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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    162 iş bulundu, ücretlendirmeleri EUR

    Kripto para kullanarak 2. el alım satım yapılabilecek bir platform ve o platformun kendi kripto parası

    €124 (Avg Bid)
    €124 Ortalama Teklif
    3 teklifler

    Günümüz teknolojisine ayak uydurmak amacıyla düşündüğüm bi projedir .Projenin genel amacı şu BSC tabanlı bir kripto para ve 2. el eşya alım satımı için bi uygulama çıkartıp krtipto paraların kullanımını arttırmak.

    €202 (Avg Bid)
    €202 Ortalama Teklif
    6 teklifler

    I am looking developer for MasterChef Smart Contract. I need help in setting up of the same and forking the yield farming and staking pools

    €508 (Avg Bid)
    €508 Ortalama Teklif
    2 teklifler

    Add TRX TRC20 to Peatio 2.6 on opendax

    €574 (Avg Bid)
    €574 Ortalama Teklif
    3 teklifler

    need a custom token and crypto exchange basic

    €110 (Avg Bid)
    €110 Ortalama Teklif
    2 teklifler
    Blockchain Expert Needed. 6 gün left
    ONAYLI

    Do you know blackbird algorithm?

    €8 - €628
    Mühürlü Gizlilik Anlaşması
    €8 - €628
    1 teklifler

    we want to track some blockchain transfers in real-time which could provide alerts on telegram or discord

    €398 (Avg Bid)
    €398 Ortalama Teklif
    2 teklifler

    A decentralized exchange (DEX) is a peer-to-peer (P2P) marketplace that connects cryptocurrency buyers and sellers. In contrast to centralized exchanges (CEXs), decentralized platforms are non-custodial, meaning a user remains in control of their private keys when transacting on a DEX platform. I need to create DEx based on open source pancake swap or Uniswap . Please check [URL'yi gör&...

    €3221 (Avg Bid)
    €3221 Ortalama Teklif
    23 teklifler

    I am looking someone help me in Cryptocurrency trading

    €893 (Avg Bid)
    €893 Ortalama Teklif
    17 teklifler

    I'm looking for someone who can build a payment gateway for woocoomerce for a custom tezos token. The process would have to look somehow like this: 1. put product in shopping cart, check out 2. select this payment gateway 3. click on conect wallet (using [URL'yi görüntülemek için giriş yapın]) 4. initiate a transaction with the right amount in the wallet and let u...

    €607 (Avg Bid)
    €607 Ortalama Teklif
    27 teklifler

    I want the same website as this [URL'yi görüntülemek için giriş yapın] with same functionality this what the website built with : [URL'yi görüntülemek için giriş yapın] You can change the design but I want it with same functionality as [URL'yi görüntülemek için giriş yapın] So the functionality backend of [URL&...

    €443 (Avg Bid)
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    I have an [URL'yi görüntülemek için giriş yapın] NFT collection that receives royalties whenever someone buys my nft on the secondary market. I want to pass on that royalty to the wallets that initially minted my NFT from my website. Seems i will need a smart contract to do this.

    €1036 (Avg Bid)
    €1036 Ortalama Teklif
    19 teklifler

    I need teacher to help me on my cryptocurrency business, videos I see a lot on youtube, I have course on Udemy, I read a lot, what I need is someone who can answer my questions and show me how to do, I will pay 20$/h we will use google remote desktop for teaching and for time tracking, I already create my own Tokens and need to create others and sell.

    €18 / hr (Avg Bid)
    €18 / hr Ortalama Teklif
    8 teklifler

    I want to create a new blockchian, based on the concept and features similar to [URL'yi görüntülemek için giriş yapın] and/or [URL'yi görüntülemek için giriş yapın] A new coin that can be compatible with both erc and bep. I want a new website for that. You can simply create a fork of tixl as the blockchain

    €564 (Avg Bid)
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    2 teklifler
    WAX dapp game 6 gün left

    Iam looking for a developer with experience working on WAX chain, first web. I like to order a game which has its own token and in the moment two game modes. The main feature is to use NFT ingame on wax chain, which i can whitelist and de-withelisted to be accepted and set there stats theys have ingame. For one game mode, [URL'yi görüntülemek için giriş yapın] is a go...

