Ethereum is a decentralized platform that runs smart contracts- applications that run exactly as programmed without any possibility of downtime, censorship, fraud or third party interference. Ansæt Ethereum Developers

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    Ethereum polygon smart contract 6 dage left
    VERIFICERET

    Currently have a smart contract that needs the ability to bridge from polygon to Ethereum. We plan on launching on the mainnet soon and would like some assistance with bridging the two networks. I will provide more details upon qualification and acceptance

    €253 (Avg Bid)
    €253 Gns Bud
    13 bud

    HI, I am urgently looking for professionals / developers / experts in Blockchain, Crypto, NFT etc. Awesome deal for you. Thanks

    €30235 (Avg Bid)
    €30235 Gns Bud
    12 bud

    Want a simple website that allows users to create an account and link there social accounts. They can chose to mint any of their social images/videos and sell them. They will have their own profile on the site and people can follow them. Users will be able to share their newly minted images/videos on all socials. all users will be contactable by integrated mailchimp account. I will be able to display ads on the site also. The site itself will be simple and responsive. Full details will be given to awarded freelancer.

    €430 (Avg Bid)
    €430 Gns Bud
    42 bud

    I am looking for a Blockchain / solidity developer to create NFT collection.

    €64 / hr (Avg Bid)
    €64 / hr Gns Bud
    54 bud

    I think It will take about 2~3 hours for Expert Have to know about code efficiency, gas optimization, swap, proxy, mapping, I have code sample. I will provide it via private chat Please start bid with "expert".

    €657 (Avg Bid)
    €657 Gns Bud
    6 bud
    Bot for crypto 6 dage left
    VERIFICERET

    Hi I need b0t that will make Frontrun transactions Here is how shoul the bot works

    €500 (Avg Bid)
    €500 Gns Bud
    37 bud

    I want someone to teach me how to buy crypto on a decentralised exchange

    €13 (Avg Bid)
    €13 Gns Bud
    17 bud

    I'm looking for an experienced web3 developer. The goal is to build external swap. You have to call external swap if a liquidity doesn't exist on our factory.

    €167 (Avg Bid)
    €167 Gns Bud
    7 bud
    NFT project 6 dage left
    VERIFICERET

    Hello, We need to create smart contract for token and staking pool for NFT. Project, important, on ETH for staking pool and token will be on eth or polygon or immitable x ( is layer of eth ) we will define this together in chat room on freelancer. Thx you.

    €485 (Avg Bid)
    €485 Gns Bud
    113 bud
    Install OpenDax 5 dage left
    VERIFICERET

    Install OpenDax with about 15 currencies (native, bep20, erc20). Integrate liquidity module.

    €3666 (Avg Bid)
    Fremhævet
    €3666 Gns Bud
    16 bud
    Blockchain / Solidity Developer 5 dage left
    VERIFICERET

    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

    €18 / hr (Avg Bid)
    €18 / hr Gns Bud
    56 bud
    Need to develop smart contract 5 dage left
    VERIFICERET

    Need to develop smart contract Will discuss more details in private chat.

    €242 (Avg Bid)
    €242 Gns Bud
    51 bud
    crypto arbitrage robot 4 dage left
    VERIFICERET

    crypto arbitrage robot we want to create a high performance crypto arbitrage robot for crypto ISO 20022

    €2429 (Avg Bid)
    €2429 Gns Bud
    43 bud

    I need a NFT expert and a NFT developer

    €2369 (Avg Bid)
    €2369 Gns Bud
    34 bud

    Hello, This is about creating a launchpad solution. Key features are attached. Regards.

    €1919 (Avg Bid)
    €1919 Gns Bud
    32 bud

    Hi Freelancers We are building a DEX platform similar to Pancakeswap or Uniswap and looking for a long term relationship. We are gonna fork Pancakeswap and you will prove your skills during a small test. The test is just to fork this project and run it locally by removing vercel dependency. Please apply for this job after checking the project carefully Place just "Pancakeswap api fork".

