s discuss your setup—I’m ready to start immediately. Best regards, Sahil Parmar
₹900 INR in 6 days
0.0
0.0

Jalor, India
Member since Apr 15, 2026
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