
In Progress
Posted
Paid on delivery
I need a straightforward, fully-functional DIY project that I can assemble and demonstrate without extra troubleshooting. Any of the three domains—electronics, electrical, or instrumentation—are acceptable, and I am equally open to Arduino, Raspberry Pi, basic discrete circuits, motor-control rigs, power-supply modules, or lighting systems. Simplicity is key; the design should already be proven to work and require only routine tools to bring to life. What I expect from you: • A concise write-up that explains the underlying concept and its practical use. • Complete schematic or wiring diagram in a common format (PDF, PNG, or Eagle/KiCad file). • Full bill of materials with part numbers that can be sourced locally or online. • Firmware or example code, if the build involves a microcontroller or single-board computer. • Step-by-step assembly and testing instructions that let me reproduce your results on the first attempt. • Photos or a short clip of the functioning prototype so I can see it works before purchasing. If your design meets these points and can be handed off immediately, send a brief overview along with confirmation that all files and documentation are ready.
Project ID: 40548848
23 proposals
Remote project
Active 21 secs ago
Set your budget and timeframe
Get paid for your work
Outline your proposal
It's free to sign up and bid on jobs

Hi there, I can provide you with a 100% proven, fully functional project right now. I am an experienced hardware builder with a deep background in the Arduino and ESP32 ecosystems. Because I have already built, coded, and optimized these systems, I can guarantee a "plug-and-play" experience that works on your first attempt. My portfolio of successfully completed prototypes includes: IoT Weather Stations (ESP32 data streaming) Portable Distance Sensors (OLED integration) Portable Humidity/Temperature Monitors Joystick-Controlled Servo Rigs I won’t just hand over files—I will teach you how the project works. I can guide you through the hardware configuration, circuit logic, and code uploading so you understand the system inside and out. Here is exactly what I have ready for you: Conceptual Overview: A concise write-up explaining the practical use case. Clear Wiring Diagrams: High-resolution schematics (PDF/PNG) for error-free assembly. Complete BOM: A detailed parts list with easily sourceable components. Production-Ready Firmware: Fully commented, bug-free Arduino code. Step-by-Step Guide: Assembly and testing instructions tailored for immediate success. Proof of Functionality: Video clips and photos of my working prototype. All documentation and code packages are organized and ready for immediate handoff. Let me know which project best suits your needs, and I will send over the preview clips right away! Best regards, Adrian
$20 USD in 3 days
0.0
0.0
23 freelancers are bidding on average $28 USD for this job

Hi I am an embedded systems engineer with over 16 years of experience designing practical electronic prototypes, Arduino-based demos, instrumentation circuits, motor/control rigs and lighting systems for lab, education and product demonstration use. I can provide a proven, simple DIY project that is easy to assemble with routine tools and suitable for demonstration without extra troubleshooting. For this budget I can hand over one ready-to-use project package with a concise concept and practical-use write-up, schematic or wiring diagram, full BOM with commonly available parts, firmware/example code if a microcontroller is used, step-by-step assembly and testing instructions, and photos or a short clip showing the working prototype before final delivery. I will keep the design simple enough for local/online sourcing and first-attempt reproduction, while still making it look complete and presentable. A compact Arduino sensor/actuator demo, basic instrumentation project, power module, or lighting/control project would fit your requirement well. Please contact me to discuss details and confirm which domain you prefer.
$30 USD in 1 day
7.6
7.6

Hello, I can build a simple, reliable, and fully functional DIY project in electronics, electrical, or instrumentation based on your requirements. The project will be tested before delivery and will include a clear project overview, complete schematic/wiring diagram, bill of materials with part numbers, firmware (if required), step-by-step assembly and testing guide, and all supporting documentation. I will also provide photos and a short demonstration video of the working prototype so you can verify its operation before purchasing. My goal is to deliver a project that is easy to assemble, practical, and ready for immediate handoff without unnecessary troubleshooting.
$20 USD in 7 days
7.5
7.5

Hello, I can provide a simple, fully tested DIY project that is easy to assemble using standard tools and readily available components. I am an Electrical/Electronics Engineer with 15+ years of experience in embedded systems, PCB design, power electronics, motor control, and industrial automation. I can supply projects based on Arduino, STM32, Raspberry Pi, or discrete electronics, depending on your preference and skill level. The design will be practical, reliable, and suitable for demonstration without unnecessary complexity. You'll receive: • Clear explanation of the project and its applications • Complete schematic and wiring diagram (PDF and source files if required) • Full BOM with readily available components • Firmware/source code with comments (if applicable) • Step-by-step assembly, programming, and testing instructions • Photos and/or demonstration video of the working prototype before delivery I focus on designs that are easy to reproduce, well documented, and verified before handover. I maintain clear communication and can recommend the best project based on your budget and timeline. I look forward to working with you. Best regards, Hamza Electrical/Electronics Engineer Embedded Systems | PCB Design | Arduino | STM32
$20 USD in 5 days
5.4
5.4

