Smart Contracts Jobs

hello i would like to make a crypto currency for a charity. i would like to make a presale contract and build it inside the website so everyone can buy directly in the website.

Hi, I am looking for a Blockchain / solidity developer to Create a Bot to execute Flash loan operations. Looking for a long-term working relationship. Regards

I need a NFT expert and a NFT developer

Releasing a nft project 5555 generative collection with 10 1 of 1s. the art work will not be available until 1st august however I would like to accept pre mint in 2 weeks from now to start building the community funds. I have a unrevealed image and would like to put that as the photo for the mint until we reveal the collection and have all the data available.

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

Hello guy's I want MLM type plans Smart contract on Binance Smart Chain. features, joining, registration, tree, Plans, single leg, Commission and rewards directly goes into Dapp wallet. BEP20. Sample link similar: Find attached Plans of joining. Best Regard's PB

DM me to discuss more in detail.

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

Anyone that has ever made a crypto betting machine, reach out to me and tell me your price for it. must have a demo. Say "I have one" and Ill reply.

I need a crypto trading bot that charges a fee every time it makes money. Profit.

Need to relaunch Crypto token. Need help on re airdropping the tokens people have and other things that goes into relaunching. I will hire the person that seems to know the most about relaunching.

What I need is super simple honestly just a dapp we’re we will only allow kyc projects to list on we’re when listed they will be tracked as top gainers losers and trending now and when u click on the token u will get some info on the dev team such as past projects there mc and what they did well or not we’ll this making a safe zone for investors

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

Hi, i want to build red light green light game in metaverse, only people holding a specific NFT should be allowed to play it. Person with lowest bid will get project, share your references

Hello guy's I want MLM type plans Smart contract on Binance Smart Chain. features, joining, registration, tree, Plans, single leg, Commission and rewards directly goes into Dapp wallet. BEP20. Sample link similar: Find attached Plans of joining. Best Regard's PB

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

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

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

i alrady have frontend, but need backend and all function

Hello guys. I am looking for blockchain developers who can work with my

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

I want to make a social platform connecting with wallet for example metamask very similair like this website: metafora.app. So its like twitter. all those functions, of posting messages pictures vids, sharing retweeting liking. Profile making with picture. Wireframes are attached

Good Solana expert needed. Details will be shared in DM.

I need a solidity developer + React Web3 to develop the front-end component and smart contracts for the next feature release of my NFT project. If you meet those skill requirement, I would like to share with you some documentation to start the work as soon as possible :) The budget for the entire work is 1K$ with 1 Months deadline!

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

I want to create a smart contract with some functions like other contract. If you know how to create contract, dm me, and let discuss for more.

Hello, devs. I am looking for a rust developer who is proficient in cosmwasm smart contract development on Juno, Secret Network. The task is trefactoring Secret Contracts into Juno Contracts. Both of them are building with cosmwasm and the projected is purely related with rust(cosmwasm). It is ongoing project. Please feel free to send a proposal if you exp on them.

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

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

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

I need to upload 1 mp4 NFT on solana but allow it to be minted 14500 times, could you get the way to do it ? I need it now

Hello, We need a developer to build our inventory/SCM utility token and blockchain ecosystems on Algorand. A. Scope of Work - There are three phases as below; 1. The first step will be to create and deploy tokens on Algo Mainnet with API development to link the DApp and/or ICO website. 2. Algorand based Smart Contract development to enhance its functionality and scalability. 3. Integration to the DApp and ensure functionality and scalability with workmanship B. Architecture/Language - Python with Algorand SDK and/or Pyteal (NO SOLIDITY) - Blockchain algorithm: ASA C. Terms & Conditions - Backdoor-proof, security audit should be included on each phase - Testing on testnet, bug-free, QA, UAT testing included. - Multichain; we may use multiple networks and/or s...

Hello. I am looking for senior solidity developer. You have experience with token development. This will be long term job if you are good developer. Best regards.

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

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

I NEED A DEVELOPER WHO HAVE+ YEAR OF EXPERIENCE IN WRITING SMART CONTRACT. REQ. TO WRITE SMART CONTRACT FOR TOKEN BUY AND USDT DEPOSIT. NEED AN INDIVIDUAL DEVELOPER WHO WILL START ASAP AFTER FINAL DICUSSION.

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

I want to fork safuu project . 250$

I'm urgently looking for a fully customizable cryptocurrency wallet and funds manager written in python 3, that can safely and efficiently move funds between addresses and to and from all large CEX's and DEX's. I need this application to be customizable so that I can implement it as part of cryptocurrency trading bots that I am developing. The funds manager application should be compatible with BTC, USDT and XMR, and also allow for payments to and from legacy, bech32 and segwit btc addresses. I need to be able to send instructions to the funds manager through a command prompt as well by calling it in python applications. This project is fairly time-sensitive and I would like to have a working result within a few days if possible.

be able to add the information of the network in the database so that it works with metamask. 2. Being able to Add the Currency, Network Fee in currency value and Page Fee, Being able to enable which input and output networks will be available for that currency, the commission will only be for the output network. 3. Configure the Private Key and the Address of each network where the funds will arrive, with the Private Key it will be executed to send the funds to the outgoing network that the client requested. 4. The client connects with metamask to choose the input network with which to send the funds, if you give an example: 100 USDT from the BEP20 network, and choose the output network: ERC20, the commission for the output network ERC20 will be calculated According to how it was conf...

Finding Unity expert. If you are right candidate then will give requirements in detail.

Greeting for everyone! I have NFT marketplace project for pre-lanch. project has done all and left some issues in Smart Contract. I am looking for someone who can fix this issue. you must have rich experience in Solidity/Smart Contract development. Conditions: 1. you have to work through remote access because project is private. 2. all funds will be release after deploying contracts successfully. I have similar projects more and this will be long term deal. cheers!

Our team is looking for a Solana expert who can build NFT, Staking contracts using Rust perfectly. I tried to do test several guys about their experience and skills. But all guys are scammers and fake. They doesn't know well about the Solana contract development. If you are not expert in Solana, Do not apply please. Only expert will be hired and work long term with our team. Waiting for your proposals. Thanks.

I need to build NFT minting site on Solana. UI is simple. This need to be done in 1 or 2 days. Only expert apply to my project plz. If you do this project perfectly, I will award you more and more project. Thanks.

nft marketplace backend need i alrady have frontend but no fucntion in there

I am going to build smart contract on para staking Only bid who has enough experience on building staking smart contract Reward depends on stake amount per total staked amount

we are a startup in crypto-space, right now we are looking for programmers (full-stack) to finish developing our project, we would integrate some components from a project vuejs+typescript into our vuejs project (Dashboard). Desirable Skills: Ideally full stack dev, vuejs+typescript, api's, smart contracts. We are looking too for people who are committed, eager to undertake, and with long-term work capacity for a Vesting Contract for 2 years. If you have motivation for the crypto and would like to contribute in the crypto space this is your opportunity to start. More details DM.

Deploy Near nft smart contract, whitelist token, landing page & minting site, and fix the metadata format.

Hello everyone, I need: - Token smart contract with fee extraction on BSC + bridges to ERC and Polygon - Staking contract - Token locker - Voting system - Dapp frontend

We are building a cryptocurrency wallet using Dart Flutter that enables users receive Bitcoin,ETH and BNB.