    €30 / hr (Avg Bid)
    €30 / hr Gns Bud
    26 bud

    Stacking with No lock 1 month lock 3 months lock 6 months lock 12 months lock Irreversible lock. Staking and Rewards: This contract will have some token (sent manually by protocol owner) as reward pool. Those reward pool token will be distributed to users who Stakes or locks their token a. Stacking with no lock: Reward factor is [1x] b. 1 month [2x] >> User will get a receipts that can be converted back after the lock period have passed. c. 3 months [3x] >> User will get a receipts d. 6 months, [4x] >> User will get a receipts e. 12 Month, [5x] >>User will get a receipts f. Irreversible Lock (10x) >> Action a NFT and send this NFT bak to user's wallet. In exchange to this NFT generating process, 30% of user token w...

    €630 (Avg Bid)
    €630 Gns Bud
    64 bud
    Web3 Game development 4 dage left
    VERIFICERET

    After accepting the offer, I am looking for an NFT game with the character provided. The Game is straightforward: 1) This will be a web3 game. 3rd a person game. 2) the players should be able to sign in using their wallet and enter the game world. 3) the game world, in the beginning, should only be green grass. 4) The player should have an energy bar that will reduce to 0 in 1 hour. 5) The player can add farmland patches and grow crops(just strawberry plants for now) and produce strawberries which they can store in inventory. 6) The player can sell the strawberries in the inventory to Open Market. Anyone can view the open market. 6.5) open market payment will be made via ETH/Polygon 7) The strawberry(or other fruits in the future) purchased from the open market can add value to the energy ...

    €639 (Avg Bid)
    €639 Gns Bud
    43 bud
    Simple smartcontract code 4 dage left
    VERIFICERET

    Hello. I need simple smartcontract code need using solidity. My budget is not so big. Please bid only if you can agree this budget.

    €153 (Avg Bid)
    €153 Gns Bud
    22 bud
    Need Crypto ( BNB or LUNA ) 3 dage left
    VERIFICERET

    i am looking for crypto holders ... i need BNB or LUNA .. thank you

    €170 (Avg Bid)
    €170 Gns Bud
    14 bud

    I want to spend 4-5 days in June with a developer based out Delhi NCR to learn how to code a smart contract in ethereum Solidity knowledge and already developed contract experience required

    €366 (Avg Bid)
    €366 Gns Bud
    10 bud

    I need a metaverse developer and a consultant, you is familiar with tools used for metaverse development and has ideas on how it works and everything. You must understand basics of blockchain, crypto, sandbox, decentraland and NFTs. I need you to be a part of our team and work along with us in this project, you have to help us in metaverse developer and give us the required consultation around my questions related to metaverse development.

    €937 (Avg Bid)
    €937 Gns Bud
    18 bud

    develop a real estate system with tokenization in decentralized storage based on blockchain with smart Contracts and high privacy and light scalability + PhD thesis

    €1235 (Avg Bid)
    €1235 Gns Bud
    41 bud

    Looking for Nft Developer. You will need to work on following points to make our development advanced and unique. Currently I have just GIF(animation available) . - Upload art to IPFS - NFT Minting dApp (minting site with verification, wallet integration and contract integration) - Gas Optimized NFT Upgradable Smart Contract Development Deployment ERC721A . - Contract should have whitelisting, presale, and a giveaway - NFT listed on NFT Marketplaces - Opensea, IMX etc.

    €47 - €94
    Forseglet
    €47 - €94
    23 bud

    Build smart contract in ETH Solidity

    €1057 (Avg Bid)
    Lokal
    €1057 Gns Bud
    62 bud

    Create ERC 1155 smart contract for 2k NFT's Connect Json/Metadata to ERC 1155 smart contract Bulk Upload 2k NFT's to OpenSea

    €478 (Avg Bid)
    €478 Gns Bud
    84 bud
    NFT mint smart contract 1 dag left
    VERIFICERET

    Hello, Thanks a lot for applying. As a first round, you are tasked to complete a short technical find below the steps to follow: 1) Create an ERC721 contract, which can allow users to mint 1 NFT at a given time, provided they pay a minimum price of 0.01 in ETH. 2) Create a second ERC721 contract, which can allow users to mint an NFT, provided then transfer the NFT from the first contract above to the second contract (which escrows the token). 3) At a later stage, the user can swap back the second NFT back for the first that price is zero for the swap functionality. 4) Finally, deploy all contracts following best practices of Solidity, keeping upgradability and reusability in mind. Please send a public GitHub link, and a deployed contract link on any Testnet of your choice. Good Luc...