With my extensive and diverse background in electronic engineering, I am more than prepared to meet your demands for a ready-to-use project that ensures a seamless assembly and demonstration process. My years of experience in RF engineering, embedded systems, and power electronics have all lent themselves to developing projects that are both practical and reliable—a skillset perfectly suited to your needs. Throughout my career, I have consistently adhered to high-quality standards while delivering robust hardware solutions, ensuring functionality while promoting safety. More specifically, I'm capable of providing everything you desire for this project; from concise concept explanations to step-by-step assembly instructions, complete with photos or clips for verification purposes. Lastly, my proficiency in using Arduino and Raspberry Pi, along with my ability to design circuits, PCBs, firmware development (C / C++ / embedded), and significant experience in power electronics management are all relevant skills for your project. By choosing me, you'll be working alongside a seasoned professional who has handled every stage of the design process from concept through implementation. Together, we can make this intended DIY project a reality, hassle-free.
$20 USD in 2 days
4.4
4.4

Hello, I am an experienced Electronics and Embedded Systems Engineer with expertise in Arduino, Raspberry Pi, Microcontrollers, PCB Layout, Instrumentation, and Circuit Design. I can provide a fully tested, ready-to-build DIY project complete with professional schematics, wiring diagrams, PCB files (if required), firmware, source code, and a detailed Bill of Materials using readily available components. You will also receive clear step-by-step assembly, programming, testing, and troubleshooting instructions to ensure successful first-time implementation. Before delivery, I will share photos and a demonstration video of the working prototype to verify performance. My documentation is organized, easy to follow, and suitable for academic, demonstration, or practical applications. I am ready to deliver a reliable, proven project with all files prepared for immediate handover. Best regards,
$25 USD in 7 days
4.2
4.2

I read your brief for a simple, ready-to-use DIY Raspberry Pi device. With over ten years of hands-on embedded engineering, I can deliver exactly what you need—a clean, functional prototype that works from the moment you power it on, without any fluff or unnecessary complexity. I’ve shipped production systems like smart vending machines and BLE-enabled sports trackers, so building a reliable, low-cost device for your budget is well within my capability. I’ll handle the firmware, basic PCB layout, and full assembly myself, ensuring the unit is tested and ready to go before I ship it to Zambia. Let me know the specific function you have in mind, and I’ll give you a fixed timeline and price.
$60 USD in 2 days
3.5
3.5

Hi. I have already built 50+ projects, including Arduino, Raspberry Pi, motor-control, power-supply, lighting, and basic circuit-based systems, so I can share a practical design with a clear concept explanation, complete schematic/wiring diagram, full BOM with part numbers, firmware/code if required, step-by-step assembly and testing instructions, and photos or a short video of the working prototype. All files and documentation will be organized and ready for immediate handoff so you can reproduce the project smoothly on the first attempt.
$20 USD in 1 day
3.5
3.5

Hello, Client. I reviewed your DIY electronics project requirements carefully and can provide a simple, proven, fully documented Arduino-based project that you can assemble, test and demonstrate without extra troubleshooting. I recommend a compact Arduino temperature/humidity monitoring and alarm project because it fits electronics/instrumentation, uses easy-to-source parts, needs only routine tools, and is reliable for demonstration. It can show live sensor readings and trigger an LED/buzzer alert when a threshold is reached. I will deliver: • Concise concept explanation and practical use • Complete wiring diagram in PDF/PNG • Full BOM with part numbers and online/local sourcing options • Arduino firmware/example code with comments • Step-by-step assembly guide • Testing instructions and expected results • Photos or short demo clip of the working prototype • Troubleshooting notes for common wiring mistakes Typical parts: Arduino Uno/Nano, DHT22 or DHT11 sensor, 16x2 LCD/OLED display, LED, buzzer, resistors, jumper wires and breadboard. I can also prepare an alternative simple project if preferred, such as automatic light control, motor speed control, basic power supply module or Raspberry Pi sensor logger. All files and documentation can be prepared for immediate handoff.
$20 USD in 1 day
2.8
2.8

