Circuit Design Jobs

If you want an end to end outsourcing solution for all your projects relating to circuit designing, outsource the work or job at the world's best marketing resource online Freelancer.com and get the work done by the expert circuit designer freelancers. These freelancers work online from all across the world and can be helpful to you and your project. Freelance them the work to be done either on part time or full time basis and be assured of an optimum result. The job sphere may include PCB designing, PCB board circuit debugging, layout, schematic designing, MCS including the software design and the hardware design.

The freelancer circuit designer will be able to work on the PCB print circuit, half finished product design, finished product and also assemble them. Their other work expertise are high speed telecom, RF board, DSP, microcontroller control, signal board, circuit design and assembling, electronic items designing like toy, motor, electronic gifts, main board, security defend, Vidicon, USB, DVD etc. If you are a freelancer having adequate skill and experience in circuit designing, Ethernet, USB, electronics, networking, digital and such related fields, submit your bid in the Freelancer.com and get posted immediately.

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    34 jobs found, pricing in USD

    I have a board with 3 dc 12v 20w led. I need somebody to fix battery/accu issue. I need to have small battery to give the leds power to give them light for 6-8 hours. The accu/battery need to be small not higher then 2cm

    $143 (Avg Bid)
    $143 Avg Bid
    6 bids

    We need improvement on our already made PCB for a home appliance project. Further Details will be shared with the applicants.

    $235 (Avg Bid)
    Urgent NDA
    $235 Avg Bid
    11 bids

    We are currently developing an inductive based power bank for smart watches and are in need of an engineer to shrink the size of the current PCB and some minor edits as well. The deadline for completion is early next week. It is quite urgent so an expedient response would be greatly appreciated!

    $176 (Avg Bid)
    $176 Avg Bid
    26 bids
    Settable White 5 days left

    1. We need to develop an ios APP 2. App can read and write the data by iphone NFC 3. We already designed the UI, while improvement of UI is encouraged and tbd 4. Operation and function of the NFC are already developed by the IC company. Source code are availabe at the below link: [login to view URL] 5. Freelancer needs to modify the source code to apply with our designed UI

    $243 (Avg Bid)
    $243 Avg Bid
    5 bids

    Im developing a wifi and bluetooth enabled digital scale , im thinking esp32, lipo battery a load cell a few buttons for nav and small oled , someone else will do the app side of things im just responsible for the embedded side, I'm going to build a prototype in about 3 weeks time, once I'm done, and the client approves, I would like someone to help me fasttrack the development to final...

    $515 (Avg Bid)
    $515 Avg Bid
    29 bids

    Design Problem Design a two-stage cascade refrigeration system by determining the intermediate pressures (with T3 - T8 = 5 °C) required to maximize the COP of the cycle. The system operates between the pressure limits of 100 kPa and 1500 kPa. The isentropic efficiency of both compressors is taken as 65%. The system is required to provide a cooling capacity of 100 kW. Ignore pressure drops in ...

    $186 (Avg Bid)
    $186 Avg Bid
    7 bids

    Improve circuit and control system for reliability and durability. The components might need upgrading but keeping price reasonable. Unit operates 12 volt DC motor using 12 Volt battery. Box uses remote control and manual switch to vary speed of motor. (1) Currently using remote control and controller 12V-30V 24V 200W DC Wireless Remote Motor Speed Controller Adjustable Reversible Control Switch ...

    $492 (Avg Bid)
    $492 Avg Bid
    32 bids

    I need someone who are able to do 2 tasks on matlab.

    $40 (Avg Bid)
    $40 Avg Bid
    7 bids

    We are IoT solutions company in agriculture, mobility and automobile space. Looking for a professional PCB layout engineer for one of our Agri tech product. It will be a two layers board for which you need to take care of all the considerations applicable from placing diffrent components having Rf, analog, digital and power lines. The size and shape of the PCB will specified by us.

    $15 / hr (Avg Bid)
    $15 / hr Avg Bid
    5 bids

    Hello Very urgently need electronics expert that has de2-115 to work on . Please apply asap if you have said board and can work on it immediately. The deadline is 27th Nov, so apply asap Thanks

    $108 (Avg Bid)
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    1 bids
    Design a ALU & SHIFTER 3 days left
    VERIFIED

    I need to Design AlU & SHIFTER on logisim app

    $95 (Avg Bid)
    $95 Avg Bid
    6 bids

    Hello expert I am looking for someone who could help me with this project: I want to design PCB for wire and wireless UV nail lamp with these requirements: 1. Supply by 24V 90W external dc adapter 2. 32 parallel LEDs 3.3V, 700mA max current, devised in 2 groups. For them to work stable, they need supply by constant voltage, constant current( adjustable by potentiometer as I might use different t...

