Blockchain Jobs

We will launch a token voting platform and need a skilled blockchain developer for our project.

I'm in search of a TON chain expert with prior experience in presale to help fix existing errors in my project. Key Requirements: - TON Chain Expertise: Profound knowledge of TON chain and hands-on experience in working with it is a must. - Presale Experience: Prior experience in developing and managing presale projects is highly preferred. - Error Fixing: Capable of identifying and rectifying errors in an existing TON chain implementation. - Presale Launch Pad: Ability to implement and manage a presale launch pad within the TON chain. Your primary responsibilities will include: - Identifying and fixing errors in the current TON chain implementation. - Implementing a presale launch pad within the TON chain. - Assisting in the development of a successful presale strategy. Ideal cand...

Hey, We are looking for Senior Blockchain Developers (5+yrs) with a deep understanding of L2, Rust, C++ and Solana codebase. If you feel this is a good fit, please send your CV Max rate is 16$

I am looking for a proficient developer who can build a decentralized application (DApp) aimed at the education sector. Key features include: - User registration and login system: To ensure smooth and secure access for users, I want a registration and login system based purely on the traditional email and password approach. - Interactive learning modules: These should incorporate diverse content types such as video lectures, interactive quizzes, and downloadable resources. - Token Wallet Integration: The DApp should allow users to hold and manage tokens. Proficiency in smart contract development and encryption is a must. - Initial Coin Offering (ICO) & DEX Trading: The project extends to setting up an ICO for the tokens and enabling their trade on decentralized exchanges. Candidat...

I am looking for a skilled developer to create a fully tested and secure website (frontend, backend + admin panel) with no bugs or issues using the MERN Stack. The key features of the front end design include a responsive design, user-friendly navigation, and custom animations. For the backend it would be clean, and fast high quality code with comments and good organisation and readability. The ideal candidate will have experience working with tight deadlines, provide constant high quality updates and be able to deliver quality work within a short timeframe. Bids: Please provide 3 links to your recent MERN/MEAN projects and provide some documentation or proof that you were the original developer of those 3 websites please. Tech: Front-end Framework: React.js with and State Management + ...

We are seeking a skilled React/Node.js and Blockchain Developer to join our team. As a developer, you will be responsible for designing and implementing blockchain solutions using React and Node.js. Your primary focus will be on developing smart contracts, building decentralized applications (DApps), and integrating blockchain technology into existing systems. The ideal candidate should have a strong understanding of blockchain concepts, experience working with React and Node.js, and knowledge of smart contract development. If you are passionate about blockchain technology and eager to contribute to cutting-edge projects, we would love to hear from you. Responsibilities: - Develop and implement blockchain solutions using React and Node.js - Design and develop smart contracts - Build dece...

Hello, Hope you are doing well. We're actively looking for a senior engineer with expert level Solidity smart contract skills with a web3 focus. You must have deep expertise in securing smart contracts using a combination of processes (ex: code reviews, audits), tools, and techniques. Bonus if you have a Security background. If your someone that's developed and shipped DeFi smart contracts holding significant value, we want to hear from you! This is a fully remote role and you'll be working in a fully distributed team with members across the globe. Responsibilities You'll implement new ideas, designing and testing complex DeFi smart contracts You'll take authority in your team checking your colleagues code for correctness and security Work with external security ...

Project Description: We are seeking a highly experienced individual to lead the development and deployment of a decentralized AI and GPU-sharing platform. This long-term project requires a candidate with extensive expertise in AI, blockchain technology, and systems infrastructure to drive the implementation and scalability of the platform. More than 5 years of experience. Responsibilities: Design and develop a Layer 1 blockchain infrastructure optimized for task distribution in decentralized environments. Implement and maintain AI services using frameworks such as TensorFlow, PyTorch, Caffe2, and MXNet. Develop blockchain components, focusing on smart contracts and decentralized applications (DApps) integration. Manage cloud-based and on-premise GPU nodes, including deployment, scaling, ...

