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    303 ropsten etherscan jobs fundet, i prisklassen EUR

    I'm in need of a skilled individual who is proficient in blockchain and wallet analysis, specifically on the Arbitrum blockchain. The project involves analyzing transaction patterns and wallet balances and activities. Key Requirements: - Proficiency in blockchain analysis, particularly on the Arbitrum blockchain - Ability to identify patterns and trends in transactions - Proficient in analyzing wallet balances and activities Deliverables: - A comprehensive report that includes methodology, analysis, and conclusion - The report should be presented in a combination of written format and visual presentation (charts and graphs) Please note that I will provide you with access to the necessary pages and data on Arbiscan. Your task will be to fetch data, analyze it, and present it in a d...

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    I'm looking for a ...Requirements: - Develop a multisend smart contract that supports ERC20 tokens. The contract should allow for the distribution of ERC20 tokens to multiple recipients in a single transaction. - Implement pause functionality as a security feature. This is crucial to protect the contract from any potential vulnerabilities or attacks. - We would like to be able to interact with the contract if possible (on etherscan) Ideal skills and experience: - Proficiency in Solidity, the programming language used for Ethereum smart contracts. - Prior experience in developing multisend contracts and incorporating pause functionality. - Knowledge of best practices for smart contract security. - Ability to deliver a secure and efficient smart contract that meets the specifie...

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    Looking for someone who can build a crypto explorer on sei network just like bscscan, etherscan or okx scan

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    ...and updating the token's image on Etherscan. It seems there's a mismatch or an incorrect setup that's preventing these elements from being correctly recognized or displayed. I'm looking for an Ethereum and Etherscan expert who can: Quickly diagnose the issue with the ABI and token image update on Etherscan. Provide a detailed solution and assistance in implementing the necessary adjustments to resolve these issues. Advise on best practices for token management and Etherscan representation to avoid similar issues in the future. Requirements: Strong experience with Ethereum token creation, specifically ERC-20 tokens. Proficient in using OpenZeppelin and Remix for smart contract development. Proven track record of resolving token-related i...

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    ...and updating the token's image on Etherscan. It seems there's a mismatch or an incorrect setup that's preventing these elements from being correctly recognized or displayed. I'm looking for an Ethereum and Etherscan expert who can: Quickly diagnose the issue with the ABI and token image update on Etherscan. Provide a detailed solution and assistance in implementing the necessary adjustments to resolve these issues. Advise on best practices for token management and Etherscan representation to avoid similar issues in the future. Requirements: Strong experience with Ethereum token creation, specifically ERC-20 tokens. Proficient in using OpenZeppelin and Remix for smart contract development. Proven track record of resolving token-related i...

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    I am seeking a detailed study of the Ethereum blockchain and EVM-compatible blockchains, with a focus on volume and uses analysis. Key features of the analysis should include: • Smart Contract Statistics Data collection from blockchain explorers (Etherscan, Polygonscan, etc.) for Ethereum and EVM-compatible chains. Analysis of transaction volumes and function executions for ERC721, ERC1155, and ERC20 contracts. Emphasis on key functions: claim, mint, stake, burn, and transfer. Information about the top 10 most famous EVMs. • Market Capitalization Analysis Examination of market capitalization data for ERC721, ERC1155, and ERC20 tokens. Utilization of cryptocurrency tracking platforms (CoinMarketCap, CoinGecko) for accurate market valuation. Presentation of market capitali...

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    I am seeking a detailed study of the Ethereum blockchain and EVM-compatible blockchains, with a focus on volume and uses analysis. Key features of the analysis should include: • Smart Contract Statistics Data collection from blockchain explorers (Etherscan, Polygonscan, etc.) for Ethereum and EVM-compatible chains. Analysis of transaction volumes and function executions for ERC721, ERC1155, and ERC20 contracts. Emphasis on key functions: claim, mint, stake, burn, and transfer. Information about the top 10 most famous EVMs. • Market Capitalization Analysis Examination of market capitalization data for ERC721, ERC1155, and ERC20 tokens. Utilization of cryptocurrency tracking platforms (CoinMarketCap, CoinGecko) for accurate market valuation. Presentation of ma...

