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    3,242 ethereum jobs found, pricing in USD
    Ethereum Payment Gateway 5 days left
    VERIFIED

    I want to send and receive ethereum in my online application. Develop a simple api for that.

    $116 (Avg Bid)
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    16 bids

    Hello, We would like Swap Ethereum ERC20 Tokens with Cross chain Ethereum based Blockchain alt MainNet.

    $163 (Avg Bid)
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    4 bids

    Hi, I would like to develop a website similar in design & functionality to [login to view URL] having the following games: roulette, dice, crash, coinflip, mines and jackpot. -A sign-up/sign-in feature where one can deposit cryptocurrency Bitcoin, Ethereum or Monero. -Referral system earning 15% of house edge. -Chat window that can be toggled in the sidebar. -Sound can be toggled on and ...

    $350 (Avg Bid)
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    1 bids

    Hi, We would like to develop a website similar in design and functionality to [login to view URL] having the following games: roulette, dice, crash, and mines. Having: -A sign-up/sign-in feature where one can deposit cryptocurrency Bitcoin, Ethereum or Monero. -Referral system earning 15% of house edge. -Chat window that can be toggled in the sidebar. -Sound can be toggled on and off or reduc...

    $1087 (Avg Bid)
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    21 bids
    Blockchain and Ethereum 2 days left
    VERIFIED

    My name is Luo and my clients find the best match for their project. We are looking for a freelancer for the job. Based on your background and skillset, I thought you might be a good match for what we are looking for. I encourage you to learn more about the role! Please take a thorough look at the job post and follow the instructions in order to be considered further. The client has requested you...

    $824 (Avg Bid)
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    24 bids

    The deliverable is a completely decentralized application with front end functional on mobile and desktop through Metamask browser that enables users to complete simple locking functions with ETH and their ERC-20 tokens, and determine how long they want to keep them locked for. Smart contract should take a small fee for the service and send to a different wallet. The administration needs to have...

    $563 (Avg Bid)
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    15 bids

    I want to have an erc Dex built [login to view URL] Following those guidelines with a new UI ux added to it as well as some other erc tokens added

    $921 (Avg Bid)
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    16 bids

    Need to deploy a public Open source Ethereum DApp on a private node.

    $246 (Avg Bid)
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    9 bids

    I need a crypto wallet app for android and ios. - Wallet should support at least ethereum/erc20 token, bitcoin, bitcoin cash, litecoin, ripple. - QR reader for adding wallet address - User should be able to add custom erc token - Our tokens (5 tokens) sould be listed by default. - the erc20 token TAKAYASUDA should show the total amount in USD (1coin=1USD) - source code - publication on stores (go...

    $2633 (Avg Bid)
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    49 bids

    Hi friend Create an ERC20 Token in the Mist Ethereum Wallet program and everything works perfect. Now what I want is to publish it in "EtherScam” but at the time of Verify & Publish Contract Source Code I get this error "Error! Unable to generate Contract ByteCode and ABI (Compiler Exception) ” I know you have to correct it in [login to view URL] to be able to publish ...

    $10 / hr (Avg Bid)
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    1 bids

    Hi friend collonmade I created an ERC20 Token in the Mist Ethereum Wallet program, I used a contract that I found and then in the normal Mist program I was allowed to create the contract, and it already appears in "EtherScam" but now I want to publish the Verify & Publish Contract Source Code "EtherScam"and I get this error" Error! Unable to generate Contract ByteCode...

    $8 / hr (Avg Bid)
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    1 bids

    Hi friend Giray T. I created an ERC20 Token in the Mist Ethereum Wallet program, I used a contract that I found and then in the normal Mist program I was allowed to create the contract, and it already appears in "EtherScam" but now I want to publish the Verify & Publish Contract Source Code "EtherScam"and I get this error" Error! Unable to generate Contract ByteCode a...

