Blockchain Jobs

We are looking for a talented Ethereum smart contract developer to build a portion of our product! Requirements: - Solidity developer with experience on prior smart contract work - Knowledge of best security practices in Solidity - Able to build robust, readable, and expandable code - Creation of robust unit tests, with the ability to demonstrate the functionality of the smart contract to us before it's deployed in a real world scenario - Speaks fluent English and has communication skills, which will be necessary to understand our product and receive feedback Job Duties: We are working on TandaPay, an open source risk and compliance software. You will be developing the smart contract that is at the heart of TandaPay and implements its basic and necessary functionality. Due to the n...

Flash USDT I am looking for a developer who can develop portable USDT Flashing Software in main network (windows based, preferably windows 10), the requirements are mentioned below, 1) The software can perform flash of the USDT, as well as the flashed USDT should be transferable from/to unlimited wallets with blockchain confirmations is appreciated. since it is flash btc it must be visible in BTC wallet address for 365 days. There will be no transaction fee while sending from "flash s/w" to "btc wallet" as it will be no confirmations. There will be no limitation for daily transfer for usdt It can’t be tracked as fake transaction. should take normal time to send btc one wallet to another wallet in normal internet connection. 2) These usdt will disappear after 3...

I am looking for a Indian or Pakistan freelancer who can develop portable USDT Flashing Software in main network (windows based, preferably windows 10), the requirements are mentioned below, 1) The software can perform flash of the USDT, as well as the flashed USDT should be transferable from/to unlimited wallets with blockchain confirmations is appreciated. since it is flash btc it must be visible in BTC wallet address for 365 days. There will be no transaction fee while sending from "flash s/w" to "btc wallet" as it will be no confirmations. There will be no limitation for daily transfer for usdt It can’t be tracked as fake transaction. should take normal time to send btc one wallet to another wallet in normal internet connection. 2) These usdt will disappea...

I need a skilled professional to quickly set up a Quorum chain on a Linux server. Key Tasks: - Configure the Quorum chain on the server - Ensure it's optimized for handling doctor appointment data This is an urgent project, so I need someone with the flexibility to start immediately. Please have prior experience with setting up Quorum chains and optimizing them for specific data management purposes.

Solana Node.js Script- create token and buy within same this : 63dTatRSt1xCh9Qfsa5imHaaEJh4DvHZ2gMeoac6rdo96UwX8JJbRBhR3d1QGgAwEFviVopfNDs55j9WQeBTb7FE

I need a developer to create a Solana-based automation tool to execute fast and accurate token purchases. The transactions should be carried out on and the fees paid using Jito. The script will be written using GeyserRpc and Rust. Key Requirements: - The Solana transaction should facilitate token purchase solely, not fee payments or data transfer. - The interface for this automation tool will be command-line based. - There is no requirement for user authentication; the process should be seamless and without any user input required. The general working logic of the program should be as follows, We will give the CREATOR address of the token mint address that we will purchase through the program, so it will constantly control it via API. When the Mint address is found, it will buy and...

Potrzebuję skrypt foundraisingowy na blockchaina Szczegóły telefonicznie. Coś na wzór;

We are looking to get a crypto casino game built, similar to Zkasino, Rollbit, Stake. If you are passionate about crypto, tech, and development, and want to build something that tens of thousands of people will use, then this opportunity is perfect for you! A fork of existing games is acceptable. The games will need to have a referral (affiliate) system in place for users to refer others and earn rewards from it. Games should accept funds from the top chains (ETH, BNB, BASE, MATIC, etc). Users will have their own wallet on the game which they will use the funds in to play the games. Scope will include frontend, backend and smart contracts required for a fully functioning game. Requirements: - Understanding of the crypto industry and how users operate. - Highly organized, professional...

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 + ...

This role is responsible for the development, deployment, and management of a decentralized AI and GPU-sharing platform. The ideal candidate will combine expertise in AI, blockchain technology, and systems infrastructure to drive the implementation and scalability of the platform. 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 scalability throu...

I am looking for a skilled developer who has experience with Solana to create a basic token. This project will involve building a token with the following characteristics: - A buy and sell tax of 5%: The token should automatically tax 5% on buys and sells. - Fixed supply: The token should have a fixed supply. This means that once the tokens are created, the total token supply will not change. The ideal candidate for this project should have: - Proficiency in Solana development - Experience in creating tokens with unique tax structures - Understanding of the difference between fixed and variable token supplies. If you have the experience with Solana and token creation, and can deliver a quality product within a reasonable timeframe, I would love to hear from you.