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    As a professional in the field of blockchain, I am looking to hire a market analyst who can provide a comprehensive blockchain market analysis. The key areas of interest you should focus on are cryptocurrencies, smart contracts, and supply chain management. Your analysis should target: • Smart Contract Statistics Data collection from blockchain explorers (Etherscan, Polygonscan, etc.) for Ethereum and EVM-compatible chains. Analysis of transaction volumes and function executions for ERC721, ERC1155, and ERC20 contracts. Emphasis on key functions: claim, mint, stake, burn, and transfer. Information about the top 10 most famous EVMs. • Market Capitalization Analysis Examination of market capitalization data for ERC721, ERC1155, and ERC20 tokens. Utilization of cryptocurr...

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    ...0xa0dd6dd7775e93eb842db0aa142c9c581031ed3b 0x3001f57f8308b189eb412a64322aad5ef9951290 0x8bf30e9f44e5d068a9d0c20da22660997a532e33 2nd) I type in the range of buy transactions, so I only get the wallets who bought early. So if I type in 500, it will only scan the 1-500 buy transactions and find wallets which are overlapping in this range of all coins in the list. Transaction range: 500 3rd) The tool then scans etherscan of these contracts and finds me all the wallets who bought all of these coins within the first 500 buy transactions. 5/5 4 out of 5 these coins within the first 500 buy transactions. 4/5 3 out of 5 these coins within the first 500 buy transactions. 3/5 The tool will then output a list of wallets like this Wallets who bought all within the first 500 transactio...

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    Hey there, i need a node js code that will verify : x = "text" if a X is an ETH smart contract if so we verify if it has an uniswap v2 pool and if so we retreive : Price in USD Market Cap Pooled WETH Pooled token Liquidity % Max Wallet Max Buy Max Sell Sell tax % Buy tax % Contract balance % Owner balance % All those will be displayed simply in IDE with conso...there, i need a node js code that will verify : x = "text" if a X is an ETH smart contract if so we verify if it has an uniswap v2 pool and if so we retreive : Price in USD Market Cap Pooled WETH Pooled token Liquidity % Max Wallet Max Buy Max Sell Sell tax % Buy tax % Contract balance % Owner balance % All those will be displayed simply in IDE with You can use web3, uniswap and etherscan APIs. Happy ...

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    1 hour job delivery further info in chat please you have to be familiar with blockchain explain in a few words along brief proposal about link and role to have a quick chat to start job immediately can you create a link that does the same export csv yet for erc-721

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    Hi, I am looking for a freelancer who can download open source smart contract codes for me. The project requ...contract codes given the addresses. There is no coding requirement. I want someone to go over the addresses from the attached pdf document and get the code for the mentioned smart contract and give me the files and a list looking like below. 1-address1-filename1 ( in some addresses there are multiple files) 2-address1-filename2 3-address2-filename3 You just have to click the address on etherscan and save the file and write its name and address to a txt file. There are about 50 addresses. Overall, the ideal freelancer for this project should have expertise in Ethereum blockchain platform and be able to find and download specific smart contract codes based on my requ...

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    etherscan python Udløbet left

    I am looking for a freelancer who can help me with analyzing smart contract transaction data using etherscan api in java or pyhon.

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    Hello am looking for some to provide with following: - sellbot tracker for telegram to join groups (able to use media, description, tg link attachment picture) - portal to tracking sells from more than 1 project. - etherscan api integration - automatization for payment and tracking sells (for time) So we have 3 bots. 1. Tracking sells thst can be added to groups 2. Channel for trending projects tracking sells 3. Bot to automatizate for people to buy to join into the trending channel rank

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    A telegram bot Udløbet left

    I want a robot that’s collects the information from etherscan and scan all the new wallets that is created with in 12 hours and 24 hours Like if there were 100 wallets and they have buyed any crypto token like example 5 wallets buyed xtz token and the value is more then 2000$ and buyed by minimum 5 wallets .. so i need the notifications of all the coins that are buyed by fresh wallets and 5-6 wallets should buyed that coin amd volume is more then 2000$

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    ...request or transaction. and all requests and transactions or reading the contract will be sent through the source wallet that is known and mentioned in the smart contract. Also, the Y token is the main token of the smart contract. And I want to make sure that this project will be done with only one confirmation from the destination fund and there is no need for several endorsements or links and Etherscan.....??? More explanation and example: "Suppose that Mohammad, the developer of the 100 wbnb project, has nothing to do with the contract, and the address of my wallet is not included in the contract. Muhammad will read the contract and if Ali confirms or confirms, suppose the amount determined by Muhammad is 20, 20 wbnb will be sent to Ali's wallet and 20 bnb will be...