Hi, Please check my portfolio I’ve worked on several automated hardware and instrumentation designs, including closed-loop microcontroller setups prepared for deployment. I can provide the schematic, full bill of materials, stable firmware, and a step-by-step assembly guide to guarantee your project works flawlessly on the first try. Comfortable working from exact requirements and delivering production-ready technical documentation. Best regards,
$20 USD in 5 days
2.5
2.5

As a highly driven Computer Science doctorate with two decades of academic and professional experience, I bring my expertise to offer quality end-to-end solutions for your project. I have had extensive experience in creating AI-driven solutions in multi-national software firms and recently served as CTO at an innovative AI start-up. My proficiency with Arduino would enable me to meet your exact requirements and provide you an uncomplicated DIY project that meets the set standards. Throughout my career, I have been heavily engaged in simplifying complex systems through well-designed and documented projects. With this, you can be assured you will get exactly what you need: a fully-functioning, trouble-free project that's ready to use. My AI background particularly enriches how I approach DIY designs it helps me confirm its functionality before delivery to ensure a first-attempt positive outcome which saves time and effort. Overall, you can confidently rely on my robust technical skills.
$10 USD in 7 days
1.9
1.9

Hello, I can provide a proven, fully functional DIY electronics project that is straightforward to assemble and demonstrate with minimal risk of troubleshooting. My experience includes Arduino, Raspberry Pi, discrete analog/digital circuits, power supplies, motor control, instrumentation, and embedded systems, allowing me to recommend a reliable design that matches your requirements. The complete project package will include: A concise explanation of the operating principle and practical applications. Complete schematic and wiring diagrams (PDF, PNG, KiCad, or Eagle format). A detailed Bill of Materials (BOM) with readily available components and manufacturer part numbers. Fully commented firmware/example code where applicable. Step-by-step assembly, calibration, and testing instructions for successful first-time replication. Photos and/or a demonstration video of the working prototype before delivery. All editable design files and documentation for future modification. My focus is on selecting a well-tested design that can be assembled using standard tools while ensuring reliable operation from the first build. I can deliver all required files in an organized, ready-to-use package. I look forward to discussing your preferred project type and getting started. Thank you for your time and consideration.
$50 USD in 7 days
0.0
0.0

I can deliver a proven, easy-to-build DIY electronics project with complete schematics, BOM, firmware, assembly/testing guide, and demonstration photos/videos. The design is fully documented, reliable, and ready for immediate handoff with minimal troubleshooting.
$20 USD in 5 days
0.0
0.0

Hello, I can provide a complete, easy-to-build DIY electronics project with all the documentation needed for successful assembly and demonstration. My deliverables will include: A concise explanation of the project's working principle and practical applications. Complete schematic/wiring diagram (PDF and editable format where applicable). Full Bill of Materials (BOM) with readily available components and part numbers. Well-commented Arduino or Raspberry Pi code (if required). Step-by-step assembly and testing guide. Photos and documentation of the completed project. Support for any clarification during assembly. I specialize in Arduino-based systems, embedded electronics, sensors, motor control, and hardware prototyping. My goal is to provide a project that is reliable, straightforward to assemble, and works as expected. I am ready to begin immediately and can deliver all files in an organized format. Thank you for your time, and I look forward to working with you. Best regards, Vidur
$15 USD in 1 day
0.0
0.0

Hello, I can provide a fully documented, ready-to-build DIY project that is simple to assemble, thoroughly tested, and easy to demonstrate with minimal troubleshooting. My background is in electronics and embedded systems, and I have developed multiple Arduino-based projects involving sensors, relay control, automation, monitoring, and instrumentation. The project package will include: - Clear explanation of the working principle and practical applications. - Complete schematic/wiring diagram (PDF/PNG and editable source if required). - Detailed Bill of Materials (BOM) with readily available components and part numbers. - Well-commented firmware/source code for Arduino or Raspberry Pi projects. - Step-by-step assembly, programming, calibration, and testing guide. - Photos and demonstration video of the working prototype before final delivery. I focus on designs that are practical, reproducible, and easy to build using commonly available components, ensuring the project works reliably on the first assembly. I am ready to deliver all documentation, source files, and implementation support immediately after project confirmation. I would be happy to discuss the most suitable project based on your preferred domain—Electronics, Electrical, or Instrumentation. Looking forward to working with you.
$20 USD in 7 days
0.0
0.0

A compact table-top robotic arm that you can operate using your laptop. It comprises servo motors for control of the arms. I will provide assembly guide, software setup guide and related data-sheets. The hardware is available online on Amazon.
$25 USD in 2 days
0.0
0.0