    €1450 (Avg Bid)
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    11 teklifler

    We need a blockchain plateforme modificated for us including token, ipo console ect…. Whit staking and prof of work system WE NEED a PARTNERSHIP

    €1716 (Avg Bid)
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    Create a crypto coin 6 gün left
    ONAYLI

    We are looking for someone (team or an individual) who can help us to create a blockchain and crypto coin

    €3645 (Avg Bid)
    €3645 Ortalama Teklif
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    I need a smart contract deployed into an address I can control wich makes exchanges of token by copy trading transactions by scanning the pancake router and copying transactions based on parametres I decide and making new similar transactions with balance from the address.

    €775 (Avg Bid)
    €775 Ortalama Teklif
    26 teklifler

    Researcher should have background of IoT and Information Technology. Contact me for further details. You can suggest me your topic or i would be glad to talk with you, if you have any ideas for implementations. __________________________ Deadline: None Type: Journal or Conference Paper References: 20-25 Plagiarism: Almost 0%

    €99 (Avg Bid)
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    We want a company or professionals that can build 1. A Blockchain and develop coins for our private Crypto community The person(s) should know how write smart contracts with Poff of stake (PoS) Terminologies. We will further want to encrypt those coins to be compatible in offline P2P Transactions 2. Develop tokens that can be hosted on 2 existing Blockchains, that is Binance Smart Chain and Et...

    €28 / hr (Avg Bid)
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    - Wallet Should support iOS and Android platform for multiple screen resolution - It should support offline payment using bluetooth/NFC mechanism - Should have parent/child model to be accessed to same wallet account Preferably using Ethereum blockchain. Or suggest any other.

    €31314 (Avg Bid)
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    Hello my friend! I was curious to know if you could help my partners and I with the integration of a specific coin (NOT A TOKEN) on its own blockchain- into a wallet app we have developed for android and IOS, we would also like to know if you could add some aesthetic features to the wallet app that would compliment the application and make it more user friendly! Please let me know if you are avail...

    €128 (Avg Bid)
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    I want social application where we can create accounts and then groups. We can add some budget in our digital wallet of the application and then we can : as example : donate to others who need help or financial assistance. In addition I want to incorporate bonuses with DIFI options to enhance budgets. Building the chain: Items to include as the following headings/contents: Project Specificatio...

    €11535 (Avg Bid)
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    I can fork goosedefi, an AMM Binance Smart Chain Dapp, i can fork Token and MasterChef Smart Contract, but i dont know how to use Timelock contract: queue, excute, etc... If someone can help, and teach me. i can offer 50$ Thanks for reading

    €25 - €209
    €25 - €209
    0 teklifler

    new BSC token and need to quickly i can pay 150 euros for that

    €136 (Avg Bid)
    €136 Ortalama Teklif
    18 teklifler

    Need cryptocurrency developer help me for a project, Hello i want to develop an platform with my idea if you are a crypto dev then bid here

    €771 (Avg Bid)
    €771 Ortalama Teklif
    21 teklifler

    build me an ecommerce and freelance website. transactions stored on the blockchain. executed with smart contract. development should be seen on github

    €432 (Avg Bid)
    €432 Ortalama Teklif
    19 teklifler

    Expert Go developer for an open-source blockchain project, experienced with Apache Kafka.

    €20 / hr (Avg Bid)
    €20 / hr Ortalama Teklif
    15 teklifler
    Token project 5 gün left
    ONAYLI

    token in the ETH network instead of a redistribution we would like to go in the direction of an automatic high burn rate with every purchase. 20% of every buy will get distributed as such, 4% to the marketing/development teams wallet, 16% to a burn wallet with a max supply of 1,000,000,000,000,000 tokens

    €399 (Avg Bid)
    €399 Ortalama Teklif
    23 teklifler
    NFT Marketplace Backend 5 gün left
    ONAYLI

    I'm looking for someone to create a User Management back-end only for NFT market place. You will need to configure: - Storage - Blockchain - Token (Smart Contract). The front-end is being developed so eventually both will be connected with ABIs Below are the functions needed to be included in the back-end User Management • User Pause/Ban/Delete • Unique user handle for each use...

    €584 (Avg Bid)
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    Bitcoin Smart Contract MLM Setup 2 Level Instant Payout Level 1 - 50% Level 2 - 10% (Seed Account) is where all BTC will go into once customers pays via BTC (Affiliate BTC Wallet) is where their commissions will be paid (Super Admin BTC wallet) is where remaining funds will be sent instantly 1. A smart contract that will work with trust wallet 2. It will be like a staking pool where participant...