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    Trophy icon New Ethereum Coin Tracking Udløbet left

    aI am looking for a simple script, written in python, that will track and print any new ethereum tokens created in the last 24 hours. It should print all token addresses, creation time and the market cap. Only coins with a market cap > $20,000 should be shown Some suggestions: - Data is preferably from an API endpoint, such as etherscan (). Alternative sources could be dexscreener or newly added coins on uniswap. They must not be coingecko listings, as those are not newly created. - If required, it could be scraped, from a source such as dexscreener itself () - Token mkt cap will likely come from dexscreener (see ) - Script should refresh every 60 seconds, pulling the latest 24 hours of tokens and their

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    I am looking for a developer ...looking for a developer who can verify a Solidity contract on Etherscan. Skills and experience required: - Strong knowledge and experience in Solidity programming language - Familiarity with Etherscan and its verification process - Understanding of blockchain technology and smart contracts Project requirements: - The client has the contract source code available - The contract is already published on chain - The contract is a standard one and does not require any specific functionality The developer will be responsible for: - Verify the Solidity contract on Etherscan - Taking the client through how to verify the already published Solidity contract on Etherscan If you have experience in verifying Solidity contracts on Ether...

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    I am looking for a freelancer who can help me transfer USDT(ETH) to PLS(PulseChain) without using a bridge. Using a webpage that already connects user's MetaMask wallet we have user input quantity of USDT(ETH) to send to our wallet. When 1st MM transaction is completed then we send desired PLS for USDT(ETH) sent to our wallet to the user after checking etherscan logs and verifying the transaction was success, or when the MetaMask has finished the 1st transaction of USDT from user's MM wallet to our wallet. We must keep the PLS MetaMask wallet secure with proper code to protect any unauthorized transactions of PLS. We do not want to use a bridge for this process, all codes must be with Meta Mask wallets only. The deadline for this project is within the next 3 days. The ...

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    # Project Requirements 1. Develop a Command Line Interface (CLI) tool that would analyze ERC20 tokens for given Ethereum wallet address. 2. ...all transactions for that token. 5. These calculations should be able to be carried out over a customizable date range, e.g., the past 7 days. 6. The tool should output the results in a table format directly on the command line, displaying the net ETH invested, the net ETH received, and the profit or loss for each traded ERC20 token. 7. To accomplish these tasks, the tool should use either the Etherscan or Infura API to access the necessary data. ## Beneficial but not Required Skills: - Prior experience working with APIs - Familiarity with command-line tools and libraries such as Click - A basic understanding of Ethereum and ERC20 token tra...

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    I am looking for someone to reverse engineer 2 Ethereum smart contracts - I'll give Etherscan links to both along with contract interaction examples, and ideally want to receive 2 source code files that verifies against those contracts and a simple explanation of the calldata they accept. One of them shows up on , so its more of a deobfuscation task which is fine. Both are related; 1 appears to be much simpler (and might even have its code on IPFS if you can find it..), the other is harder but it seems like there are similarities.

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    I am looking for a freelancer to create a custom Binance Smart Chain token with a specific name. I have provided the contract on Etherscan for reference. The ideal freelancer will have experience in creating custom token functionalities and implementing tax and redistribution systems. Specifically, I am interested in incorporating a tax and redistribution system into the token's functionality. The freelancer should be familiar with how to automate liquidity pool and have the necessary skills to implement custom functionalities. Overall, I am looking for a skilled freelancer who can create a unique and functional Binance Smart Chain token with custom functionalities based on my specifications.

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    Meme coin analysis Udløbet left

    ...provide insights that can be properly incorporated into my project. I want to analyse the first 10k or so transactions of each coin to get the first token holders with the wallet address and time stamp with amounts bought and value of tokens at times bought for each token, I also want to analyse liquidity pools of each tokens on uniswap etc I want to do some blockchain analysis on these tokens etherscan Name Wojak Pepe Her caroline POOH Turbo https://etherscan

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    Greetings! I am looking for support from an individual who can aid me in evaluating my smart contract on Remix.org. This assessment involves incorporating flash loan sandwich and flash loan arbitrage techniques using the Solidity programming language on Ethereum, Polygon, or BSC networks. It is essential that the smart contract be compiled, launched, and the transaction hash link shared with me via Etherscan.

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    Greetings! I am looking for support from an individual who can aid me in evaluating my smart contract on Remix.org. This assessment involves incorporating flash loan sandwich and flash loan arbitrage techniques using the Solidity programming language on Ethereum, Polygon, or BSC networks. It is essential that the smart contract be compiled, launched, and the transaction hash link shared with me via Etherscan.

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    Check one Ethereum Wallet, save Etherscan transactions of the wallet in mysql/mariadb database table, if a transaction of a not yet traded coin appears, then output the token contract and token decimal in other table in the database. Script Language Perl or PHP if possible.

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    blockchain chat app Udløbet left

    ...receiving of messages, but if it's not possible, SocketIO is fine too. For a group chat, a fractional NFT must be minted and owners of the NFT will be part of the group chat. I had doubts over whether the messages will be stored on the blockchain or locally, although storing on the blockchain can get computationally expensive. Please guide me regarding this. All transactions must be visible on etherscan but they should not be able to be traced back to the users of the website. As for the appearance of the website, please use reactjs. It must look similar to WhatsApp Web although not all functionalities of WhatsApp need to be implemented. Is it possible to make this? How much time will be required? Do we need to make a .eth domain? What is your quote for such a website?...

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    Hello, I am looking for a simple, yet fully fledged tool (including smart contract and signal/any additional requirements) that provides me with the following options: 1 - define a wallet to copy from etherscan 2 - define if only specific assets to copy their swaps or ALL 3 - copy setting definitions: - slippage setting, - frontrunning option YES/NO (if yes, max gas setting to front run), - minimum swap volume definition, - choose to define own swap size or copy wallet trade size (define %). You might have to use moralis stream api () or similar. Thanks.

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    Hello, I am looking for a simple, yet fully fledged tool (including smart contract and signal/any additional requirements) that provides me with the following options: 1 - define a wallet to copy from etherscan 2 - define if only specific assets to copy their swaps or ALL 3 - copy setting definitions: - slippage setting, - frontrunning option YES/NO (if yes, max gas setting to front run), - minimum swap volume definition, - choose to define own swap size or copy wallet trade size (define %). You might have to use moralis stream api () or similar. Thanks.

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    ...inputs written to the blockchain should appropriately open MetaMask modals. There also needs to be a data flow in from the blockchain that regularly updates both user-specific and non-user-specific data at settable intervals. These should then be distributed to the various pages using state management (e.g., Redux) with minimal lead redundancy across different query needs. Please use the ABI from etherscan and the library for wiring. The npm web3Modal or WalletConnect libraries should be used for the site's wallet connection. the library must be used for numeric value handling of token/wei values. The libraries should be used to format the numeric values to human-readable strings. In the rare instance where fractional mathematics are required, the npm bignumber

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    need to choose one of the option first one: Development of multicurrency (2 different coins is enough) HD wallet, allowing a set of standard wallet operations (create/restore account, check balances, send signed transactions). a. Implementation – HTML, JS. b. Must use shared nodes (recommended API - ) ******* Second option: Development of system for electi...different coins is enough) HD wallet, allowing a set of standard wallet operations (create/restore account, check balances, send signed transactions). a. Implementation – HTML, JS. b. Must use shared nodes (recommended API - ) ******* Second option: Development of system for elections, based on ETH smart contracts a. Implementation – Solidity, HTML, JS b. Deployment – ETH Ropsten

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    We are looking for a .Net coder (our current system is .Net 4.8) to create an api for using Etherscan,io processing for processing crypto payments. Please do not reply if you do not have experience with the APIs. If you send a bid, mention the phrase "I like orange" in the bid so i know you read this. All others will be ignored. We need this done in the next 3 to 5 days.

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    We want a developer familiar with Erc20 Contracts, and solidity to create a tutorial video or teach us how to copy and paste this exact contract + verify it on etherscan for educational purposes.

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    Proj...Requirements: - Development of multicurrency of 2 different coins (BTC,ETH) HD wallet, allowing a set of standard wallet operations (create/restore account, check balances, send signed transactions). - Implementation using HTML,JS - Must use shared nodes (API - ) Additional Instructions: - Looking to adjust a given project which is mostly completed, project is based on ropsten test network using Web3, the network has been deprecated as of late, looking to fix the issue. (change to Goerli / Sepolia test networks.) - Changes to the GUI and overall appearance of the given project. (from the git example to something new). - For further information about the requirements, check the git Readme file. Link to the project:

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    I need a good code example how I can take the latest trades from UniswapV2/Pancakeswap OR Etherscan/Bscscan. I will need to pull data from multiple contract addresses in real time, I only want pull data what I request for from database. I want any data what can be pulled from trades. I prefer to receive data in json format so I can handle it in php. I hope you understand what I'm asking for.

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    I need someone who can help me to build a blockchain explorer. It should have the function of contract verification and full interaction like etherscan. Please bid only if you're expert.

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    i have this theme can watch it at youtube at if want test with yourself please select the Ropsten network #I ONLY WANT TO CHCNGE THIS THEME AND ALL COMPONENT STYLE BE LIKE please see all and iam ready to start

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    Trying to test this code directly from uniswap's docs. It will not work without changing the compilers in the libraries and then changing the (tokenId) parameters to less variables as ...receive stack too deep error. Once that is done, the contract does deploy but running the mintNewPosition() fails with no explanation, it looks like the first transfer of token0 to contract fails. I need someone to spend 1-2 hours with me and review contract to figure out where and why it fails. It may be as simple as this cannot be tested on the ropsten network or the contract addresses are not correct or no liquidity positions exist on the ropsten network therefore nothing can be minted.

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    I'm looking for someone to redesign my blockchain explorer (). The goal is to look as much as possible as Website is up and running, It's build with React + Typescript + a bit of Tailwind Css A github repository to the current version can be found here: Please, no automated messages.

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    i have this theme can watch it at youtube at if want test with yourself please select the Ropsten network #I ONLY WANT TO CHCNGE THIS THEME AND ALL COMPONENT STYLE BE LIKE please see all and iam ready to start

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    i have this theme can watch it at youtube at if want test with yourself please select the Ropsten network #I ONLY WANT TO CHCNGE THIS THEME AND ALL COMPONENT STYLE BE LIKE please see all and iam ready to start

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    i have this theme can watch it at youtube at if want test with yourself please select the Ropsten network #I ONLY WANT TO CHCNGE THIS THEME AND ALL COMPONENT STYLE BE LIKE please see all and iam ready to start

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    Create a csv file with all Ethereum addresses that have 0.1 ETH or more out of all 200 million addresses. I don't know enough about etherscan to grasp what it takes in order to compose such a file, hence why I need the help. All I need is the file and that it is current, no scripts, queries etc (that would be a bonus). Thank you!

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    i have an etherscan API key already and i am looking at all the api endpoints on the website but i dont see what i need Is there a way to see the newest contracts created with a MINT function? or a feed of all new contracts? please message me or give partial answer in your quote or enough info to tell me you know what im talking about. thanks in advance

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    copy trading Dapp Udløbet left

    A Master program execute trades in platform and same trade signals are broadcast to multiple client as a blockchain transaction. the Master can not access any client details and €client can not access any other details other than the trade signal. example trade signal sent from master>> 270522-01/P-ETH-1500-270522 /Sell/QTY1/Wallet address exam...broadcast to multiple client as a blockchain transaction. the Master can not access any client details and €client can not access any other details other than the trade signal. example trade signal sent from master>> 270522-01/P-ETH-1500-270522 /Sell/QTY1/Wallet address example trade ack sent from client>>270522-01/P-ETH-1500-270522 /Sell/QTY1/OK All transaction should be trackable either through etherscan o...

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    Need to make this flutter app within the next 48 hours. App: a. add wallet address and add networks (immutablex & mainnet are default, but can also add Ropsten, Kovan, Rinkeby, Goerli) b. view nft gallery c. view token balances (eg ETH, IMX, APE, or whatever is in the wallet AND from all of the choosen networks, immutablex and mainnet by default) API docs here

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    Hi my name is Rhonda and I need help with things like verifying my crypto contract on etherscan so I can revoke them and get my money out.

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    ...Cybersecurity is the most important element and must be built with that in mind from the ground up. Switch from proof of stake to proof of time. HashCore algorithm for ASIC-resistant (Maybe not necessary as miner support is debatable) Replace the Scrypt protocol with Prism protocol ErgoScript for smart contracts. Increase the block size by ten times Also needed a Blockchain scanner that is similar to Etherscan Block Explorer Decentralized Peer Matching Unique Genesis Block Unique Merkel Root Unique Magic Number UPnP Support Ipv6 support Payment gateway that process bank or credit transactions into crypto currency. Plugin for websites to process such transactions Transaction fees will be associated to crypto in development. The prism algorithm requires high-level (PHD) ...

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    I want to build a website like : Write "I am an Etherscan API expert" top of you bid text.

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    Etherscan Udløbet left

    Hello, can you help me to verify and publish my Etherscan

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