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.

Alkalmazza Blockchain Developers szabadúszót

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    27 munkát találtunk, az árak pénzneme: EUR

    The topic of the Blog is : What is blockchain (including its features) and types of blockchain (Public, Private, and Consortium blockchain) Notes: a)Content should be unique and professional b)The tone of the blog should be user-friendly and easy to understand c)It should not be copied/duplicate from any source on the internet d)Experience in this blockchain technology would be preferred e)Shou...

    €16 (Avg Bid)
    €16 Licitátlag
    3 licitek

    We need an easy to understand video about what the blockchain can bring to enterprises and for private use. The length is maximum 90 seconds and it needs to explain: 1] What is the blockchain 2] What are possibilities on the blockchain 3] Assets/aliases on the blockchain 4] Exchanges and transactions on the blockchain. Example of the quality and look-feel we expect: [jelentkezzen be az URL megtek...

    €891 (Avg Bid)
    €891 Licitátlag
    35 licitek

    Hello, I need to find someone who can create a Betting/Game Dapps based on the Tronx blockchain For example: [jelentkezzen be az URL megtekintéséhez] [jelentkezzen be az URL megtekintéséhez] You can provide me with game ideas, and I will choose. Regards

    €2704 (Avg Bid)
    €2704 Licitátlag
    19 licitek

    We need to do penetration testing to our smart contract on Rinkeby and need to static analysis as well. We need to complete this static & dynamic analysis ASAP before you launch the contract on mainnet. The developer needs to have expertise in Solidity and have extensive experience in Solidity smart contract audit and penetration testing. Please follow up with portfolios.

    €658 (Avg Bid)
    €658 Licitátlag
    9 licitek

    We have a running DEX but on running market [jelentkezzen be az URL megtekintéséhez] tech spec we want. Specifically we want to build a [jelentkezzen be az URL megtekintéséhez] like exchange. 1. Front end totally change (use react or any other tech) 2. Full source code need to be provided 3. Backend server 4. Token listing/integration process 5. Deploy on digital o...

    €1386 (Avg Bid)
    €1386 Licitátlag
    21 licitek

    Hello, I need to find someone who can create a decentralized trading platform based on the Tronx blockchain For example: [jelentkezzen be az URL megtekintéséhez]

    €2220 (Avg Bid)
    €2220 Licitátlag
    28 licitek

    We need to do penetration testing to our smart contract on Rinkeby and need to static analysis as well. We need to complete this static & dynamic analysis ASAP before you launch the contract on mainnet. The developer needs to have expertise in Solidity and have extensive experience in Solidity smart contract audit and penetration testing. Please follow up with portfolios.

    €617 (Avg Bid)
    €617 Licitátlag
    11 licitek

    We are looking for Blockchain Expert who can work on our various projects. There are so many tasks that you have to implement and if you are right person, it will be long term contract. I'm looking for Real Expert have at least 2 years of experience in this field. You are needed to show some previous works that you have done and explain about it. Must work on US timezone. There might be over...

    €19 / hr (Avg Bid)
    €19 / hr Licitátlag
    30 licitek

    I need blockchain developers, for crypto games. Slots, roulette, dice

    €1501 (Avg Bid)
    €1501 Licitátlag
    18 licitek

    Need developer that had done a Crypto virtual banking or ICO crowdfunding site that builds under ethereum blockchain technology ERC20. The developer needs to know code igniter or Laravel to start a project. A developer needs to know Linux server, Plesk. It's very important that the website needs to be able to accept cryptocurrencies like bitcoin, Eth, LTC, and other Token. A developer needs t...

    €1160 (Avg Bid)
    €1160 Licitátlag
    70 licitek

    I need crypto marketing expert that can convert massive audience to my crypto project through airdrop and bounty tasks on Bitcointalk, telegram and other crypto related websites.

    €127 (Avg Bid)
    €127 Licitátlag
    7 licitek

    hi I'm Faten I'm senior student CIS major I work on my senior project and I need a lot of help and someone have good experience in python and blockchain concept. the idea of my project is too simple I have already the most of important part of the code but just o want to add more features to the project. the project needs to build: - 2 web GUI and connect to the blockchain - generates...

