Electronics

Design review of an industrial data-acquisition system — Stage 1 Safe Instrumentación (SFI), Bogotá, Colombia, designs modular data-acquisition hardware for geotechnical and structural instrumentation installed on bridges, hydroelectric plants and pipelines, at sites up to 4,000 m above sea level... (Budget: $750 - $1500 USD, Jobs: Circuit Design, Electrical Engineering, Electronics, Embedded Systems, Manufacturing Design, PCB Design and Layout, PCB Layout, Power Electronics & Battery Management (BMS), STM32)

I'm seeking a skilled technician to repair my wireless microphone headset, which is not functioning. Issues: - No sound output - Malfunctioning on both microphone transmitter and receiver Troubleshooting... (Budget: $250 - $750 USD, Jobs: Audio Editing, Audio Engineering, Audio Production, Electrical Engineering, Electronics, Engineering, Technical Support, Troubleshooting)

I have an existing advanced mechatronics prototype that was paused during development. I am looking for a senior hands-on engineer to review the current work, complete system integration, troubleshoot remaining issues, and bring the prototype to a stable, test-ready stage... (Budget: $750 - $1500 USD, Jobs: Control Engineering, Electrical Engineering, Electronics, Embedded Systems, Firmware Development, Mechanical Engineering, Mechatronics, Microcontroller, Power Electronics & Battery Management (BMS), STM32)

Zephyrus Aerolabs Ltd. is a Green-Tech Start-Up aiming at reducing the evils of climate change by countering unchecked emissions from being let out to the atmosphere. The current team is dynamic, focussed, driven and ambitious... (Budget: ₹12500 - ₹37500 INR, Jobs: Arduino, C++ Programming, Circuit Design, Electrical Engineering, Electronics, Embedded Systems, Engineering, Python)

#Robotics Fleet Technician – Spain == English version (Spanish below) == Hullbot is an Australian robotics company building autonomous robots that operate underwater on ship hulls, helping vessels reduce fuel consumption and emissions... (Budget: €20 - €25 EUR, Jobs: Customer Service, Drones, Electronics, Engineering, General Labor, Mechanical Engineering, Report Writing, Robotics, Technical Support, Troubleshooting)

I’m starting my first serious job hunt and need a polished, modern resume that highlights my strengths as an entry-level candidate. The document should be clean, ATS-friendly, and ready for both PDF and Word submission... (Budget: ₹12500 - ₹37500 INR, Jobs: Banner Design, Business Plans, Communications, Copywriting, Electronics, Guidewire, Photo Editing, Project Management, PSD to HTML, Website Design)

PCB Design for Connector Test Adapter Boards (Altium Designer Preferred) I am looking for an experienced PCB designer to create two simple test adapter PCBs, one for each connector type shown in the attached drawing... (Budget: €30 - €250 EUR, Jobs: Altium Designer, CAD/CAM, Circuit Design, Electronics, PCB Layout)

I need a compact, carrier-grade RF-over-Fiber module engineered specifically for telecommunications links. The goal is to move an RF signal from a remote antenna site to my baseband equipment with the... (Budget: $1000 - $10000 AUD, Jobs: Electrical Engineering, Electronics, Optical Engineering, PCB Design and Layout, PCB Layout, Product Design, Signal Processing, Telecommunications Engineering)

Tôi đang phát triển một thiết bị AI điều khiển bằng giọng nói và cần một freelancer có kinh nghiệm về ESP32/IoT để làm prototype phần cứng đầu tiên. Thiết bị cần có: ESP32 / ESP32-S3 Micro thu âm Loa... (Budget: $10 - $30 USD, Jobs: AI (Artificial Intelligence) HW/SW, Circuit Design, Electrical Engineering, Electronics, Embedded Systems, Firmware Development, PCB Layout, Prototyping, Raspberry Pi, VoIP)

I need a full-stack solution that covers both the electronics and the software behind a 10 m air-pistol / air-rifle training target. Hardware – Design, program and calibrate an Arduino or ESP32-based PCB that detects each pellet impact, timestamps it and sends the raw x/y coordinates wirelessly... (Budget: ₹12500 - ₹37500 INR, Jobs: Arduino, C Programming, Desktop Application, Electronics, Embedded Systems, Flutter, Full Stack Development, Microcontroller, Mobile App Development)

