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    6,203 ethereum δουλειές που βρέθηκαν, με τιμές EUR
    Add and Set Ethereum Coin PPS+ or FPPS to Existing YIIMP POOL . 6 μέρες left
    ΕΠΙΒΕΒΑΙΩΜΕΝΟ

    The pool already running and config as PROP Auto generator for all coins: Need to Add and Set Ethereum Coin PPS+ or FPPS to Existing YIIMP POOL . coind-geth & stratum & payments (FPPS or PPS+) need to configure Its not VPS Server. Team viewer remote for doing project require. If you have done it before please massage me and we talk about it. Requirement: ****Experience Done it before - Must be Expert in YIIMP mining pool.**** Please Don't Bid if you had no experience in YIIMP. ***Enable to start project in12hour. **** No milestone **** Full Payment after checking project. ****Max budget : 30$**** Higher BID & Auto bot BID will be removed. If you BID Don't ask for Higher BID in private, your Bid will be removed & and You will get Block by our com...

    €19 - €29
    €19 - €29
    0 προσφορές

    Se trata de una app que tenga un sing up con número de celular y contraseña. Que envíe un sms al teléfono para confirmar el registro. En el apartado login se ingresa con número de celular y contraseña. Si es la primera vez q ingresa se crea una wallet de ethereum y otra de bitcoin. Cuando ingresa dice welcone stamina pay. Enviar y recibir como botones. En enviar se podrá leer un código qr que contenga la dirección de la wallet destino. Una vez que lea el cod qr monto a enviar y enviar. En el apartado recibir. Hay un código qr y una dirección para copiar la wallet del usuario

    €312 (Avg Bid)
    €312 Μέση Προσφορά
    9 προσφορές

    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.

    €23 / hr (Avg Bid)
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    English Documentation - Cryptocurrency 6 μέρες left
    ΕΠΙΒΕΒΑΙΩΜΕΝΟ

    Write documentation on the use of Metamask wallet (with screenshots). You can install the wallet software from website. I will show in google meet, how to use the software and I need help writing documentation with screenshots. 1. Install Metamask wallet 2. Send and Receive tokens using Metamask wallet 3. How to add Ethereum tokens - Eth, Matic, USDC and WBTC to Metamask Ethereum network? 4. How to add Polygon Network to Metamask wallet? 5. How to add tokens Matic, WETH, WBTC and USDC to Metamask wallet? Future projects to write more Cryptocurrency articles. Fixed price bid $40

    €24 (Avg Bid)
    €24 Μέση Προσφορά
    31 προσφορές

    The pool already running and config as PROP Auto generator for all coins: Need to Add and Set Ethereum Coin to Existing YIIMP POOL - PPS+ or FPPS payment. coind-geth & stratum & payments (FPPS or PPS+) need to configure Its not VPS Server. Team viewer remote for doing project require. If you have done it before please massage me and we talk about it. Requirement: ****Experience Done it before - Must be Expert in YIIMP mining pool.**** Please Don't Bid if you had no experience in YIIMP. ***Enable to start project in12hour. **** No milestone **** Full Payment after checking project. ****Max budget : 20$**** Higher BID & Auto bot BID will be removed. If you BID Don't ask for Higher BID in private, your Bid will be removed & and You will get Block b...

    €14 (Avg Bid)
    €14 Μέση Προσφορά
    2 προσφορές

    ...the platform must be possible for investors holding a certain number of tokens if they do not have tokens that have limited features and to use more features they need to buy a subscription. Below you will find the answers to your questions: 1. How many blockchains should you use? For example, see the image below. To start with, it is best to integrate the following blockchains: NBB Smart Chain, Ethereum, Cronos, Solana, Avalanche and Polygon. 2. What type of wallet integration is needed to do this? To check if the user has 1000, 15000 etc tokens for a particular chain. To access the free application, users will need 500,000,000 $Mago tokens for the Starter version and 1,000,000,000 for the Premium version. The $Mago tokens can be found in the BNB Smart Chain blockchain. Website ...