I'm looking for a skilled developer to lead the creation and deployment of a decentralized AI and GPU-sharing platform. Your primary goal will be to combine AI, blockchain, and systems infrastructure knowledge to create a high-performance and secure platform that's fully scalable. Responsibilities: Design and develop a Layer 1 blockchain infrastructure specifically optimized for task distribution in decentralized environments. Design, implement, and maintain AI services using popular frameworks such as TensorFlow, PyTorch, Caffe2, and MXNet. Develop blockchain components, focusing on smart contracts and decentralized applications (DApps) integration. Manage cloud-based and on-premise GPU nodes, including deployment, scaling, and monitoring. Ensure system reliability and scalabi...

We have custodial crypto wallet app and system on cloud environment. Please create design document for that. Language Java platform Heroku for app side and DB side on AWS

Please analyze the current APK source code and explain about the overall architecture and how it works

I'm seeking a skilled developer to create a with all features including coin staking feature, vip membership feature and project scoring feature, Also News section, refer coinofficial (for staking and news feature idea) . Please feel free to propose any programming languages or frameworks you believe are best suited for this project. Your suggestions will be greatly appreciated.

I need Crypto market making bot which is generate Volume without any loss. I need python code means I can run on AWS cloud. I have one code if you do changes on that then that's also Okay for me.

I am looking for a highly skilled fintech team with expertise in blockchain technology, payment processing, and digital wallet development. - **Skills and Experience:** The ideal team will be well-versed in building secure and efficient digital wallets for multiple platforms, namely iOS, Android, and Web platforms. Proficiency in implementing blockchain technology and understanding of payment processing systems is a must. - **Design Expectations:** For the wallet design, I am leaning towards a minimalist design approach - clean, simplistic yet functional. This project will require a blend of technical skills, creativity, and understanding of current fintech trends, making it an excellent and challenging opportunity for professionals in the field.

I'm looking for a skilled blockchain developer to assist in the creation of a Flash USDT that caters to peer-to-peer transactions across various networks. Key Requirements: - The project involves developing a Flash USDT to facilitate secure, real-time, and user-friendly peer-to-peer transactions. - Integration with Ethereum, Tron, and Binance Smart Chain networks is essential. Your role as a freelancer will be to: - Implement a secure wallet integration for the Flash USDT. - Provide a real-time transaction tracking feature. - Develop a user-friendly interface that ensures seamless user experience. Ideal Skills and Experience: - Proficiency in blockchain technology and related protocols. - Extensive experience in developing and integrating cryptocurrency solutions. - ...

Please apply only if you can start immediately. I'm seeking a highly skilled blockchain developer to create first-rate smart contracts for an upcoming project. Though the specifics of the transactions that these smart contracts will be used for hasn't been decided yet, you'll be required to produce high-quality, robust, and efficient code. Key responsibilities will include: • Identifying and defining the requirements for the smart contracts • Creating and implementing the smart contracts Ideal candidates will have: • Proven experience in blockchain development • Extensive knowledge of smart contracts development • Ability to work independently and take initiative • Excellent problem-solving skills Please detail your experience with creating ...

Please analyze the current APK source code and explain about the overall architecture and how it works

I'm looking for a skilled Go developer to create a chaincode for Hyperledger Fabric. This chaincode will primarily focus on asset transfers and should be specifically designed for a command line interface. Key requirements: - Proficiency in Go programming language - Prior experience working on Hyperledger Fabric chaincodes will be highly beneficial - Ability to create a robust and efficient system for asset transfers - Strong understanding of blockchain technology and smart contracts Feel free to provide examples of your previous work in this field. Your work will significantly impact our blockchain system, so attention to detail and problem-solving capabilities are crucial.

We have developed our custom contract based on ERC721A that handles bulk minting in a single transaction. Now, I would need your help in doing the following tasks A- Uploading to IPFS: We have around 6k images. Out of which we would like to deploy 1K now and upload the rest of images for the collection later during our next sale phase. For IPFS pinning services, we would like to go with the Third Web - Here, I know that we can update uri for uploading the remaining images later for the remaining Please let me know if it would affect anyhow to the buyers who purchased NFTs before uploading these images. B - Regarding deployment on Testnet - Yes, before deploying the contract on Mainnet, we would like to check things on Testnet. Now, please let me know if there is any safe method of ...