I’m developing a specialised automotive control system that relies on pneumatics rather than electrics for its primary motion. The part functions as a pick-and-place unit: it must grasp components on the... (Budget: ₹12500 - ₹37500 INR, Jobs: 3D CAD, Automation, Bill of Materials (BOM) Analysis, CAD/CAM, Electronics, Sensor Integration, Solidworks)

I’m building a college prototype powered by one to four 18650 Li-ion cells (3.6 V-3.7 V nominal, 4.2 V full) and I need a compact, smart BMS board that I can drop straight in. The circuit must monitor... (Budget: ₹600 - ₹3000 INR, Jobs: Circuit Design, Electrical Engineering, Electronics, Embedded Systems, Firmware Development, I2C, Microcontroller, PCB Design and Layout, PCB Layout, STM32)

I need a U-based freelancer who can physically obtain a brand-new InSeat Relaxor rechargeable battery, model 16601, directly from the official manufacturer (not a reseller) and get it to my U.S. address as quickly as possible... (Budget: $10 - $30 USD, Jobs: C Programming, Electrical Engineering, Electronics, Logistics, Microcontroller, Procurement, Shipping, Supply Chain)

We're looking for an experienced mechanical/electromechanical designer to develop a working prototype of an automated machine that removes lids from small, sealed food containers without any user interaction... (Budget: $8 - $15 USD, Jobs: 3D Modelling, Bill of Materials (BOM) Analysis, CAD / SolidWorks, Concept Design, Electronics, Engineering Drawing, Mechanical Design, Mechanical Engineering, Product Design)

I need an experienced industrial electrician for dismantling equipment and disconnections. Key tasks: - Safely dismantle industrial equipment - Disconnect electrical systems Ideal skills and experience:... (Budget: $25 - $50 AUD, Jobs: Circuit Design, Electrical Engineering, Electronics, Engineering, Industrial Design, Mechanical Engineering)

Job Title: Microelectronics & Sensor/Camera Architecture Selection for Autonomous Surveillance DroneJob DescriptionProject OverviewWe are designing a custom autonomous drone optimized for surveillance and monitoring operations... (Budget: $100 - $120 USD, Jobs: AI (Artificial Intelligence) HW/SW, Deep Learning, Electrical Engineering, Electronics, Embedded Systems, PCB Layout, Product Design, Sensor Integration)

Saya membutuhkan bantuan untuk merancang sebuah PCB multilayer yang akan digunakan pada peralatan industri. Target saya adalah mendapatkan desain final—lengkap dengan skematik, layout multilayer, dan file Gerber—dalam waktu satu bulan sejak proyek dimulai... (Budget: $30 - $250 USD, Jobs: Circuit Design, Design Optimization, Electrical Engineering, Electronics, Manufacturing, Prototyping, Technical Documentation)

Dorby Controls & Labs Pvt. Ltd. is an industrial automation and IoT solutions company providing end-to-end solutions for factories and manufacturing industries. We undertake projects in Industrial Automation,... (Budget: ₹12500 - ₹37500 INR, Jobs: Automation, Cloud Development, Data Analytics, Documentation, Electrical Engineering, Electronics, Engineering, PLC, Sensor Integration, Wireless)

মোবাইল ইঞ্জিনিয়ারিং নিয়ে একটি প্রজেক্টের ধারণা হলো "অ্যান্ড্রয়েড নিয়ন্ত্রিত রোবোটিক আর্ম"। এই প্রজেক্টে একটি অ্যান্ড্রয়েড অ্যাপ্লিকেশন ব্যবহার করে একটি রোবোটিক বাহু নিয়ন্ত্রণ করা হবে, যা মোবাইল ইঞ্জিনিয়ারিংয়ের... (Budget: ₹750 - ₹1250 INR, Jobs: Android, Arduino, Automation, Bluetooth, Data Collection, Electronics, Microcontroller, Mobile App Development, Raspberry Pi, Software Development)

Hi there, I am looking to builder a fun custom project. I have a technical concept for an RC truck that needs to actively balance carrying a heavy payload while maintaining a decent top speed. I am interested... (Budget: €30 - €250 EUR, Jobs: 3D Design, 3D Modelling, CAD / SolidWorks, Drivetrain & Gearbox Design, Electronics, Mechanical Engineering, Prototyping)