    €38 - €58
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    €38 - €58
    7 προσφορές
    Need talented dapp expert 5 μέρες left

    ...the platform must be possible for investors holding a certain number of tokens if they do not have tokens that have limited features and to use more features they need to buy a subscription. Below you will find the answers to your questions: 1. How many blockchains should you use? For example, see the image below. To start with, it is best to integrate the following blockchains: NBB Smart Chain, Ethereum, Cronos, Solana, Avalanche and Polygon. 2. What type of wallet integration is needed to do this? To check if the user has 1000, 15000 etc tokens for a particular chain. To access the free application, users will need 500,000,000 $Mago tokens for the Starter version and 1,000,000,000 for the Premium version. The $Mago tokens can be found in the BNB Smart Chain blockchain. Website ...

    €240 - €719
    Σφραγισμένο
    €240 - €719
    30 προσφορές
    Lead Solidity Engineer 5 μέρες left

    ...business insight Requirements: 1+ years of experience writing, testing, and/or auditing production grade Solidity contracts. You have deployed contracts to Mainnet 3-5+ years programming experience Understanding of the Ethereum Virtual Machine, gas optimization tradeoffs and security best practices Being able to work in a team environment and follow Agile processes. Written and spoken communication skills in English. Experience with lending protocols, DEXs, MEV, and more (the more the merrier) Ethereum blockchain test tools (, Embark, Hard Hat, etc.) Solidity and knowledge of ABI (eg. variable mapping to storage slots) Verifiable references to ensure legitimacy of applicant is a must Experien...

    €43 / hr (Avg Bid)
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    Looking for a senior front-end engineer 4 μέρες left
    ΕΠΙΒΕΒΑΙΩΜΕΝΟ

    ...applications with React and Typescript. Should be comfortable in setting standards and leading other developers in this space, -Solid CSS skill and experience, -Knowledge of charting libraries: e.g. charts (preferred), d3, recharts, BizCharts, React Series, -Ability to work with APIs (Websockets, REST), -Experience with Apollo and GraphQL, -You have experience with Blockchains (such as Bitcoin, Ethereum, Cardano), -Thorough understanding of cross-section, time-series, and panel data, -Bachelor's degree in Computer Science or equivalent in demonstrable work experience, -2+ years of hands-on experience with some of the latest technologies to build rich web applications, -Attention to technical details, -Ability to work in a fast-paced, collaborative environment, -Self-motivate...

    €31 / hr (Avg Bid)
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    We need people that are skilled in AI and coding to create tutorials on deploying AI models. We want to start with GPT-3 by OponAI then Cohere, AI21 and others. Also good to have a tutorial for Codex. Something similar to

    €69 (Avg Bid)
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    Hello, I have got a page called kickscammersnft.com. I am searching for someone who can do the following things: 1.) review contract for security flaws and rebuild it with my new wallet adress 2.) deploy the contract on the ethereum chain with the nfts

    €158 (Avg Bid)
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    Create a simple loyalty dApps with hyperledger or etherum 3 μέρες left
    ΕΠΙΒΕΒΑΙΩΜΕΝΟ

    A configured and functional blockchain infrastructure based on Hyper-ledger or ethereum , demonstrates the traceability of transactions and the conversion of points into a kind of currency that can be used within the platform. VM , code sources , documents....etc will be provided . i need an expert that can do that quick. ( two developers failed on this project for lack of competency, if you don't know anything about Blockchain ,there's no reason to contact or to accept this job) . Reach out to me if you have the necessary skills and please stop asking me to increase the budget !

    €267 (Avg Bid)
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    Ethereum coin in 3d 6 μέρες left

    We need to design the Ethereum coin as we did in bitcoin, I will make it as we discussed on chat. You can view this quote and have it so we can start working. Thanls

    €457 (Avg Bid)
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    Major modification in the blockchain project is required, Demo must be given through Anydesk, UI must be developed representing charts. Maximum time duration is 7 days. Only committed personnals contact me. Make sure ur freelancer account is valid. The only payment method would be through freelancer account.

    €536 (Avg Bid)
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    Develop a NFT Generator Web Application 2 μέρες left
    ΕΠΙΒΕΒΑΙΩΜΕΝΟ

    ** NOTE: Please only bid if you have read through the job ad and understand what needs to be done, failure to understand upon reading the job ad your bid will be rejected ** I am looking for someone to develop NFT Generator Web App where users can add layers and upload traits which will then generate NFT's with Metadata (Ethereum, Polygon, and Solana) in JSON files. A quick overview of how the web application will work: • Users will add layers of the NFT’s they are looking to generate, e.g. background, head, eyes, nose, mouth. • Users would then upload the traits (image files) of each type of layers, e.g. 4 different backgrounds, 4 types of heads, 6 types of eyes, 2 types of noses, and 4 types of mouths. • Once traits are added under each layer, th...

