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    2,629 need btc jobs found, pricing in USD
    Web development 6 days left

    I need a new website. I need you to design and build it. See i just want u to fork bitsquare and create new exchange site =) It should have different color than Bitsquare and also i should have option to add coins. It should have only btc and altcoins and usd through payeer api. Deposit address should be generated through api and withdraw manual

    $479 (Avg Bid)
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    28 bids
    Trophy icon Design a Banner for a Website 6 days left

    ...samples attached. The text for the slider should read: Now accepting payment in Cryptocurrencies -Payment available in the following Cryptocurrencies: Bitcoin (BTC) {Bitcoin Logo} Bitcoin Cash (BCH) {Bitcoin Cash Logo} Ethereum (ETH) {Ethereum Logo} Litecoin (LTC) {Litecoin Logo} Ripple (XRP) {Ripple Logo} - Integrated and seamless

    $30 (Avg Bid)
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    15 entries

    Robot Descriptions -May run for all the crypto currency pair for at [url removed, login to view] -can execute immediate orders. -btc account balance for other specific description kindly send me a message. thank you -

    $125 (Avg Bid)
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    10 bids
    ICO landing page 6 days left

    Need a ICO landing page... Basically just a webpage but with btc and ethereum and also USD fiat payment attached and auto receipts to their email etc saying how much coin they will receive on the ico launch date etc... like a sales guarantee for the ico launch date and payment receipt etc this page before coin is launched indeed... so if you

    $202 (Avg Bid)
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    18 bids
    BOT EXCHANGE BITCOIN 6 days left

    ...I have already the connection working with the API into my exchange done in PHP codes, you need setup it in your computer and understand how it works, and fix any bug if it have. I already have the websocket connection working for the other Exchange, I need that you setup it in your computer and confirm that you can keep it running for a long time

    $306 (Avg Bid)
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    11 bids

    ...done on the nem blockchain [url removed, login to view] which our online wep application should be built on. • Allow all crypto currency below to be trade for fiat and vice versa 1- BTC 2- XRP 3- XRM 4- XEM 5- XIN 6- NAGA 7- INDIGEN 8- BANTEX 9- RAIBLOCKS 10- WAVESPLATFORM 11- DEEPCOIN 12- DATARIUS 13- ETHEREUM AND ERC20 TOKENS 14- TWINKLE 15-

    $8836 (Avg Bid)
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    9 bids
    Manual project 5 days left

    *ONLY MANUAL WORK Looking for a group of freelancers or are team(need 5 persons) About project: You will get daily a list with 100 BTC Address and details STEP 1. Check if address are valid, check balance STEP 2. Generate transaction to them via site btcpeek com STEP 3. Upload new transaction ID to a Google Spreadsheets Let me know your

    $390 (Avg Bid)
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    73 bids

    ...Blockchain developer to realise the following: 1. one BTC web wallet for each user (deposit + withdrawal) 2. one ERC20 web wallet for each user (deposit + withdrawal) every user has to have his own wallet where he can deposit and withdrawal hes funds. The design and website are already developed i need only the logic and the wallets implemented in my

    $360 (Avg Bid)
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    12 bids

    ...should be multi-threaded at least the initial Sync. The application must parse the **entire** bitcoin blockchain / chainstate db folder. The application needs to extract all BTC Addresses with Balance > 0 in the fastest possible way. These addresses has to fill a List1 ( BlockchainAdresses ) Could be stored in a database to update it later. A second

    $1049 (Avg Bid)
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    15 bids
    ICO Landing page 5 days left

    We want a landing page where user can buy tokens with BTC and ETH and they can see the tokens they bought, we also want a referral link to each user so they can share their referral link to gain tokens, we also want in the landing page a bounty campaing you can check this website to see how they sell theirs tokens [url removed, login to view]

    $863 (Avg Bid)
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    25 bids

    Create a full functional dashboard to support LTC, BTC, ETH and DODGE coins ..

    $311 (Avg Bid)
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    21 bids

    ...amount to Sell, Price coin) (transaction pending) 4. Payment option (Website credit, Paypal/creditcard, bank transfer) - Users can buy coins with website credit or with BTC. - Users can buy website credit with paypal, creditcard, iDeal or bank transfer. 5. Coin option Bitcoin, Ethereum, litecoin, Ripple - Bitcoin - Bitcoin Cash - Ethereum

    $18518 (Avg Bid)
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    9 bids

    ...are burned. The ICO will not have a pre-sale. We have a bonus in the first period of the ICO. ETH and BTC shall be accepted. The token shall be transferred within the transaction of the ETH/BTC. We will have a hard- and a soft-cap. The ETH/BTC shall be transferred to a hardware wallet. Further specifications and details will be sent once we are

    $1476 (Avg Bid)
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    34 bids
    Bitcoin Core 4 days left

    ...For each of these addresses, I need to know its final balance. Using an external API would be problematic, since its calls are limited, and my file has millions of strings. Therefore, it would be best to download the blockchain and query it locally. You can assume that Bitcoin Core is already installed. Eventually, I need to know the balance for each

    $161 (Avg Bid)
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    15 bids
    small btc wallet 4 days left

    PLEASE, ONLY BID IF YOU *PERSONALLY* ARE: 1) The actual coder of my project (see description below); 2) Ready to work, on a per hour basis with me (I am a beginner programmer) - in real-time (via Teamviewer and Skype); 3) *Very knowledgeable* about how bitcoin wallets work (since I am); 4) *Proficient* with bitcoin *public* libraries (bitcoin core, bitcoinj...); 5) Ready to *first* ...

    $12 / hr (Avg Bid)
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    5 bids
    criptomex sa 4 days left

    crear un exchange de criptomonedas en mexico btc eth xrp ltc bch mxn usd son las divisas a usar algo similar a [url removed, login to view] pero con nuestra marca o bitstamp

    $944 (Avg Bid)
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    10 bids

    I need a similar website [url removed, login to view] have a look everything and place your bid. I need [url removed, login to view] API integration for the live chart.

    $322 (Avg Bid)
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    10 bids

    ...minute. If it notices price increase, it should alert the user. Example of alert: PRICE SIGNAL for BTC-BLZ Current Price: 0.00004947 - 4.84 % (5min ago) - 3.72 % (4min ago) - 2.66 % (3min ago) - 0.22 % (2min ago) -0.00 % (1min ago) No need for design. Simple HTML will do. Submissions have to start with this proof that you have read the

    $192 (Avg Bid)
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    10 bids

    I need a backend bot built for my website, user login, balance, btc withdrawal,escrow. Bot must create accounts on a different website with info users submit on my website Bot must do email verification Bot must calculate crypto market price Bot must release escrow Bot must exchange crypto currency from exchange API when needed.. BTC -> XMR

    $805 (Avg Bid)
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    20 bids

    ERC20 Token and minable coins like BTC, LTC and others Reference: [url removed, login to view] Also be able to add and remove erc20 token. Implementation like IP stuff, when a user long in with different IP, google 2fa etc Please only bid if you can start and finish within 1 week or sooner. Payment i will create 30% after see some progress and

    $1413 (Avg Bid)
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    29 bids