    €43 (Avg Bid)
    €43 Gns Bud
    23 bud

    I need help converting my ERC20 token that worths 300usd to ETH, but I can't find liquidity in any DEX, so what can I do? I pay for this job the half, 150usd, and I need to understand the process. I find a way, because a customer of mine wants to change all their ERC20 token to FIAT currency. Thanks.

    €236 (Avg Bid)
    €236 Gns Bud
    26 bud

    Hello developers I need a program that create liquitidy for ERC20 tokens without liquidity in several DEX like uniswap or pankakswap or others. More details will be given privately Thanks.

    €294 (Avg Bid)
    €294 Gns Bud
    35 bud
    NFT Blockchain COIN project 1 dag left
    VERIFICERET

    Project Requirements 1. Client has an Apartment buildings and wants to give 1 NFT for 1 house in an apartment to a customer. 2. Launch Coin("KuKu NFT HOMES COIN") pegged to Stable coin(USDT) and using this coin customer will buy the NFT(Apartment house). 3. Create a marketplace where people will BUY/SELL NFTs using "KuKu NFT HOMES COIN"

    €4690 - €9380
    Forseglet NDA
    €4690 - €9380
    9 bud

    Hi Freelancers We are building a DEX platform similar to Pancakeswap or Uniswap and looking for a long term relationship. We are gonna fork Pancakeswap and you will prove your skills during a small test. The test is just to fork this project and run it locally by removing vercel dependency. Please apply for this job after checking the project carefully Place just "Pancakeswap api fork".

    €775 / hr (Avg Bid)
    €775 / hr Gns Bud
    33 bud

    List of tasks: 1. Add Excoincial Blockchain to 2. Do some aesthetic frontend and backend work on such as logo change, colour change, content change. Here is a reference site: and you will do exactly what ZYX Scan has on such as display of graph using API, adding validators, multisender, connecting our bridge to explorer, connecting swap, adding testnet, etc. For the above task I think you have seen ? So should be updated to function like that. - Add logo - Add favicon - Make a few colour changes - Add meta data to the injector so we can manage it easily. - Make EXL price automated - Add price/market chart - Add smart contract verification - Add testnet - Add our social media links. - Optimise speed of the explorer. So basically upgrade to the level of 3. Pro...

    €1390 (Avg Bid)
    €1390 Gns Bud
    37 bud

    Create the whole world to generate a new Blockchain-based cryptocurrency. Proof-of-stake model, also create the pool and nodes model. Initial product will be based on binance.

    €1668 (Avg Bid)
    €1668 Gns Bud
    67 bud
    Create a deposit smart contract 17 timer left
    VERIFICERET

    We are looking for someone to be able to do this Task here below: Task -> As ethereum is moving to proof of stake consensus mechanism. we would like you to create a deposit smart contract, where people can deposit X amount (configurable) of Ether. Along with that find a optimal way to create json object necessary for making a deposit into smart contract. json object should contain following fields. (it should follow the eth2.0 spec standard) [ { "pubkey": "", "withdrawal_credentials": "", "amount": 32000000000, "signature": "", "deposit_message_root": "", "deposit_data_root": "", "fork_version": "70000069", "network_name": "kiln", "...

    €180 (Avg Bid)
    €180 Gns Bud
    25 bud

    Ib to get more details about the project.

    €540 (Avg Bid)
    €540 Gns Bud
    11 bud

    Top Ethereum Community-artikler