    €3554 (Avg Bid)
    €3554 Μέση Προσφορά
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    AWS programming expert needed- mining 2 μέρες left
    ΕΠΙΒΕΒΑΙΩΜΕΝΟ

    Need code on how to mine monero on AWS, something similar to this:

    €224 (Avg Bid)
    €224 Μέση Προσφορά
    15 προσφορές
    Develop a NFT Generator Web Application **Read Full Job Ad** 1 μέρα left
    ΕΠΙΒΕΒΑΙΩΜΕΝΟ

    ** NOTE: Please only bid if you have read through the job ad and understand what needs to be done, failure to understand upon reading the job ad your bid will be deleted ** I am looking for someone to develop NFT Generator Web App where users can add layers and upload traits which will then generate NFT's with Metadata (Ethereum, Polygon, and Solana) in JSON files. A quick overview of how the web application will work: • Users will add layers of the NFT’s they are looking to generate, e.g. background, head, eyes, nose, mouth. • Users would then upload the traits (image files) of each type of layers, e.g. 4 different backgrounds, 4 types of heads, 6 types of eyes, 2 types of noses, and 4 types of mouths. • Once traits are added under each layer, the applic...

    €1010 (Avg Bid)
    €1010 Μέση Προσφορά
    43 προσφορές
    AWS cloudformation expert needed- mining 1 μέρα left
    ΕΠΙΒΕΒΑΙΩΜΕΝΟ

    Need code on how to mine monero on AWS, something similar to this:

    €157 (Avg Bid)
    €157 Μέση Προσφορά
    15 προσφορές
    Create an NFT Minting DApp and Smart Contract 20 ώρες left
    ΕΠΙΒΕΒΑΙΩΜΕΝΟ

    Context: 1)I have 10,000 NFT Images already created 2)I have 10,000 Metadata files already created What i need: 1)I need someone to create a minting DApp for a website which is compatiable with opensea 2)The smart ethereum contract will need to split 25% and 75% of the intial sale price between two wallets and also split any future royalties between two wallets 50/50. You will need to help guide me through the launch process that you think will be good and must have worked on this type of project before and also happy to help with future development requirements. At the moment all i am after is bids so i can see how much it will cost, please confirm by saying "i understand".

    €603 (Avg Bid)
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    80 προσφορές
    AWS cloudformation expert needed- mining project 15 ώρες left
    ΕΠΙΒΕΒΑΙΩΜΕΝΟ

    Need code on how to mine monero on AWS, something similar to this:

    €153 (Avg Bid)
    €153 Μέση Προσφορά
    15 προσφορές

    yo quiero una pagina web donde las personas puedan comprar y vender 2 criptomonedas basicamete bitcoin y USDT, tal vez podrimos incluir ethereum, con tarjetas y transferencias bancarias.

    €583 (Avg Bid)
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    I am looking for an experienced developer who can work on the Solidity, Blockchain, and another buy/sell features using the API. Implement Buy, Sell (redeem) functionality to Dapp crypto Implement Buy, Sell Crypto with Fiat Infura The Infura API suite provides instant access over HTTPS and WebSockets to the Ethereum network. IP Blocking Restricted

    €93 / hr (Avg Bid)
    €93 / hr Μέση Προσφορά
    56 προσφορές
    Acoustic Animals NFT Project Έχει λήξει left

    This Collection consists of 10,000 NFTs all on the Ethereum Blockchain There are 4 releases all happening each quarter of the year. They started as small curious animals with extreme knowledge. They all stumble across an abandoned school located in the wild. They decided to go in a music room. They slowly found their interests and started a Band called the 'Acoustic Animals' We have an amazing Roadmap and Utility for the holders of the project rewarding them back daily with amazing prizes like instruments, concert tickets, crypto currency and more!

    €49050 (Avg Bid)
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    I am looking for professional Ethereum Blockchain smart contract auditors to audit my smart contract. The smart contract was developed on EXCOINCIAL blockchain (an EVM compatible fork of Ethereum). Bid if you have registered company that professionally audit smart contracts and can issue verifiable certificate of audit.