I'm in need of a skilled developer to create a crypto exchange platform. The project is inspired by the likes of OKEx, offering a similar set of features while prioritizing user interface customization. Key Features: - Wallet Integration: Seamless integration of digital wallets for users to store and manage their cryptocurrencies. - Trading Pairs Customization: The ability for me to customize and manage the trading pairs available on the platform. - High Liquidity: Ensuring the platform can handle high trading volumes while maintaining liquidity for users. Additional Customizations: - Customizable User Interface: The user interface is a key differentiator for this project. It needs to be designed and built on React, allowing for a highly customizable and user-friendly exper...

We are seeking a talented and experienced Blockchain Developer or a team of developers to upgrade our existing Roulette Game project to incorporate blockchain technology. The successful candidate(s) will play a pivotal role in enhancing the game's security, transparency, and overall user experience by implementing cutting-edge blockchain solutions. Responsibilities: Collaborate with the existing development team to understand the current architecture and functionality of the Roulette Game project. Analyze and identify areas of improvement in the game's security, fairness, and user experience. Design and implement blockchain-based solutions to enhance the game's functionality, transparency, and reliability. Integrate smart contracts into the game's logic to ensure fair...

Understanding the Role of a Blockchain Developer To integrate wallet connect feature and make the game more decentralized by using smart contracts, it's essential to understand the role of a blockchain developer and the skills required for this task. A blockchain developer is responsible for developing decentralized applications (dApps) and smart contracts based on blockchain technology. They need to understand the architecture and protocols of the technology. In the context of game development, blockchain developers are also involved in developing 3D models, 3D designs, and 3D content used in games . Specializations within Blockchain Tech When looking for a blockchain developer to work on integrating the wallet connect feature and smart contracts into the game, it's importan...

Some charts I'm trading get rugged by some scammers that mint new tokens and sell them in the same block using a jito bundle. I need a solution that given a target token CA, to whenever new mints of that token are detected, before they even get confirmed as the dump happen in the same block to place a jito bundle of my own with a higher tip to liquidate my position before the ruggers transactions.

Hi all, Our company is looking forward to hiring a reputable software development agency that can help us build the American Express for Bitcoin. This implies that we will need a Bitcoin wallet and a Bitcoin card that will allow consumers to withdraw fiat currencies from local merchants worldwide. The wallet will come as a mobile app for Google Play and Apple Store, while the card will have the company's brand instead of the current card networks in the market i.e. Visa, Mastercard, etc. This is a full-stack project and all we have is the above project description. So, if you're interested and are capable of implementing the project, kindly share similar projects that you've done in the past, place a bid with a budget within the budget range and delivery time, and we will ...

I hold a pre-existing Token contract, and I require a blockchain expert to help me deploy the token to the Ethereum mainnet. The freelancer should possess excellent command over Solidity and Git and: -Have extensive experience in deploying tokens on the Ethereum network. -Exhibit a strong understanding of Ethereum standards, specifically ERC20. -Be well-versed with Mintable and Burnable tokens. Please note, while deployment experience is paramount, in-depth knowledge in token minting and burning will be a huge plus. Interested parties must showcase previous works in this domain.

I am looking for blockchain developers who specialize in Solana, with a focus on smart contract development. The goal of this project is to create a Solana-based utility token that can be redeemed on my website. This token will primarily grant limited time access to the control panel of our autonomous rover, used in our agri-tech business. Key Responsibilities and Skills: - Developing a Solana-based utility token - Ensuring this token can be redeemed on our website via QR code scanning - Enabling the redeemed token to provide limited time control access to our autonomous rover Ideal Experience: - Extensive experience in blockchain development - Strong expertise in Solana and smart contract development - Previous experience in utility token development and redemption - Familiarity with...

I'm in need of a Solidity expert to assist with developing smart contracts for Uniswap V3. Key Responsibilities: - Development of smart contracts for Uniswap V3 - Ensuring the security and efficiency of the code - Collaborate with the team to implement and deploy the smart contracts Required Expertise: - Proficiency in Solidity - Experience in developing smart contracts, preferably for Uniswap - Strong understanding of blockchain technology and smart contract security - Ability to work in a team environment Ideal Freelancer: I am ideally looking for a freelancer with an expert level of experience in Solidity. The ideal candidate would have a proven track record of developing secure and efficient smart contracts, particularly for Uniswap. A good understanding of DeFi protocols and b...

I'm in need of a blockchain expert who can help me improve the transaction speed of blockchain which is forked from Bitcoin Core. Key Requirements: - You should be proficient in the Bitcoin blockchain technology. - A solid understanding of blockchain architecture, specifically concerning transaction speeds and scalability. - Experience in implementing solutions to improve transaction speed on the Bitcoin blockchain. Your main task will be to analyze the current blockchain setup and recommend and/or implement modifications that would enhance the transaction speed. The aim is to make transactions faster without compromising the security of the blockchain. Ideal Skills: - Blockchain Development - Bitcoin Network - Transaction Speed Optimization

I'm looking for a skilled blockchain developer to help me create an RWA (Real-World Asset) token on the Ethereum blockchain. **Scope of the project:** - I need assistance in creating a token that can represent a real-world asset on the Ethereum blockchain. The primary goal of this token will be to tokenize a physical asset and make it liquid. - The token standard we're targeting is ERC-20. You should have a good understanding of this standard and experience in implementing it on the Ethereum blockchain. **Key Requirements:** - Proficiency in Ethereum blockchain development - Prior experience in creating ERC-20 tokens - Understanding of real-world asset tokenization - Good communication skills and the ability to explain complex technical concepts in simple terms I'm lookin...

As I embark on my trading journey, I need assistance from a knowledgeable and experienced mentor. Specifically, I am seeking guidance provided in live market conditions. Although focused on technical analysis, I've chosen not to specify an area within this methodology at this time and keep an open mind. This means you should ideally be comfortable and proficient in, but not limited to: - Recognizing chart patterns, - Interpreting indicators and oscillators, - Undertaking candlestick analysis. The currency market is constantly moving. I need someone who can explain shifts in real time and help me make informed decisions by understanding these intricate changes better. Patience is key, as is the ability to explain complex subjects in a way that's easy to understand. Feel free ...

i need a bot to search solana mempool find new pairs with 10k+ locked liquidity then search the top 10 wallets to not hold more than 20% supply of the coin and then the bot open a buy in trade ... when profit is 100% want the bot to sell immediately the 50% of holdings and the rest keep it

i need a bot to search solana mempool find new pairs with 10k+ locked liquidity then search the top 10 wallets to not hold more than 20% supply of the coin and then the bot open a buy in trade ... when profit is 100% want the bot to sell immediately the 50% of holdings and the rest keep it

I urgently need a specialist well-versed in the Tron blockchain platform. The task involves deploying a pre-existing smart contract. To succeed in this role, you must possess: Extensive proficiency and experience with the Tron blockchain. Prior knowledge and hands-on experience with smart contract deployments. The capability to complete the task promptly. Your primary responsibility will be to deploy the existing contract on the Tron chain seamlessly. No development or modification is necessary - I require an expert who can swiftly and flawlessly handle the deployment. If you have a talent for troubleshooting blockchain challenges and are comfortable with tight schedules, this opportunity is for you.

I am in urgent need of a specialist with deep knowledge of the Tron blockchain platform. The task at hand consists of deploying a pre-existing smart contract. To excel in this, you'll require: - Proficiency and extensive experience with Tron blockchain. - Knowledge and previous experience with smart contract deployments. - Ability to deliver the task as soon as possible. Your prime responsibility is to successfully deploy this existing contract on the Tron chain. No development or modification is required - I need an expert who can handle the deployment swiftly and flawlessly. If you have the knack for troubleshooting blockchain challenges and are comfortable working under tight schedules, this is for you.

I'm looking for a highly skilled TypeScript coder to assist in finalizing a Minimal Extractable Value (MEV) bot for Ethereum. The bot needs to be completed swiftly and should function as both a study aid and a tool for identifying and exploiting potential arbitrage opportunities in the Ethereum network. - **Key Features**: - The bot should have in-built front-running detection capabilities. - Back running features should also be incorporated. (Sandwich) - **Technical Requirements**: - The primary programming language should be TypeScript. (Must have experience with cryptocurrency programs) - **Exchange Compatibility**: - The bot should be built to interact seamlessly with the Ethereum Network and Uniswap V3. Skills and Experience: A strong background in TypeScript is e...

Flash loan arbitrage bot on DEX DeFi like uniswap and others. You have to know how to do it. It's not enough to just have heard about it. We are looking for someone who has already done this themselves. We want to search for the suitable tokens with a scanner we want to take a flash loan we want to buy a token with it We want to sell the token at a higher price. We want to do all of this faster and cheaper than the others. That means we buy wBTC or wETH, for example, so that we don't have to bridge them. that costs too much time and too much money. We want to integrate this offer into our exchange. That means our frontend should be used. We do the design for the frontend, you set up the endpoints with all the backend code. ATTENTION WE DO NOT PAY FOR THE TRAINING OF DEVELOPERS ...

I need a talented whitehat hacker proficient in Web3 to safeguard my future Airdrops from being unfairly claimed by sweep bot accounts. Key Tasks: - Saving future Airdrops Your task is to save Airdrops which blackhat hacker will claim within seconds...you have to outrun him....i will pay you huge

I'need of a professional who's well versed in blockchain technology, particularly Polygon and Telegram's TON network. Key requirements include: - A Telegram bot that facilitates cryptocurrency transactions on the Polygon network and orTON. - The bot should be secure, user-friendly, and efficient. - The ability to seamlessly interact with the aforementioned blockchains is fundamental. Ideal skills for this project: - Blockchain technology proficiency, particularly in Polygon and/or Telegram Open Network (TON). - Experience in developing Telegram bots and integrating them with different blockchains. - Knowledge of cryptographic security and cryptocurrency transactions. I'm looking for someone who can deliver a high-quality, reliable, and fast cryptocurrency transactio...

I'm looking for seasoned blockchain developers, proficient in creating, testing and implementing smart contracts using Solidity. Here's what I need: - Token creation and distribution: I require a smart contract that can efficiently create and distribute tokens. - Current smart contract: The project requires the creation of a significant modern smart contract. Please choose your coding language as Solidity, but flexibility and the ability to work with other languages as the project evolves will be advantageous. The ideal candidate would have a strong command of Ethereum and the Solidity language. Proven experience in developing similar projects would be crucial.

I'm looking for a skillful developer to help in building a customized cryptocurrency exchange. It will be a platform where users can buy, sell, and trade Bitcoin, Ethereum, and Ripple in various trading pairs. i will provide you with scripts and source codes to set up the exchange within a day or two so Key Requirements: - Cryptocurrency Support: The exchange should allow for transactions with Bitcoin, Ethereum, and Ripple. - Trading Pairs: I need the exchange to offer trading pairs like BTC/USD, ETH/BTC, and XRP/ETH. - Real-time Market Data: Real-time market data is a must-have for ensuring transparency and efficiency in the trading process. - Trading Charts: The inclusion of trading charts is essential for users to analyze market trends and make informed decisions. - Two-factor ...

I'm looking for an experienced developer to create a Solana-based staking app. The app needs to be available on both web and mobile platforms, following a specific design I have in mind. The app should provide advanced-level user interaction, catering specifically to experienced users in the staking ecosystem. Key Requirements: - Proficiency in Solana Blockchain Development - Experience in creating both Web and Mobile Applications - Ability to follow a specific design and layout - Understanding of staking in the blockchain space - Prior experience in developing advanced user interfaces and interactivity Please provide examples of your previous work in Solana development or similar blockchain projects when bidding. We only need US developers. Please do not bid on this job if you...

I'm in search of a talented front-end developer with experience in cryptocurrency wallet integration for a project I'm working on. Please check the GitHub repo. Please start the bid with "I read this repo"

Please note that this has a deadline on Sunday 05/05. I urgently require the expertise of a seasoned Cryptocurrency Analyst, with proficiency in Bitcoin and Ethereum, specifically for: - Tracking and tracing transactions - Analyzing wallet activity and - Identifying owners of wallets. As the client, I do not have a preference for specific platforms or tools to be used for this project. So your knowledge and personal discretion will come in handy. Familiarity with widely-used platforms like Blockchair, , and will be beneficial. However, I'm open to other effective suggestions. Skills and Experience: • Cryptocurrency analysis • Proficiency with BTC and ETH blockchain • Ability to identify wallet owners • Skilled in the use of wallet tracking tools This task r...

We need crypto wallet with full source code. requirement 1. Custodial ( Centralized) with two level layer of user and admin 2. ordinary crypto wallet with multi factor authentication, such as mobile phone number, e-mail address, and authenticator app. 3. admin can disable users sending coins. 4. ERC-20 coins 5. deadline 4th of May 6. full source code open 7. deploy on our client's server

Task: • Analyze six blockchain transaction records (2 SOL, 2 BTC, 2 ETH) • Identify the perpetrators • Compile evidence for law enforcement Requirements: • In-depth knowledge of blockchain technology and cryptocurrencies • Experience in analyzing blockchain transactions • Ability to clearly communicate complex matters

For this project, I need a highly skilled game developer with extensive knowledge and experience in Solana blockchain technology. This project entails creating a platform game with a gambling mechanic. Key Requirements: - Development of a small platform game with gambling mechanics. - The central mechanic of the game should revolve around 'Winning Virtual Currency or Tokens'. - The virtual currency or tokens won in the game should have real-world value in the form of cryptocurrency. - Familiarity with Solana blockchain technology is a must, for the integration of the virtual currency. Ideal Abilities: - Excellent skills in blockchain technology, particularly Solana. - Proven track record in game development, specifically platform games with incorporated gambling mechanics. -...

I want to recreate the website using different data sources and a new design. The key features I need are: - Live Data Updates: The website should be able to update data in real time. - Social Sharing Buttons: The site should have easy-to-use social sharing options. As for the design, I am open to suggestions but most importantly, I need it to be user friendly and visually appealing. Ideally, you should have the following skills and experience: - Proficiency in web development - Experience in working with live data sources - Design skills, particularly in user interface and user experience Please provide examples of similar projects you've worked on in the past when you apply.

I'm looking for skilled and experienced freelancers across different domains - web development, graphic design, content writing, and more. Your past work and detailed project proposals will be valuable in your application. Please reach out if you are interested in working with me. Thank you.

As a client, I'm seeking the assistance of an experienced blockchain developer to help with the creation of a decentralized finance (DeFi) platform on Solana SPL Token. Key Project Requirements: - Creation of a functional, robust DeFi platform. - I am open with regard to the specific features of the platform since this was not specified during our discussions. The abilities of providing liquidity pools, yield farming, lending and borrowing facilities are welcome. - I have a design and branding concept in mind, which would be provided to help maintain the aesthetics and user-interface of the platform. Preferred Skills and Experience: - Extensive experience in blockchain development, particularly on the Solana network. - A solid understanding of SPL token and decentralized finance...

I'm looking for an experienced blockchain developer, specifically with a skilled background in Chainlink Oracle Smart Contract development. - The task involves creating a custom Chainlink Oracle Smart Contract tailored to manage financial data feed. - You'll be working with APIs to retrieve financial data on an hourly basis. - Unlike most projects, no calculations are required on the incoming data before returning it. Ideal skills: - Prior experience with Blockchain development - Deep understanding of Chainlink Oracle Smart Contracts - Proficiency in API data management - Knowledge and experience with financial data.