Blockchain is a distributed register that is used to maintain a continuously growing list of records, called blocks. It has revolutionary applications in finance (such as cryptocurrencies like Bitcoin) and decentralized applications like online voting.

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    Frontend expert 6 dager left

    I am seeking someone who can combine ipfs and cryptopad node module

    $539 (Avg Bid)
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    Changes to website 6 dager left
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    Changes to laravel website needed

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    For my project I am looking for developers with a lot of experience in the following fields: -> application development (iOS, Android, Windows) -> blockchain / encryption -> cloud based services -> highest data security (e.g. GDPR)

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    I am planning to create a web based portal and hybrid mobile applications for users to buy and sell tickets for events around the globe. And the portal should be based on blockchain. Google for blockparty for a reference. Download and install the apps to check their functionality. I am going to create something very similar to that. Leave your name on top of our proposal otherwise it would be reg...

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    Tron Smartcontract 6 dager left
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    A Tron Smart contract which would be u used for Initial Token offering. The token will be used for raising funds to build a Casino and in the future, it will be used in a future and derivative crypto exchange. An escrow service will also be built. The smart contract should have 2 things, one for a PRE-ITO sale and another for ITO. It could just be a single contract where the price can be cha...

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    Using [logg inn for å se URL] [logg inn for å se URL] formerly byteball; Using the sto-bot git, create a bot that allows us to create and sell assets, verify users are accredited (it's in the git out of the box, must be configured), allow users to create assets, allow users to pay via the obyte app allow other things in the spec. Must be node.js, javascript expert; be familiar w...

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    Dear All, I want to add API to our website to accept cryptocurrency via [logg inn for å se URL] Simple page required to call api and get response, no database required. Should be in PHP and should be very simple Please if you do not have any experience with blockchain do not bid. Please if you did not do project like this do not bid. Please do not bid over our budget, if you do not like our ...

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    Blockchain Fork Particl.io 5 dager left
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    Looking for someone who can fork and build a chain with Particl.io. Need to implement full chain and custom code as well premine, explorer building. [logg inn for å se URL]

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    Wallet for cryptocurrenct 5 dager left
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    wallet for cryptocurrency like bitcoin, bitcoin cash, etc transaction charge/ commission deduction as profit. quick internal transfers (instant)

    $1148 (Avg Bid)
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    Blockchain on WordPress 5 dager left
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    Hi, I am looking for someone who can help me with blockchain storage of documents with timestamp through WordPress and Gravity forms.

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    Built Stellar ICO token 4 dager left
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    Functions needed a. Able to issue dividend in another token b. freeze function to allow owners to stop the trading of token c. Timelock to lock token from being trade in the initial months after ICO d. Dividend issue function (optional) e. Need to includes deployment in Horizon f. Development in Golang language g. Possible future fixing of token supply h. Decimals in strop (0.0000001)

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    Hey! I have a ERC20 token and need to list our ICO on some exchanges for fundraising . In your bid please provide examples of how it could look from your previous jobs with ICO projects . I will only hire you if you have experience with ICO or IEOs. payment based only on success after token listed and ICO / IEOs got officially listed . we add a performance bonus that will be calculated by : 10%...

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    list our token on exchanges 4 dager left
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    we intend to list our token on exchanges can be made by ico our IEOS HERE COMES OUR WEBSITE : [logg inn for å se URL] payment based on funds rising performance and it will be 10% of raised funds total no payment in advance

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    blockchain 4 dager left

    I am looking for a blockchain and python expert. best regards. NO ASIAN!!!

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    We are working with the City of London and Renewable energy resource providers in the UK to create a cost efficient Bitcoin Mining Farm. We are looking for experts in the Bitcoin industry who have expertise at setting up and running a Bitcoin Mining Farm. We are looking for about 4 experts to be part of the panel who advice our company The Bitcoin Mining Company Limited based in London England...

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    Hello, We are working on the platform where we are inserting offline transaction into the permission-based blockchain using zero-knowledge proof. We are looking for a developer who has good knowledge of react-native, Also, the person should have blockchain development knowledge. We are only looking for an individual. Requirements: - Should have knowledge & experience of permission blockchai...

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    Smart contract 3 dager left

    I need a ​smart contract for an ICO based on ERC20 token

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    I want an android app which will show current crypto currency price in notification bar similar to this app Bitcoin checker link here [logg inn for å se URL];hl=en_IN for three exchanges bittrex binance and bitfinex

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    USDT Omni HD Wallet 3 dager left
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    1. Generate many usdt address for deposits in a simple web application 2. All usdt are consolidated in one main address for transfer to other usdt address 3. Verify deposits completion for the many usdt addresses

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    We have a good project with real product. now we are looking for a good person who are famous in Blockchain and Crypto world to be a member of team, we need their good profile in Twitter or Linkedin. Please contact if you are the person who can be like this. Thanks!

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    Want a very simple exchange via smart contract and extremely simple interface. The project is one token to be exchanged with ethereum. Price of token is always 0.01eth the price can’t be changed but people will list tokens to sell or buy on order book and you can take those orders. The price is the same but people can list % over or under the price only within 5% of the price of 0.01eth (ove...

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    Dear Freelancer, We are looking for an trading algorithm which via API can be connected to cryptocurrency exchanges. The software will be used for MarketMaking services. Please only experienced freelancers with a track record.

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    Hi, I am Sumanth, I am doing Masters at a UK based University, I need a blockchain developer for my Idea of my thesis, I have all the background knowledge of my project but I am lacking at the programming skills as I am not from the programming background. My project is about energy transactions with blockchain

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    1) In existing assigning plans page, let Admin can assign plan without time limitation . 2) Increase the newsletters number can Admin send by configuring stmp. 3) Display specific concerned pages parts ( instead of top page ) when user redirects. 4) Create (connect with us) link pages to facebook, tweeter and google

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    I am looking for a professional Whitepaper for my project. 10Pages+ with good market research, included some economics with references and Charts. Road Map etc. I will give you around 30% of the info I already have with an overview of the product. Knowledge of Token sales important and how to include it in the Whitepaper. High-level Knowledge of following is needed: - Blockchain - Ethereum - S...

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    Hey! I have a ERC20 token and need a ICO platform for it. In your bid please provide examples of how it could look from your previous jobs with ICO platforms/websites. I will only hire you if you have experience with ICO platforms. Show me examples of your previous work for this kind of project when you bid. The platform/website should include an admin panel and features like buying my token.

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    I have a a blockchain derived from GoChain. It adds enhanced transaction features. Basically it adds a small structure on to every transaction. Need assistance on finalizing & testing of new feature as well for someone to write me a bash script or small golang tool for configuring a new blockchain including the Genesis block. it has to ask for each of the configuration parameters with descr...

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    mature crypto exchange source code [logg inn for å se URL] have demos

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    Build an e-currency exchange site like [logg inn for å se URL] in php framework. It should be 100% secure.

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    hello, i need a Telegram investment bot of single coin, if you have ready-made i will take now, Don't Put Placeholder Price. Thanks

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