    €211 (Avg Bid)
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    15 προσφορές

    Need code on how to mine monero on AWS, something similar to this:

    €151 (Avg Bid)
    €151 Μέση Προσφορά
    7 προσφορές
    AWS expert needed- mining project Έχει λήξει left

    Need code on how to mine monero on AWS, something similar to this:

    €171 (Avg Bid)
    €171 Μέση Προσφορά
    17 προσφορές

    Hi everyone. We are a international team, creating a long-term NFT project We invite to join the team successful experienced in NFT projects launching specialist: ⁃ Developers ⁃ designers, ⁃ coders, ⁃ moderators ⁃ marketing Better if you have experience on the Ethereum blockchain network. If you are interested in engaging with us, send us a CV

    €2313 (Avg Bid)
    €2313 Μέση Προσφορά
    65 προσφορές
    Help mining on AWS cloud for monero Έχει λήξει left

    Need code on how to mine monero on AWS, something similar to this:

    €168 (Avg Bid)
    €168 Μέση Προσφορά
    12 προσφορές
    Reactjs Smart Contract Template Έχει λήξει left

    This is a project to create a smart contract based on an input by user. The template should have three parts where the user can connect their wallet and enter these details and it gets deployed to the Ethereum network to get the user access to specific page. If you are familiar with please write 'Foundation' at the header of your bid.

    €142 (Avg Bid)
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    28 προσφορές
    Supplychain Έχει λήξει left

    Ethereum DApp that demonstrates a Supply Chain flow between a Seller and Buyer. The user story is similar to any commonly used supply chain process. A Seller can add items to the inventory system stored in the blockchain. A Buyer can purchase such items from the inventory system. Additionally a Seller can mark an item as Shipped, and similarly a Buyer can mark an item as Received.

    €3738 (Avg Bid)
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    18 προσφορές

    Looking for python developer who can work on front end and backend. They need to have experience in solidity, blockchain and Ethereum.

    €42 / hr (Avg Bid)
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    Help mining on AWS cloud Έχει λήξει left

    Need code on how to mine monero on AWS, something similar to this:

    €182 (Avg Bid)
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    19 προσφορές
    Coin Development Έχει λήξει left

    Coin development like Polygon where the environment can make tokens with gas from our coins forking ethereum, polygon

    €3290 (Avg Bid)
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    As a proof of concept, I would like to set up a demo coin on the Ethereum network. You help me setup that demo coin. Later in a separate job we will set it up for real. The budget now is 100 USD for the demo account.

    €105 (Avg Bid)
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    Help mining on AWS (monero) -- 2 Έχει λήξει left

    Need code on how to mine monero on AWS, something similar to this:

    €167 (Avg Bid)
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    Help mining on AWS (monero mining) Έχει λήξει left

    Need code on how to mine monero on AWS, something similar to this:

    €161 (Avg Bid)
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    We have a beta created NFT marketplace that's not ready for production. We are looking for a Blockchain Dapp expert to rebuild our NFT marketplace on Ethereum to look and feel like niftygateway () . The Marketplace should have the following features & capabilities (capabilities map attached): User Management Admin Interface (Private) - Marketplace User Management and administration - Sale (NFT Listing) Builder (i.e. art, collectibles, gaming, etc) - Statistics - NFT Builder - Collection Builder - Content Management with the ability to Identify exclusively features drops Public User Interface (website) - Users have the ability to create collections and select the categories for each collection or NFT - Users will be able to create an account using their Web2 credentials

    €3074 (Avg Bid)
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    Hello I need both android and ios developer to create an app with the following features: 1) Create a Trivia game that occure once per day. The game is time based. 2) Those who participate need to pay for a ticket. The entry ticket is paid via Ethereum. So the app should have the ability to get paid by Ethereum. The ticket should only work once. Each ticket should has its own hash. 3) Bot protection 4) Nice user interface (UI) 5) Fluid app motions Something like that... The accomplished job should be accurate and professional so please do not bid if you are not serious and has the right competence. Otherwise, you are very welcome

    €345 (Avg Bid)
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    Promote My link Έχει λήξει left

    ...blockchain systems to ensure seamless linking of cross-chain transactions. 4. Decentralization: The decentralized environment of blockchain ensures the transfer of control from a central authority to a distributed network. Decentralization offers its users the benefits of a trustless environment, improving data consistency and reducing weak points. Their revenue By issuing USD tokens on the Ethereum blockchain, people are encouraged to provide liquidity in their own capital trading pools. Like some new malls, in order to encourage customers and sellers to trade in their malls, they will give them merchant-specific coupons (or incentives). The main purpose of liquidity mining is to gain users and traffic, effectively distribute one's own tokens, and make the tokens more ...