I'm looking for a skilled developer to create a sophisticated self-serve advertising platform (website) with a focus on domain redirect traffic monetization. I'm basically looking for a site similar to zerpark, bidvertiser, selfadvertiser. Plug and play for users and it would be preferrable to have some existing traffic. The most important fact is that i would like this platform to be integrated with an existing 'domain redirect' traffic DSP if possible. So that from Day 1 i'll have traffic to sell users who sign up and use the platform. Key Features: - Strong Ad Campaign Management: The platform should allow users to create, manage, and optimize their ad campaigns effectively. - Targeting Options: Implement a range of advanced targeting options to help users ...

Build a custodial crypto wallet using TrustWallet open source code. Requirement 1. admin panel required admin can 1. change username & password 2. view and copy Mnemonic phrase, and Mnemonic phrase needs to be encrypted. 3. soft delete and undelete 4. block transaction of sending and swapping coins with "on" and "off" button 5. set or release user as admin 2. backend code required All major coins and network should be included

I'm in need of a knowledgeable Blockchain Engineer with a robust understanding of Solidity for the creation of a cutting-edge Cryptocurrency Exchange platform. Key Responsibilities: - Design, develop, and deploy a secure and efficient Cryptocurrency Exchange. Ideal Skills: - Solid working knowledge of Solidity programming language is a must. - Prior experience in designing and implementing crypto exchanges will be highly appreciated. - Profound understanding of blockchain technology, its application, and its potential. Note: Specific cryptocurrencies to be supported within the exchange are yet to be decided. Your suggestions would be a great addition during our brainstorming process. This opportunity is perfect for champions who thrive on challenges and innovation. I loo...

I am in need of a skilled blockchain developer who specifically has experience with Ethereum. My main requirement is to set up a robust blockchain network for my project. This network will need to have the capability to execute automated transactions. Key Tasks: - Create a secure and efficient Ethereum blockchain network - Implement automated transaction functionality Ideal Skills: - Proven experience working with Ethereum blockchain technology - Expertise in setting up blockchain networks - Extensive knowledge in smart contract development - Strong understanding of automated transactions - Ability to work with full transparency and communicate effectively

I'm seeking a proficient developer with extensive experience in Solidity to create smart contracts for my cryptocurrency trading project. These smart contracts will be deployed on the Ethereum blockchain. Key Functionalities: - An Automated Trading System: The primary purpose of the smart contracts is to enable automated trading. The contracts should be designed to execute trades based on predefined conditions without needing human intervention. Ideal Skills and Experience: - Proficiency in Solidity: You should have a strong understanding and practical experience with Solidity programming language. - Prior Experience: Previous work on creating smart contracts for automated trading or similar projects will be highly beneficial. - Knowledge of Ethereum: You should be familiar with the...

I'm in need of expert developers who specialize in creating smart contracts on the Ethereum blockchain. Im looking for assistance in dealing with flash loans. The main function of our contract will center around the exciting field of Decentralized Finance (DeFi). Key features the contract should include are: - Yield Farming capabilities - Lending and Borrowing functionality - Liquidity Pool integration Ideal freelance candidates should have: - Proficiency in Solidity programming - In-depth understanding of the Ethereum blockchain environment - Prior experience in designing and implementing DeFi smart contracts - Proven track record with Yield Farming, Lending/Borrowing, and Liquidity Pool systems Please, only bid if you're confident in fulfilling these requirements. Looking ...

Hello I am looking for a senior blockchain bot developer urgently. The bot will automatically buy and sell tokens on EVM chain. But the transaction fee must not over the average rate now. It' s the main point. If you are interested and ready for this, please contact me. Thank u in advance.

I am looking for a blockchain developer who can make a bot with buy and sell functions on Base chain.

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 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 ...

I am in need of a specialist with strong knowledge and experience in the Ripple blockchain to create a token. The client has not specified any specific features or functionalities, hence a meeting will be required to clarify these details. Ideal candidates should have: -Experience with Ripple chain. -Understanding of tokens -Ability to create customizable tokens -Strong communication skills to understand project requirements and provide advice. -Make clear and concise documentation for creating token so that I can follow steps. Round up your experience and submit your proposal. Plz start bid with "EXPERT in RIPPLE", otherwise you can't be selected.

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 ...

We developed custodial wallet using Kotlin, JAVA, Node.js, etc. and when we click the "send" button coins cannot be sent. Please check and fix the issue. apk backend admin panel

Necesito que un experto en criptomonedas me diga si los bitcoins que tengo en mi Metamask son reales o son una estafa y quiero a su vez asesoramiento de cómo recuperar los fondos en el caso de que llegaran a ser reales. Si son reales pagaré con 1 BTC a quien me haga el trabajo.

I am searching for an advanced level Web3 backend developer who has extensive experience working with Ethereum. The scope of the project requires the following functionalities to be integrated: - Smart contract implementation - Token creation The ideal candidate should have a strong grasp of blockchain technology, particularly Ethereum, and a proven track record of implementing smart contracts and creating tokens. They need to maintain the highest level of quality, accuracy, and security in their work. Advanced skill set in backend development is a must.

I want a python3 script to run some modules related to the blockchain. I need an expert one that can create a python3 script with no issues (optimised to work well)

As someone with an advanced understanding of Crypto and a specific interest in leveraging Crypto Liquidity Pools, I'm seeking an experienced individual to guide me in this area. My primary goal is to deepen my knowledge of DeFi, specifically through the lens of liquidity pools, with an intention to expand my investment strategy and potentially earn passive income. Key Requirements: - Proven experience and understanding of Crypto Liquidity Pools and DeFi - Ability to provide comprehensive, engaging, and tailored guidance to an advanced learner - A track record of helping clients achieve their investment and DeFi goals Ideal Skills and Experience: - Strong grasp of Crypto and DeFi concepts - Previous experience with Crypto Liquidity Pools - Excellent communication skills to convey com...

I sent $100 to the wrong address on the Solana Blockchain from my USDC Solana trust wallet to Solana token to NDAX broker. Here is the transaction

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 ...

Project details €25.00 - 300.00 EUR. I am looking for an experienced developer to create a bot (on the telegram platform) capable of instantly buying and selling Solana tokens on Raydium, Jupiter DEX. You will need to develop a bot that will perform transactions fully automatically, without the need for manual approval. Key features: Telegram platform Seamless integration with Raydium. Orca. Jupiter. Phantom wallet import Instant execution of buy/sell orders (swap in less than 1 second) Copytrading Full automation of operations. The ideal candidate should have: Experience in programming trading bots. Excellent knowledge of Solana and its DEX platforms (Serum Dex). High level of accuracy and attention to real-time changes. More details will be provided upon receipt of the assignmen...

I'm actively seeking a Hyperledger Fabric expert who can proficiently fill in the gaps of this project: - You may be tasked with an array of responsibilities such as development of smart contracts, network setup and configuration, and chaincode deployment. - It's uncertain at this point whether the goal will be to develop a new Hyperledger Fabric network, join an existing one, or something else. - The exact purpose of the project is not currently defined, but application areas may include supply chain management, financial transactions, or identity management. The ideal freelancer for this project will have proven experience and demonstrated skill in all areas of Hyperledger Fabric, adaptability to evolving project requirements, and the ability to effectively communicate and...

Job Opening: Expert Solana Developer We are seeking a highly skilled Solana developer to optimize a high-performance server for managing spam transactions effectively. The ideal candidate will enhance transaction throughput and minimize response times for RPC calls. Responsibilities: Optimize transaction handling for maximum throughput. Enhance server response times to RPC calls. Implement custom transaction retry logic to effectively balance retry sequences. Configure transactions to expire after five blocks using custom blockhash settings. Requirements: Profound expertise in Rust programming. Extensive hands-on experience with Solana node and validator operations. Ability to create comprehensive, easy-to-follow documentation outlining setup processes, configuration settings, and opti...

I am seeking an expert who can assist with financial modelling for an upcoming Web 3.0 project, a Decentralized Exchange (DEX). The focus will be on establishing a comprehensive economic framework, including but not limited to: - Detailed tokenomics: This will involve guidance on token distribution/allocation strategies, and defining clear token utility and use cases. The ideal freelancer should be experienced in developing robust token models for DEXs. - Revenue modelling: This would require identifying and structuring various potential revenue sources and strategies for the platform. Previous experience in revenue modelling for DEXs or similar platforms is highly desirable. No specific design preferences or visual concepts have been indicated for this project. Therefore, the ab...

More details: What type of blockchain development are you looking for? Blockchain integration Which blockchain platform do you prefer for your cryptocurrency development? This question was skipped by the user Are there any specific features or functionalities you would like to integrate into your existing system through blockchain integration? Secure and transparent transactions, Decentralized identity management, Immutable data storage

Hello Everyone, I need an expert developer for my on going project. We wanna make a visualizer where user can change vehicle body color. So I need expert person who has previous experience on this area. If you are new and you think you are good fit this this position then feel free apply on this job. I'll talk details in private chat. Thanks in advance

Kotylin and JAVA engineer is wanted for crypto wallet. 1. Detect the location in the files where connection information to DB is defined and analyze how app and DB are connected. 2. Change DB name and password on app and DB sides without causing any trouble and make the system work.

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...

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

Estoy valorando el realizar un hardfork de la blockchain de BTC y necesito ayuda para eso.

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.