    $15 / hr (Avg Bid)
    $15 / hr Avg Bid
    1 bids

    Hi friend Rajeev R. I created an ERC20 Token in the Mist Ethereum Wallet program, I used a contract that I found and then in the normal Mist program I was allowed to create the contract, and it already appears in "EtherScam" but now I want to publish the Verify & Publish Contract Source Code "EtherScam"and I get this error" Error! Unable to generate Contract ByteCode ...

    $10 / hr (Avg Bid)
    $10 / hr Avg Bid
    1 bids

    I look for someone to write a simple Ethereum Smart Contract. I already started writing the contract in Ethereum Remix and will provide my prepared code + what is to finish / rewrite. The contract has to have a function to create objects with a like and dislike count and functions to add likes and dislikes to that object as well as sending a fee for every like and dislike to the created object own...

    $240 (Avg Bid)
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    11 bids

    I would like to develop a Decentralised Exchange. Sample Site : [login to view URL] Please take a look before bidding. If you do not know how to develop Ethereum Dapps. Please do not bid. Need 4 pages as sample site. I should be able to add my own ERC20 Tokens for Buy and Sell. Only Freelancers can bid.

    $687 (Avg Bid)
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    25 bids

    Read the project brief attached. We want to launch a html5 createJS multiplayer arcade game website integrated with Ethereum for deposit and withdraw payments. If you copy paste your bid I will IGNORE it. You need to read through the brief. The HTML5 games are alreayd built but they will need to be updated. I just uploaded the PDF brief to the FILES on the project.

    $3254 (Avg Bid)
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    57 bids
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    2 bids

    Build a smart contract that utilizes real-world data from an API listed at Honeycomb ([login to view URL]). Use-case and application is up to you. Winning selection will be selected based on the following metrics: Real-World Applicability Does the submission demonstrate real-world applicability by including a practical business model, a strong user-value adding feature, or possibly a viral eng...

    $3000 (Avg Bid)
    $3000
    3 entries

    I would like to create a cryptocurrency on the ethereum platform. How much? Kindly let me have sample of your pass project

    $14405 (Avg Bid)
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    31 bids

    I need a developer that wrote smart contract on ETHEREUM network. Token will be ERC20 token but I need functions like vesting, burning etc.

    $1178 (Avg Bid)
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    30 bids

    Hi , I want to complete gambling website. The site was developed including admin panel but I need live casino game such as bacarat , blackjack and roulette. I am using eos and ethereum as wallet for game transaction. Please bid if you have a experience of developing online casino game. If you don't have a experience of it or don't know about this well , don't bid and don't was...

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    29 bids

    Install Peatio Exchange Should have Bitcoin , Ethereum & ERC-20 Tokens integrate bitgo I need someone for long term.

    $790 (Avg Bid)
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    4 bids

    Write website content for a blockchain service website. The services will be for a tech company that will be offer blockchain services to its clients. Some of the blockchain services offered will be: - Hyperledger Development - Ethereum Development - Smart Contract Development - Distributed Ledger Algorithm Development and Deployment - Digitization of Assets - ICO/STO Development - KYC/AML applic...

    $450 (Avg Bid)
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    47 bids

    Needs to hire 5 Freelancers My2Tec, Inc., Toronto, Ontario We are a privacy software development company located in downtown Toronto. We are growing team developing an end-to-end mobile to cloud encryption software for privacy protection. We are building the first privacy solution that gives consumers ownership and control of their data. If you’re interested to be part of the exciting revolu...

    $184 (Avg Bid)
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    19 bids

    We are looking for an experienced Node.js Developer responsible for managing the interchange of data between the server and the users. Your primary focus will be the development of all server-side logic, definition and maintenance of the central database, and ensuring high performance and responsiveness to requests from the front-end. You will also be responsible for integrating the front-end elem...

