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    22 jobs found, pricing in USD
    NFT and crypto art 6 days left
    VERIFIED

    I have a collection of digital images and I need information and advice on the whole procedure on how to create an NFT of each image and publish them on OpenSea using the ERC721 protocol. And how can I get profitability from these images.

    $29 (Avg Bid)
    $29 Avg Bid
    28 bids

    I'm looking for a blockchain developer that knows react to build an analytics platform that scans the blockchain where we could figure out how many wallets are long term holders vs short term holders of a token. This would first be done to build an analytics platform on top of BNB chain. I am in the process of building out a team of really talented people to build out a new crypto currency called Oaysus. One of the spots I am looking to fill is for an Blockchain Developer. I'm from the United States working with a mathematician from the UK and a designer from Ukraine. Users in our analytics platform will be able to connect their wallets, share their analytics insights / knowledge, sync their youtube channels and twitter feeds and earn subs paid for in our token. The twitch of cr...

    $25 / hr (Avg Bid)
    $25 / hr Avg Bid
    75 bids
    Marketing for NFT Project 5 days left
    VERIFIED

    New NFT project that requires long term marketing. Will be paid monthly. Experience required in NFT projects. No experience, no project...

    $474 (Avg Bid)
    $474 Avg Bid
    57 bids

    Looking for blockchain based developers. Unmarshal API's are perfect solutions to the blockchain related data issues

    $12 / hr (Avg Bid)
    $12 / hr Avg Bid
    2 bids
    Trading expert 4 days left
    VERIFIED

    I am looking for an experienced blockchain and trading expert

    $514 (Avg Bid)
    $514 Avg Bid
    51 bids

    We are looking for an experienced React developer to join our team, who is excited about our mission to bring Defi primitives to Millions of users. They will be responsible for helping the team in building the most secure, seamless, and high-performance protocol that offers our customers an easy-to-use application for lending and borrowing in the Kadena ecosystem. Responsibilities You will work directly with the core team, where your experience will help the team to build an innovative lending and borrowing platform dapp. You will work to implement new features end to end. Collaborate closely with the team around both the designs and the implementation of the designs. Sense checking with the team and prioritizing work from our backlog. Requirements ‚óŹ Proven background working as a React ...

    $33 / hr (Avg Bid)
    $33 / hr Avg Bid
    32 bids

    I have an Ethereum EVM compatible type of Blockchain programmed with Proof of Authority (PoA) algorithm and which works very fine but since yesterday my chain suddenly stopped confirming transactions. I would like a blockchain expert to check it for me and fix the issue. Here is one the transaction I made that never got confirmed till now. Please bid only if you are truly blockchain expert otherwise don't waste my time and do not come to break down my service.

    $22 / hr (Avg Bid)
    $22 / hr Avg Bid
    16 bids

    We're in the planning phase of a new Token which will be connected to hardware in the real world. In our project we have people with experience from Finance, Web development, Hardware development and Design. We are now looking for an expert on developing on the blockchain. Your work will consist of everything from designing the product together with the founding team to deploying a final smart contract. We are looking for someone with experience from real world cases, show us previous smart contracts you've developed and deployed. Looking forward to chat!

    $24526 (Avg Bid)
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    15 bids
    ICO token page setup 3 days left
    VERIFIED

    Hello, I have an ICO page and need help with connecting my token to the page. If you have experience please bid to help me. It takes few minutes of your time. This is urgent.

    $23 / hr (Avg Bid)
    $23 / hr Avg Bid
    43 bids
    Mint Smart Contract (ERC-721) 2 days left
    VERIFIED

    Hey I need to mint out a 777 supply no traits all the same NFT 777 tokens on the ETH blockchain

    $830 - $1170
    Sealed
    $830 - $1170
    90 bids

    AYRA ECOSYSTEM APP: AYRA BEP20 TOKEN: I need a withdrawal method for tokens earned by users. They must be able to withdraw Ayra token both in Metamask and in trust wallet as a minimum.