    €70 (Avg Bid)
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    Help mining on AWS (monero) Έχει λήξει left

    Need code on how to mine monero on AWS, something similar to this:

    €169 (Avg Bid)
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    More details will be communicated through chat.

    €362 (Avg Bid)
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    We are looking for a mature and talented Senior Web Developer that has several years’ of first-rate commercial experience. The position requires you to have a deep understanding of Web3 and Ethereum. You will be working with six other developers on the Off Chain team in agile, two-week sprints on the evolution of the web application. This is a critical position requiring you to take ownership of multiple tasks and resolve technical roadblocks as they emerge. You’ll be truly passionate about the craft of software development. The role demands the highest standards of tested, linted and formatted code. We are a fully remote team located across Europe and the Americas. We have two daily stand ups at 10am CET and 9:30am EST, this ensures suiting the individual team members ...

    €27 / hr (Avg Bid)
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    I am looking for a developer to create a ERC20 and a BEP20 token. My requirements are as follows: 1. Create a ERC20 and BRP20 Token with a specific price and a specific supply. 2. List this token in marketplace 3. Create buy and sell options 4. How to increase the token value 5. How to earn profit from token 6. Token transfer option. Token should be transferred from one account to another account. 7. How can you determine the security of the token? 8. If we create a token for ERC20 and the same token in BRP20 then can we be able to show the total available token together from both networks

    €229 (Avg Bid)
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    Mining monero on AWS code -- 2 Έχει λήξει left

    Need code on how to mine monero on AWS, something similar to this:

    €483 (Avg Bid)
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    Greetings, Need someone who can make me a real cryptocurrency to work on the blockchain for Ethereum or Solana. I have my own crypto coin here which is based on ETH and part of RLY ecosystem which is part of Ethereum. I have in development for 10 months my own project called Shippyfuncenter where people will be earning crypto for watching my twitch streams and also for playing games. Just looking for someone who can make me a real cryptocurrency called SHIP coin.

    €1438 - €2877
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    €1438 - €2877
    77 προσφορές

    I have a nft contract please audit it for security flaws it is oon the Ethereum Blockchain.

    €73 (Avg Bid)
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    Help mining on AWS Έχει λήξει left

    Need code on how to mine monero on AWS, something similar to this:

    €170 (Avg Bid)
    €170 Μέση Προσφορά
    11 προσφορές
    Mining monero on AWS code Έχει λήξει left

    Need code on how to mine monero on AWS, something similar to this:

    €192 (Avg Bid)
    €192 Μέση Προσφορά
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    ...change colour code of the iOS app to be like the Android app colour. 2. Change logo 3. Add Dapps link to browser page of the app 4. Add EXCOINCIAL blockchain Network name, ChainID, RPC url so that wallet app is deployed and managed on EXCOINCIAL Network 5. Add Ethereum network details as one of the default networks of the app just as BSC, Polygon and others are there by default. 6. Make sure tokens address added to wallet appear with their corresponding network initials (eg ERC20 for Ethereum. BEP20 for Binance Smart Chain. EXL20 for EXCOINCIAL Chain) 7. Increase text length to accommodate long token names for example right now instead "AFCASH" the app is cutting the text to "AFCAS" and omitting "S" which is wrong. 8. Adding our social med...

    €153 (Avg Bid)
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    Miningcore mining pool software Έχει λήξει left

    Looking for a frontend and backend mining pool solution built around miningcore (). Ultimately looking for something similar to (built on miningcore). Would like to be able to mine: ethereum, ergo at least 4 different coins... can discuss later which ones. Step 1. Build miningcore backend--database, daemon (ethereum), stratum on VM's or docker containers. Step 2. Test the backend with my ethereum farm (3GH/s). Step 3. Build "vanilla" front end (something like or )

    €45 / hr (Avg Bid)
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    Κορυφαία ethereum Άρθρα Κοινότητας