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    50 bids

    Necessary skill : Node js , REACT, ETHEREUM, some of php (It's good to have experience dealing with bustabits or ethercrash.) - Ethereum Depositor and withdrawal (Ethereum Based, Using API and ethereum) - Main Play page modifying (Using React and NODE JS) - Mobile UI Optimization (Using React and NODE JS) - Referral System making (Using React and NODE JS and php) - Fixing errors !! A perso...

    $587 (Avg Bid)
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    15 bids

    Hello - Ethereum Depositor and withdrawal (Ethereum Based, Using API and ethereum) - Main Play page modifying (Using React and NODE JS) - Mobile UI Optimization (Using React and NODE JS) - Referral System making (Using React and NODE JS and php) - Fixing errors

    $168 (Avg Bid)
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    1 bids

    Hello - Ethereum Depositor and withdrawal (Ethereum Based, Using API and ethereum) - Main Play page modifying (Using React and NODE JS) - Mobile UI Optimization (Using React and NODE JS) - Referral System making (Using React and NODE JS and php) - Fixing errors

    $168 (Avg Bid)
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    1 bids

    Looking for a reliable full stack developer that knows how to code payment systems and ethereum smart contracts

    $14 / hr (Avg Bid)
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    26 bids

    android project: [login to view URL] complete android source code: [login to view URL] how the app works: [login to view URL] pls, reply with the answer in your proposal of this question: can u convert into ios project by seeing android source code ? so that i can make sure u already read the job post. I will pay as milestone basis and task by task. first task: implement bitcoin and ethereum ...

    $33 / hr (Avg Bid)
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    26 bids

    O site está pronto só precisamos que integrar para uma rede blockchain ( ethereum de preferencia)

    $515 (Avg Bid)
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    2 bids

    A currency exchange website where users can make deposit transactions, cash out on Real Money Transfer; and Buy and Sell Bitcoin some coins needed bitcoin ethereum ethereum classic litcoin xrp dash zcash btc gold; site examples: bitcoin market and atlas

    $1271 (Avg Bid)
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    50 bids

    We are a team of developers working in blockchain industry. We are capable of creating Web Applications and Mobile Applications. We are specialised in Ethereum platform. Need a person who can get us blockchain based projects from US, UK and Canada. Shares will be discussed in person.

    $1307 (Avg Bid)
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    3 bids

    Hello I am looking for a programmer who has worked with cryptocurrency/ bitcoins/ AND WHO knows the structure of social networks apps basic functionality etc who knows their structure and can work through it on android studio connecting my android apps I need to add 1-3 modules onto my android apps related to cryptocurrency/ libra facebook/ ethereum/ bitcoin related coding stuff, and fix the...

    $586 (Avg Bid)
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    14 bids

    I am looking for a highly skilled individual who has a background in cryptocurrency that will be able to build me a website such as [login to view URL] or Bustabit.com. We require the website to be identical with some modification. All applicants MUST be aware of the functionalities of the transfer of cryptocurrencies throughout the gambling website as this is key to running the website optimally...

    $1004 (Avg Bid)
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    14 bids

    I am looking for a highly skilled individual who has a background in cryptocurrency that will be able to build me a website such as [login to view URL] or Bustabit.com. We require the website to be identical with some modification. All applicants MUST be aware of the functionalities of the transfer of cryptocurrencies throughout the gambling website as this is key to running the website optimall...

    $327 (Avg Bid)
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    10 bids

    Hello, I want to have an application like a gmail app on the ethereum blockchain using this template : [login to view URL] I want to have a clean and understable code (also a secure smart contract) NodeJs is required This kind of work is "easy" so don't even come to me with a bid superior to 120€

    $192 (Avg Bid)
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    14 bids

    Hello I am looking for a programmer who has worked with cryptocurrency/ bitcoins/ etc who knows their structure and can work through it on android studio connecting my android apps I need to add 1-3 modules onto my android apps related to cryptocurrency/ libra facebook/ ethereum/ bitcoin related coding stuff

    $192 (Avg Bid)
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    26 bids

    For my master's thesis I am working on making a decentralised file storage system. I have built this but now want to code a smart contract that has attribute based access control. All I'm finding online is role based access control. Ethereum blockchain, solidly smart contracts and ipfs file storage

    $51 (Avg Bid)
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    6 bids

    We are building a global ecosystem and marketplace that with empower black communities to eliminate poverty. Built on blockchain technology we are in need of help connecting our custom ERC20 token to our cryptocurrency wallet. The following skills may be required: Ionic 4 Anglar JavaScript Web3 1) Use a similar cryptocurrency wallet project: [login to view URL] 2) Replace the Etherscan API to com...