    €181 (Avg Bid)
    €181 Licitátlag
    12 licitek

    i am looking to customize peatio so that orders are settled onchain after trade has occurred with something like lamden clove , and deploy to AWS . the finished product will be a DEX

    €1116 (Avg Bid)
    €1116 Licitátlag
    16 licitek

    Basic Simulation of Private Block-chain Environment. Concurrency & bitcoin not required. Simulate the basic definition of block-chain. Growing list of records, called blocks, which are linked using cryptography. Each block contains a cryptographic hash of the previous block, a timestamp, and transaction data. (an open, distributed ledger concept.) You may provide me already available implement...

    €7 - €19
    €7 - €19
    0 licitek

    I need an expert to develop a masternode software for me. I would like this software to be developed for Windows using Java or any other compatible programming language. software features include coin, masternode, and staking. Interested developer is required to be well experienced in crypto-currency, masternode and blockchain technology in general.

    €455 (Avg Bid)
    €455 Licitátlag
    20 licitek

    We are looking for a blockexplorer similar to this [jelentkezzen be az URL megtekintéséhez] There is open source code for this but needs a few ui changes [jelentkezzen be az URL megtekintéséhez] [jelentkezzen be az URL megtekintéséhez] Showing also network, top 100, api, movment.

    €160 (Avg Bid)
    €160 Licitátlag
    9 licitek

    We are looking for a developer with proven knowledge in the installation/setup of BITEXCHANGE ([jelentkezzen be az URL megtekintéséhez]) / crypto exchange The exchange script is installed, but we need some changes done, and hopefully have a long term relationship with a development team. If the work is satisfactory , we will continue with additional jobs for ERC-20 token integratio...

    €183 (Avg Bid)
    €183 Licitátlag
    14 licitek

    I am located in the United States. We have many regulations that make it difficult to do an ICO. Looking to establish an ICO from a cryptocurrency friendly Country. Helpful if you have experience marketing cryptocurrency ICO"s

    €632 (Avg Bid)
    €632 Licitátlag
    24 licitek

    We are looking for blockchain developers to help us build or fork a blockchain for our new project.

    €2341 (Avg Bid)
    €2341 Licitátlag
    46 licitek

    We need to build a one stop shop of real estate with a decentralized storage (in order to allow users to upload all documents required to set up a loan) like [jelentkezzen be az URL megtekintéséhez], [jelentkezzen be az URL megtekintéséhez] or [jelentkezzen be az URL megtekintéséhez] including scanner with OCR backed to jobbing plateform like Upwork but on...

    €421 (Avg Bid)
    €421 Licitátlag
    9 licitek

    I need to create multiple address on myetherwallet via automation. I need it to be done today. If you can't finish in next few hours, please don't post.

    €35 (Avg Bid)
    €35 Licitátlag
    3 licitek

    I have a very simple and basic car game where people can upgrade cars by paying in $. I would like to replace this payment method with crypto. Please PM and I will send more details. Thanks!

    €495 (Avg Bid)
    €495 Licitátlag
    26 licitek

    Need consultation on blockchain project that I have. Contact me for more details.

    €157 / hr (Avg Bid)
    €157 / hr Licitátlag
    15 licitek

    1) Must need to build new blockchain - probably ERC-20 token or coin - must be based on proof-of-work (mineable) 2) Hybrid app is needed 3) Website update based on this must be done

    €1612 (Avg Bid)
    €1612 Licitátlag
    61 licitek

    Know [jelentkezzen be az URL megtekintéséhez] , able to build this fast, setup server, security and maintenance.

    €1239 (Avg Bid)
    €1239 Licitátlag
    34 licitek

    Hi, We are looking for Blockchain Expert - Developer to prepare Use Case document , Presentation and Proof-of-concept for one of our client in HyperLedger or any other blockchain technology. We are at present looking for following deliverables : - Discuss and understand our requirements. - Suggest best Blockchain Technology for our USE Case scenario. - Prepare high level Use Case document -...

    €281 (Avg Bid)
    €281 Licitátlag
    14 licitek

    we want to build a cryptocurrency exchange not token exchange not ICO website crypto exchange BTC BCH ETH LTC XRP NEO USDT TRX all coins should be able to trade with each other as pairs. *** you can download requirements document and read that in depth and word by word *** if you want to have a chance to choose as this project freelancer, you should read t...

    €5291 - €8818
    Kiemelt Rejtett
    €5291 - €8818
    95 licitek

    A legjobb Blockchain közösségi cikkek