    $763 (Avg Bid)
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    37 bids

    Hi, I am looking for a Blockchain / solidity developer to Create a Bot to execute Flash loan operations. Looking for a long-term working relationship. Regards

    $724 (Avg Bid)
    $724 Avg Bid
    50 bids

    We have a ERC-20 based token, which needs a pre-launch audit. Scope of work - code accuracy - proof of stake readiness - code fulfills development requirements -correction of errors -confirm launch readiness We assume 2-3days work the max. Please share previous experience

    $2362 (Avg Bid)
    $2362 Avg Bid
    20 bids

    We need a decentralised eSports platform combined with fantasy tournaments,only teams with good experience in blockchain technology may bid, companies near NCR region should bid

    $10877 (Avg Bid)
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    25 bids

    A fully custom token based on Binance Chain, subject to communication content.

    $142 (Avg Bid)
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    38 bids

    I want to create and deploy smart contract to ETH

    $504 (Avg Bid)
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    48 bids

    as mach s it takes and a tip on top . Me and my bother in law invest in crypto along time ago , he has now past away , i can access the wallet and have the key . I have many different tokens in many difference exchanges staked , etc etc need strake approve withdrawal approval etc etc m Rules : we will work on zoom you will connect to my screen i will follow your request click here etcv do no ever asmee to send me a link to download from an unfficalk site ,never ask for provate key to 24 words if thid happens i will report it to i have a small general idead of howit all workjds and gow to connect metamask to ethscan Currently i the conreXK I Hvve tokens my wittdrwala addrfess is diffrent to my despopotrit addreesss thus nyst vbe uodatedd then wirthdrwal soem tokens If you just lear...

    $645 (Avg Bid)
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    22 bids
    ERC-20 token code audit 1 day left
    VERIFIED

    We have a ERC-20 based token, which needs a pre-launch audit. Scope of work - code accuracy - proof of stake readiness - code fulfills development requirements -correction of errors -confirm launch readiness We assume 2-3days work the max. Please share previous experience

    $323 (Avg Bid)
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    30 bids

    I want a blockchain expert who is very good at olympus dao platform. I need some smart contract changes and current frontend integration. Please apply if you are a good fit for this project. Thanks

    $1050 (Avg Bid)
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    22 bids
    Long Term NFT Minting Project 23 hours left
    VERIFIED

    Requires a specialist who is able to develop a token and a smart contract. We need a specialist for not just one project, we launch about 10 projects a month and we need a specialist for each of them, if we can work with you, we would be glad to have a long-term cooperation. Now we are ready to discuss this project and start working. Firstly this role will require paid test and it would be simple smart contract. Please see attachment file and bid with your creative answers. I will hire 2 candidates with right understanding. Please start your bid with "contract expert" Thanks.

    $25 - $50 / hr
    Sealed
    $25 - $50 / hr
    63 bids
    Blockchain Expert Needed 13 hours left
    VERIFIED

    Hi I need a Blockchain expert who is well versed in the mempool and transactions within the mempool. The selected freelancer should have excellent working knowledge of how transactions are mined by miners on the BSC network and how mining algorithms work. Your main task is helping me to understand how transactions are placed in the block and how I maximise my chances of selling success and how that can be applied to a bot that can beat others bots competing against me. This is a simple job for someone that is an expert in this field.

    $301 (Avg Bid)
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    51 bids
    Opensea Collection Bid 1 hour left
    VERIFIED

    Hello I would like someone to assist me in create a node js application to make collection bids in Opensea The function will take , the collection slug , price and duration as inputs and successfully make the offer. The perferred way is through the RPC node direcly rather than through the seaport API. To be successful for this job please reply answer these you questions: 1. Can you successfully make a collection bid? 2. Will you do it through the RPC node or Seaport API? thank you

    $342 (Avg Bid)
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    16 bids

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