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    9 bids

    I will pay 20 dollars for this work. FIX THE PROBLEM IN VESTING CONTRACT. There are informations on document. I will give a UTC file and I want solution that there is 1000000000 token on vesting contract. Send tokens from vesting contract to adress and record this solution. You should use Ethereum wallet([login to view URL]). It will be nearly 20-30 mins.

    $2097 (Avg Bid)
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    5 bids

    I will pay 20 dollars for this work. FIX THE PROBLEM IN VESTING CONTRACT. There are informations on document. I will give a UTC file and I want solution that there is 1000000000 token on vesting contract. Send tokens from vesting contract to adress and record this solution. You should use Ethereum wallet([login to view URL]). It will be nearly 20-30 mins.

    $1145 (Avg Bid)
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    6 bids

    I will pay 20 dollars for this work. FIX THE PROBLEM IN VESTING CONTRACT. There are informations on document. I will give a UTC file and I want solution that there is 1000000000 token on vesting contract. Send tokens from vesting contract to adress and record this solution. You should use Ethereum wallet([login to view URL]). It will be nearly 20-30 mins.

    $1517 (Avg Bid)
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    Need to create ERC 884 ethereum token for use in my token sale. I will also need 2 vesting/lockup contracts

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    10 bids

    Dock is developing a decentralized solution in the verifiable claims space which we want to incrementally evolve into a full-fledged DAO in the Polkadot ecosystem. Your role: Greenfield opportunity to take a front seat in the design and development of models and components for what we know will be a showcase Polkadot application. This is a full-time Rust opportunity. This is a full-time Rus...

    $37 / hr (Avg Bid)
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    11 bids

    We need to track multiple ethereum wallets for their transaction history. We need transactions by public keys of array of specified wallets. Requirements - We need a report structure for last records every 3 - 10 minutes. - We need transaction details - Php, mysql (codeigniter, laravel) is the main technology we want. - We need to expand the list of wallets - We need to have reports to excel or...

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    I have built a visualizer to view transaction flows within Ethereum. I need to add features such as listing transactions, login, and saving graphs. Currently the project has JQuery frontend and Python/Flask backend running on a Digital Ocean droplet.

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    Hi Paraschiva Angelica A., I would like to develop a website similar in design & functionality to [login to view URL] having the following games: roulette, dice, and coinflip. A sign-up/sign-in feature where one can deposit cryptocurrency Bitcoin, Ethereum or Monero. Referral system earning 15% of house edge. Chat window can be toggled in the sidebar. Sound can be toggled on and off or reduced...

    $400 (Avg Bid)
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    1 bids

    I would like to have Yimmp Pool installed in multiserver environment: 1- Web Server Ubuntu 16.04 2GB 2- DB Server Ubuntu 16.04 2GB 3- Stratum Server Ubuntu 16.04 2GB 4- Daemon Server Ubuntu 16.04 only 8GB+ [login to view URL] AsicBoost Reference documentation of protocol changes: [login to view URL] Ethereum Mining Pool: [login to view URL] By the End of the project Pool should have the abilit...

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    We are a building blockchain based applications for customers across different industries, we have already built in commercial and non profit applications. We want to build the following: We have an application to create with: - about 25 screens - responsive - backend functionality such as login, database inputs from users - blockchain registration of hashed data, we plan to use Ethereum but thi...

    $28 / hr (Avg Bid)
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