    $695 (Avg Bid)
    $695 Avg Bid
    18 bids
    Electronics engineer... 3 days left
    VERIFIED

    I am looking for an engineer having great expertise in embedded systems and having proficiency in coding. must have good experience in different micro controllers and different modules. I will share work details in chat

    $40 (Avg Bid)
    $40 Avg Bid
    14 bids
    Schematic and pcb design 3 days left
    VERIFIED

    Bluetooth inwall module AC-DC (230V) 2 digital inputs 1 analog input 2 relays (6A) stm32wb55 pcb antenna header pins for flashing

    $150 (Avg Bid)
    $150 Avg Bid
    21 bids
    Looking for PCB Designer... 3 days left
    VERIFIED

    I am looking for an expert engineer having strong background in electrical & electronics engineering and having good command over PCB designing, i will share work details in chat

    $32 (Avg Bid)
    $32 Avg Bid
    19 bids
    circuit design 3 days left
    VERIFIED

    hello, contact me for more details inbox, i need some some work in digital design. to start immediately

    $25 (Avg Bid)
    $25 Avg Bid
    26 bids
    Earthquake Detection Circuit 3 days left
    VERIFIED

    I need to create a project proposal for a electronic earthquake detector.

    $11 (Avg Bid)
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    3 bids

    PowerWorld Transmission Line Design Project

    $169 (Avg Bid)
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    13 bids

    Hello, Based on a CCFL circuit, we would like to build a customized safe PCB that provides a 1-30kV, 1-25kHz with max 20W power output. The PCB should have a GUI with a display that shows 4 levels of power. The PCB needs to be powered with a 12V power supply. Further details can be provided. We look forward to your proposals.

    $211 (Avg Bid)
    $211 Avg Bid
    9 bids

    Primary Function: PCB uses a PIR motion sensor input to turn on/off a series of 12V LED lights and fans. PCB has 3 tactile button inputs for selecting different LED Lights. PCB can use PWM to adjust LED light brightness and Fan speed. Secondary Function: PCB has a SMD [login to view URL] E-Series cellular dev kit who's only function is taking motion data from the PIR sensor and sending it t...

    $370 (Avg Bid)
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    31 bids

    I need help with preparation circuit analysis. Please do not send me a message if u dont have knowledge of circuit analysis or electrical engineering.

    $401 (Avg Bid)
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    38 bids

    Design a digital circuit with sensors ,Bluetooth control and 2 pwm controlled fans, The design should have a small touch screen with graphics and content the circuit should include: 2 fan controller external and internal temp sensor air quality sensor carbon dioxide sensor humidity sensor bluetooth connection display touch screen

    $2396 (Avg Bid)
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    39 bids

    design electrical control circuits

    $1030 (Avg Bid)
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    44 bids

    more details will be given in the chat

    $24 (Avg Bid)
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    12 bids

    Hi together, Im Looking for an Engineer, who can desing and develope a 18650 Li Ion Master Slave BMS System, who is fully configurable over an IC. The Design should works with Serial and Paralell Battery Pack and should also be have a fail over circuit, if a parallel Packs crash or are not working well. BMS Features Slave: --> Over / Undervoltage Protection --> Shorten Circuit Protection ...

    $1241 (Avg Bid)
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    29 bids

    I am looking for a Hardware designer experienced in bitcoin miner on based ASIC. We should reduce electricity power consume and cost of miners. I am open to your suggestion if you are an expert in this field. Thank you.

    $558 (Avg Bid)
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    8 bids
    Need cadence developer_7550 2 days left
    VERIFIED

    A 1.0 V, 9.84 fJ/c-s FOM reconfigurable hybrid SAR-sigma delta ADC for signal processing applications

    $220 (Avg Bid)
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    2 bids

    Multisim via building an AC-DC converter and audio amplifier circuits and simulating them using Multisim. In the project there is an example with all its numbers and steps We need to follow the same steps in the example and same circuit but with the specifications required from us : specifications for the amplifier follow as : - AC signal of 10mV peack for amplifier - the signal output...

    $41 (Avg Bid)
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    5 bids
    Electrical Engineer... 1 day left
    VERIFIED

    I am looking for an electrical and electronics engineer having good experience in Arduino and ADS(advanced design system)

    $46 (Avg Bid)
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    9 bids
    Electronic engineer 1 day left
    VERIFIED

    Hello freelancers I am looking for an engineer having good experience with ADS ( advanced design system) i will share further details in chat

    $19 (Avg Bid)
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    5 bids

    Endoscopes traditionally need to be connected to a external light source to visualize parts of the body. The difference is that I would like a prototype built using a cold mix UV A/UV B light source for therapeutic reasons. UV phototherapy has been used for many years to treat dermatitis, psoriasis etc. I have provided a photo of a simple traditional endoscope light source.

    $1120 (Avg Bid)
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    16 bids

    I have a circuit diagram with unknown circuit components, i want someone to solve the diagram and implement on NI multisim 14.0 software.

    $21 (Avg Bid)
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    14 bids
    Trophy icon Design an electronic filter 12 days left

    Have a look at the detailed description in the pdf document.

    $150 (Avg Bid)
    Guaranteed
    $150
    3 entries