Blockchain explained trabalhos

I'm seeking a skilled blockchain developer to craft a robust Ethereum-based DeFi arbitrage tool for me. This tool will focus on leveraging decentralized exchanges (DEXs) for maximum efficiency. The tool should offer an intermediate level user interface, boasting user-friendly features. Key Requirements: - Proficiency in Ethereum blockchain technology - Experience in developing DeFi solutions, particularly in the area of DEXs - Prior projects developing arbitrage tools - Capability in building an intermediate level user interface Ideal Skills: - Blockchain technology - