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I have one project which need developer who has web3 and react skills. You need to fix some bugs related with web3 and solidity and add some features to project. Project details in priate chat. Please add "I am blockchain expert" at the first of all. If you don't, your proposal will be ignored. Regards

I have a solidity file, this is a crowdfunding smart contract, I want to update a function (even log data) .screen shot of the code of Function given . This is a referral based crowdfunding program where user will refer users and thus a organisation tree will be created. I want generation level in event log data. New column in event log data No named “generation” who will show generation number. For example ,Generation level is marked for user 10 in this image. I this case payment will goes to user 1 and the generation level will 4 in event log data( the organisation tree chart in attachment) I can share complete file after a brief discussion with developer. If you have a good command over solidity please reply.

Gm, For DAO in the creation phase I am looking for a developer expert in solidity, creation of smart contacts and related languages ​​to start a teams. A minimum of 3 years of experience is required and a couple of projects already completed to be consulted. Headquarters in Romagna (Italy), with the possibility of accommodation and office. Thanks

We have a smart contract for BEP-20 token that has farming, staking, vesting, pre-sale, and other such features. The code needs review and optimization. So, if you are an expert in solidity, please apply for the this project. Requirements and repo of the token shared on slack after hiring.

This is a solidity project, nothing fancy required on the UI part, just a html demo to see the integration with metamask as I'll integrate this in another project. The goal is that a visitor will be able to invest their crypto for a specific timeframe (7days, 14days, 30days, 60days) for a dynamic % APR. The funds then have to be sent from the contract vault to a Cex so that I can have them earn interest. Optional step here: get balances from Cex with Chainlink custom GET or any other method so that users will have transparency. When that timeframe ends, the investors will get back their principal from the vault and the promised % APR in form of my token that will be minted. The holders of my token will earn a monthly dividend (paid in stablecoin by me), but I'll need for...

We are going to hire a senior blockchain specialist who is good at Solidity, Before everything, I hope you to do a simple project. Of course we will pay you 50 BUSD for your work.. it is rock, scissor, paper game.. so you enter the game with 1 token.. you select one of the 3 (rock, scissor, paper) and the winner will get both tokens.. you can create a simple token on BSC.. You can use very simple UI with web3. How many hours do you need for this simple game? After completion of project, you can share simple video or project links.. I will pay you 50 busd for your work and we will start our main project! Good luck

We need help launching an NFT and are looking for coders specifically with Solidity experience. Please include your linkedin or github profile with your bid for our due diligence. Any bids without this information, will not be considered. If you are a team of developers bidding, post your top engineer's profile or github profile.

We are having "internal json-rpc error" when clicking buy button, it is getting PRC Error after isApproved is true through contract.isApprovedforAll. If anyone has experience, this job is for you. This should be finished in an hour Thanks

Hello, I'M looking for a very experienced solidity developer who could fork this project: https:## If you are familiar with OHM, Wonderland, Klima DAO, it would help. I would like to add some extra mechanics on the staking that I would discuss with you. Possible long term contract and token rewards from the project. Thanks

I am invested in some Defi projects on the Fantom chain and would like to find some solidity experts who can scan through and audit queued transactions that are under time lock. I would like to know exactly what the purpose of the queued transactions are. The goal is to find any malicious code that could steal user funds. Understanding decentralized finance and cryptocurrencies is a must. This will be a long term job and I am looking to hire multiple freelancers.

THIS IS A FULL TIME JOB.I WANT CANDIDATES WHO CAN WORK IN FULLTIME. Looking For a Full Time Blockchain Developer Experience 1-2 years Expertise Coin Forking Art Tokenization NFT Smart Contracts ICO Development ERC20 Token Should have excellent command over creating and deploying personalized contracts of BEP20 ERC20 tokens along with verifying the code and liquidating/publishing the Cry...Developer Experience 1-2 years Expertise Coin Forking Art Tokenization NFT Smart Contracts ICO Development ERC20 Token Should have excellent command over creating and deploying personalized contracts of BEP20 ERC20 tokens along with verifying the code and liquidating/publishing the Cryptocurrency Tokens based on Binance and Ethereum contracts Programming Language JavaScript Node.js Python Soli...

0x6CE8EA3D074C024476b1e1c8c6A4997b2a6693fa smart contract fix and verify. Solidity compiler 0.8.9

We are looking for several blockchain developer who have a deep experience in BEP20 token, Telegram bot, NFT marketplace, Solidity, Smart Contracts, Solana and Rust The details would be shared at the interview

Hey freelancers We are looking for simple DAPP for Token Exchange , it will not simple to UniSwap A very simple DEX on Ethereum Test network We need very simple DEX with ReactJs , Web3Js and Smart Contract Deliverables - Sample ERC20 Smart Contract for two tokens - Solidity ERC Smart Contract for Swaping - Live Price calculation - ReactJS for Swap page - Web3JS connecting MetaMASK and perform swap transactions Let me know if you can handle this task Regards

Right now I am requesting someone to rewrite a simple draft for me of my design notes something like a summary of requirements/checklist.

I´m doing an online bootcamp in Solidity and Truffle, and for the final project I need to develop a simple tutor-student payment system. The smart contract need to do stuff like freeing tokens every time a class is given (maybe using multisig) or reimburse tokens after some time if the teacher dissapears, it´s meant to be simple and secure, in this stage it´s not desirable to add extra complexity. Also I need to do a simple React or HTLM frontend for the project, no design required, only functionality and security. All the project must have at least 5 unit tests, 2 swc vulnerability tests, at least 1 inherited library or interface, and be of easy compilation Most of all I need guidance and help, so we can build this together, hence I have only one month to ...

I've be working on a crypto/nft laravel project / game by myself for a bit. Starting to branch out since I've been busy and see if I can get another dev on board to tinker with the project as well. Here's the site if you wanted to take a look: http...project as well. Here's the site if you wanted to take a look: With some sketched out details here: so this would probably be some small part time work here and there. The plan for the main work now is to basically register NFTs the player owns, so they can play as that character through choose-your-own-adventure stories. There's going to be solidity work needed, php, js etc. I will try to work with the candidate for 2 days, and if you can do fast, good work, I will work with you for long-term.

I've be working on a crypto/nft laravel project / game by myself for a bit. Starting to branch out since I've been busy and see if I can get another dev on board to tinker with the project as well. Here's the site if you wanted to take a look: http...project as well. Here's the site if you wanted to take a look: With some sketched out details here: so this would probably be some small part time work here and there. The plan for the main work now is to basically register NFTs the player owns, so they can play as that character through choose-your-own-adventure stories. There's going to be solidity work needed, php, js etc. I will try to work with the candidate for 2 days, and if you can do fast, good work, I will work with you for long-term.

I've be working on a crypto/nft laravel project / game by myself for a bit. Starting to branch out since I've been busy and see if I can get another dev on board to tinker with the project as well. Here's the site if you wanted to take a look: http...project as well. Here's the site if you wanted to take a look: With some sketched out details here: so this would probably be some small part time work here and there. The plan for the main work now is to basically register NFTs the player owns, so they can play as that character through choose-your-own-adventure stories. There's going to be solidity work needed, php, js etc. I will try to work with the candidate for 2 days, and if you can do fast, good work, I will work with you for long-term.

I've be working on a crypto/nft laravel project / game by myself for a bit. Starting to branch out since I've been busy and see if I can get another dev on board to tinker with the project as well. Here's the site if you wanted to take a look: http...project as well. Here's the site if you wanted to take a look: With some sketched out details here: so this would probably be some small part time work here and there. The plan for the main work now is to basically register NFTs the player owns, so they can play as that character through choose-your-own-adventure stories. There's going to be solidity work needed, php, js etc. I will try to work with the candidate for 2 days, and if you can do fast, good work, I will work with you for long-term.

Hi Freelancers I have a project to build NFT tokens with solidity and it should provide UI for the users based on and react.js. The developer should provide good samples of NFT sites that show their skills and experiences. I will provide the details by PDF on PM. Please put "APPLE" on the head of proposal. Thank you!

Hi Freelancers I have a project to build NFT tokens with solidity and it should provide UI for the users based on and react.js. The developer should provide good samples of NFT sites that show their skills and experiences. I will provide the details by PDF on PM. Please put "APPLE" on the head of proposal. Thank you!

Hi Tatiana, I noticed you've worked with solidity in the past, can you tell me if you developed solidity contracts? Do you have experience working with chainlink and custom oracles from it?

We are launching a collection of 10,000 NFTs and want an experienced developer on board. Metamask functionality on minting. We will be holding a presale and public requirement is someone who has proof they have worked on similar projects. Website development, React, Ethereum and Solidity requirement is a must! ONLY EXPERIENCED DEVELOPERS WHO CAN PROVE PROJECTS AND SMART CONTRACTS THEY HAVE WORKED ON, ONLY LOOKING FOR DEVS WHO HAVE WORKED ON NFT PROJECTS. Reasonable budget and more projects to follow for the right developer.

Blockchain developer require familiar with smart-contract development with solidity

Hello, I'm looking for an experienced solidity developer who can develop smart contracts for NFT game. There will be technical interview to shortlist candidates. Thanks

Our company is looking for professional blockchain developer who has rich experience in smart contracts(5+ years), solidity, solana and rust Selected developer will work on smart contract field with our team.

The game is powered by blockchain. While the game is off chain, the data should be loaded from the blockchain. The project is schedule to start from 20th of November, 2021. Ideal candidates’ requirements: • At least 5 years of experience in game development. • Experience with Unity and C#. • Ability to deliver a full cycle game development. • Knowledge of Solidity, EVM, Ethereum blockchain, and Smart Chain. • Experience in creating simple 3D assets in Maya or Blender. • Understanding of source control. • Able to work remotely. • Proficient in software tools and technologies like Git, Slack, Jira. • Capacity to deliver complex game logics into the game. • Efficient and punctual. • Excellent communication skill in English....

Dear freelancers, We are looking for a Web3/Solidity developer to help launch a NFT generative-avatar project on the Ethereum blockchain. The project will generate 10,000 unique avatars from a combination of traits each with different rarities. This job will require: - Minting website (frontend + backend) with MetaMask integration. - Smart contract for minting (ERC720). - IPFS integration and file upload / metadata. - Development of generative NFT art based on traits with rarity that can be configured - existing open source code can be used for this. Artwork assets/traits will be provided. - Opensea integration and setup. - Support during production launch. - Iterative development and testing process. Ideally you are good at explaining technical details and providing technical gu...

Looking for a developer who is able to code NFTS and make the website for the NFT drop, negotiable. Offer me your prices.

Hello, I'm looking for an experienced solidity developer who can develop smart contracts for NFT game. There will be technical interview to shortlist candidates. Thanks

looking for a Solidity developer to write and launch a relatively simple ERC-20 smart contract. The work will be writing the contract and seeing through to launch. The token will have automated burn and monthly distribution elements based on relative purchase and contribution to specified wallets. Compensation will be negotiated between fiat, stake in the project, or both. Deliverables Fully executed ERC-20 smart contract with support in bringing to market through exchange listings.

...the required skills. Thank you. I need a system working on blockchain technology, which can be able to sell or buy land repositories (digital transactions of buying and selling of land to different owners) (could be a specific number or token) through a secure transaction method. In simple, you can say it's a marketplace for buying and selling land. The preferred languages could be python, solidity, truffle framework, or I'm up for your suggestions too. You need to complete the project with your local machine, I don't want to put it on an actual blockchain network. Later on, when everything would be done then you need to help me out to install the project on my machine. You can use truffle, ganache or anything. It could be an app or a desktop application, whate...

Video Repository Main Site Youtube Discord Smart Contract - should be able to lookup their contract for the haslips and get from there 0x42ED4D26a0f3d1BcB88efFc13a51ed0E9Cbd4E45 Project Outline 1. Will need to use their code: haslips_art_engine copy and use my images as the new layers and tables for rarity 2. Web interface will need to use web3js to connect smartcontract and minting with new price 3. Will need to setup via IPFS to store the images

i want to develop a smart contact as bellow connect to metamask ,trust wallet and binance chain wallet get token balance approve spend transfer money from the user to my address get transaction id in solidity --> save each user transfer amount

Нужно разработать NFT магазин на базе Или можете предложить иную базу для проекта. Вся деятельность по задаче будет оплачена. Начнем с ресерча, напишем совсместно с вами и архитектором проекта тз и начнем работы. Работаем по таймтрекеру, Hubstaff. В отклике укажите: 1. Юзернейм в telegram 2. Часовой пояс 3. Рейт (желаемая ставка в час) 4. Когда готовы приступить

Hello, i am looking for blockchain developer with good experience for long term work

...when we select the freelancer. We are still gathering info. Requirements : - You must have built at least one or two NFT marketplaces on Binance Smart Chain that are live right now. Please provide links to the marketplaces you developed. - You must show your sample NFT marketplace SOW or BRD from the past so we know you are keeping up with documentation - You must have 3 years experience with solidity (Especially, ERC721 and ERC1155). If you are interested please send some bullet points of what you can build along with your price. If you have special features you would like to add to the marketplace that are new or innovative please tell us as that could help us decide on the freelancer to chose. Also if you want to tell us what is good or bad about Opensea or Niftygateway...

Our company is looking for professional blockchain developer who has rich experience in smart contracts(5+ years), solidity, solana and rust Selected developer will work on smart contract field with our team.

We are a California Company, 23+ years bringing ideas to life. We are in the production stage of a Dapp and different Blockchain ecosystem tools and NFT games. We are looking for a developer specialized in Web3 development working with Solidity, Infura, Moralis… time is quite sensitive. We need to create a bridge or a function from a chain and in a deep layer from a mining contract to a DEX. There are thousands of script resources available and templates ready to get a line changed, And must be done in 3 days. Buscamos programador web3 con dominio de Solidity, Infura, Moralis… para proyecto en dApp Urgente! La fase a crear consiste en connectar bien mediante code o bajo smart contract una nueva blockchain con DEX 1inch Gran cantidad de recursos a usar, inc...

I would like to use to create a small smart contract using solidity programming language. This should be similar to a market shop.

Looking for Ethereum/Solidity developer to configure BlockScout block explorer on the Songbird Network by following the documentation on BlockScout. BlockScout is a blockchain explorer used by many EVM compatible blockchains.

Looking for Ethereum/Solidity developer to configure BlockScout block explorer on the Songbird Network by following the documentation on BlockScout. BlockScout is a blockchain explorer used by many EVM compatible blockchains.

I am looking for someone who is working on solidity and other web 3.0 blockchain technology. I am looking for someone to create a competitor to the Nanson analytics tool. Send me your proposal and lets talk. thanks

Good day, we have a working trading application and will like to integrate it or build a new application for an online website we are making. We already have server and website running. We are looking for someone who already have built snipping application and know how to integrate with online website. -Applicant must have experience in Solidity, Nodejs, etc. Will be required to show proof of past work experience. -Applicant must agree to do a KYC(know your customer) identification with our team. -We will be rolling out, snipping, frontrunning, trading and many more applications on our platform as this is long term project.

Were looking for solidity developer that has experience with solidity, we already have the contract but we want it to be optimized and be able to deploy in polygon, were currently having issue deploying in polygon so we need help. Were using upgradable contract by openzepellin

Necesito de un equipo de trabajo para terminar un proyecto Blockchain, el cual ya tiene avances pero se debe de Integrar los smart contract al juego, necesito de varias personas que estén dispuestas a sumarse al proyecto, requiero de diseñadores, programadores, seguridad digital y de block chain, community manager, lenguajes c++, phyton, react, php, Solidity, lenguajes complementarios del área también, El pago se hará con % de la liquidez del proyecto, proyección de lanzamiento 3 meses, pagos 20/30/50 una vez esté terminado y funcionando así como la permanencia de ingenieros y del equipo de trabajo para la apertura y logística de forma fluida.

1. Build a simple betting contract that rewards correct guesses of outcomes. Has a readme file that spells out all requirements. 2. Build a simple wallet contract in Solidity that stores the owner's funds. Has a readme file that spells out all requirements.

Goji Crypto (“Goji”) is a Software as a Service (SaaS) platform that aims to allow businesses to leverage the power of the blockchain with ease. With a single, easy-to-use dashboard, the Goji platform will provide ease for businesses when it comes to receiving online payments (consumer to business), as well as sending and receiving funds to other businesses or institutions (business to business). I'm looking for a smart contract sample to create robustly. What I want from the contract is to allow people to stake ERC20 tokens and in doing so get the same ERC20 tokens.

I need someone able to add different features to a ReactJS website. (About us, Roadmap, and leave a template for me to change) It will be a plus if you know some solidity, or anything related to smart contracts and how the dapp is set. If you need more information let me know and I will share the code privately.