    €723 (Avg Bid)
    €723 Ortalama Teklif
    7 teklifler

    With more and more admins join us, we are on the way to build a VERY STRONG community. We are looking for more talents who have the following capabilities: 1. Admins should have their own active community and be able to effectively direct members to the official coinchum group 2. Have rich experience in building and managing telegram community [URL'yi görüntülemek içi...

    €51 (Avg Bid)
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    Need Web 3 Project Generative Art Programmer. Think Crypto Punks

    €1900 (Avg Bid)
    €1900 Ortalama Teklif
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    This job is fully remote. Salary range: 1500 usd - 2000 usd based on performance Work hours: Very flexible, ideally from 6 am to 2 pm CT Qualification: React/Typescript(3 years), [URL'yi görüntülemek için giriş yapın], Blockchain concepts I am looking for an experienced React/Typescript developer to get help for some Blockchain projects. Must sign on NDA. Only accept s...

    €1793 (Avg Bid)
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    Build an Open authorization token gateway (Web3) to connect MetaMask wallets that own 577 unique ERC721 NFTs (Already Minted on Opensea, none sold – Can re-mint elsewhere if needed). Token holders will be able to gain access to an upload feature that connects to a database allowing users to upload images, text and URLs that display on specific locations (mapped by coordinates) on the front-e...

    €1068 (Avg Bid)
    €1068 Ortalama Teklif
    11 teklifler
    Website For NFT Sale 5 gün left
    ONAYLI

    Hello, We are looking for a blockchain developer that can help us build a platform to do an initial launch of our 8000 unique NFT's. We will need you to complete both back end and front end work. Here are some of the objectives: -Create ERC721 Smart Contract Test and Deploy To Ethereum Network -Help us to create Meta Link - We have 8000 files with unique attributes. These have not been compu...

    €1244 (Avg Bid)
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    31 teklifler

    Hi there I am looking for a computer hardware technician/ Crypto mining rig expert to build custom Crytpo rigs for me. Preferably someone who has experience in crypto mining. 7-10 day deadline. Preference will be given to London based freelancers. I look forward to hearing from you. Kind Regards Adam

    €644 (Avg Bid)
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    4 teklifler

    I need a person who can verify cashapp and Coinbase for me. Only US.

    €8 - €25
    €8 - €25
    0 teklifler

    Need developer for custom swap for bsc smart contract token

    €273 (Avg Bid)
    €273 Ortalama Teklif
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    I'm looking to develop a private and smart blockchain where I can upload my social media website, possibly on IPFS. Must be a competent and professional coder who can explain how to set up a network infrastructure of private nodes.

    €22 / hr (Avg Bid)
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    25 teklifler

    We need a smart contract developer, who will write a relatively simple contract using Solidity.

    €36 / hr (Avg Bid)
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    49 teklifler

    My background is in real estate and looking to see if a developer can walk me through the necessary steps of creating a block on the blockchain relating to personal information and real estate deeds.

    €12 / hr (Avg Bid)
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    10 teklifler

    Creating a prototype for end to end property and lending solution

    €106 (Avg Bid)
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    Forc SafeMoon token from 27,000,000,000,000 to 12 decimal places. Name: Intekai Token Symbol: INTK Token sale block function for x time linked to the address with recognition of bonus tokens upon expiration. Function to burn tokens on initial wallets. Provide for the management of presale. Recognition of% by affiliation in the function, pass the address of the customer to that of the person who pr...

    €592 (Avg Bid)
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    17 teklifler
    Smart contract 5 gün left

    Smart contract + Rollups + solidity experience required

    €169 (Avg Bid)
    €169 Ortalama Teklif
    21 teklifler

    I need someone to modify the golang implementation of ethereum to propagate transactions from my origin only if it succeeds else it should discard. Eg: If I send 2eth to someone but my account only has 1eth the code should identify this and stop this transaction from ever reaching blockchain, this is to avoid the gas fees which I had to pay for failed transactions. Please only apply if you have ex...

    €299 (Avg Bid)
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    2 teklifler

    Block hain developer,. Blockchain engineer

    €7708 (Avg Bid)
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    3 teklifler

    We need a Blockchain Developer for our future Mission.

    €225 (Avg Bid)
    €225 Ortalama Teklif
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    Önde Gelen Blockchain Topluluk Makaleleri