Hi there! I have a fully functional, field-tested DIY Smart Greenhouse project ready to hand over immediately. It perfectly matches your requirements and works seamlessly on Arduino/ESP32. Here is what I will provide right now: • A concise write-up explaining the automated climate control concept. • Complete schematic/wiring diagram in clean PNG/PDF format. • Full Bill of Materials (BOM) with common, easy-to-source parts (soil moisture, DHT22 sensors, relays). • Production-ready, stable, and well-commented C++ code. • Step-by-step assembly and flashing instructions for a flawless first-attempt build. • Photos/videos of my actual working prototype to prove it functions flawlessly. The design is completely proven, requires only basic tools to assemble, and is ready for immediate transfer. Let's connect so I can share the files!
$25 USD in 7 days
0.0
0.0

Hello, I have experience building Raspberry Pi and Arduino based electronics and robotics projects, including a Smart Waiter Robot and an AI Receptionist Robot. I can provide a complete ready-to-use project with circuit diagrams, wiring, source code, BOM, assembly guide, testing instructions, and photos/videos of the working prototype. All designs are tested and easy to reproduce using commonly available components. I can deliver the project within the required timeline and provide support if needed. Looking forward to working with you. Thank you!
$20 USD in 6 days
0.0
0.0

Hi, I can help you with this project. I'm a Computer Science Engineering student and I work on Arduino, ESP32, ESP8266, and embedded electronics. I build practical projects and document them on Autodesk Instructables, where several of my projects have been featured. I can provide everything you're looking for: Complete circuit diagram BOM with easily available components Source code (if required) Step-by-step assembly guide Testing instructions Photos and a video of the working prototype before delivery I have a few ready-to-build project ideas that are simple, reliable, and don't require complicated calibration or troubleshooting. If you have a preferred domain like electronics, electrical, or instrumentation, I can suggest the best option. Feel free to message me, and we can discuss which project would suit your budget and requirements. Thanks, Arham (SAM Robotics)
$20 USD in 2 days
0.0
0.0

I am so excited about the opportunity to bring my skills and experience as a versatile developer to this project. While my primary expertise lies in app and software development, my earliest passion was for electronics. In fact, I am a seasoned PCB Layout expert and have garnered substantial knowledge of electronics that spans beyond software. I have confidence in both conceptualizing designs and their intricate aspects - from fully functional circuits to inclusive firmware codes. My interest in simplicity aligns perfectly with your preference; throughout the career, I have demonstrated an adaptability in crafting understandable yet efficient solutions–a perfect fit for your requirements. Moreover, given the extensive nature of the project, my ability to deliver concise write-ups yet comprehensive schematics will let you truly understand the whole process without any fuss. My proficiency with various hardware platforms ranging from Arduino to Raspberry Pi ensures that I can handle any domain that you might need - whether it's a basic discrete circuit or lighting systems – you can count on me! All said, what distinguishes not just my career but work ethics as well is my commitment to continued learning and staying updated with latest technological advancements
$30 USD in 3 days
0.0
0.0

Hi, I have a completely functional, documented, and tested DIY project ready for immediate hand-off. I am a Computer Engineering student and I regularly design and build reliable embedded circuits. The project is a Programmable DC Motor Control Rig using an Arduino Uno and an L298N H-bridge driver. It perfectly fits the electronics domain, demonstrating Pulse Width Modulation (PWM) and bidirectional switching logic in an easy-to-reproduce way. Here is exactly what I have ready for you: Concise Write-Up: A clear explanation of the H-bridge mechanics and practical applications. Wiring Diagram: A high-resolution schematic (PDF/PNG) showing exact pinouts and power routing. Full BOM: A locally sourceable list (Arduino, L298N module, 12V DC motor, jumper wires, power supply). Firmware: A heavily commented .ino sketch utilizing standard core functions without obscure libraries. Assembly Guide: Step-by-step instructions designed to guarantee a successful build on your first attempt. Visual Proof: A short video clip demonstrating the fully assembled prototype running seamlessly. The design is straightforward and rock-solid. I can send all files, documentation, and the prototype video immediately upon agreement. Best regards,
$17 USD in 2 days
0.0
0.0

Lusaka, Zambia
Payment method verified
Member since Jun 27, 2026
$10-30 USD
₹12500-37500 INR
₹600-800 INR
$10-40 USD
₹1500-12500 INR
$250-750 USD
₹100-400 INR / hour
₹600-1500 INR
₹100-400 INR / hour
$250-750 USD
₹37500-75000 INR
₹600-1500 INR
€250-750 EUR
$15-25 USD / hour
$10-30 USD
$30-250 USD
$250-750 USD
₹12500-37500 INR
₹100000-1000000 INR
₹1500-12500 INR
₹37500-75000 INR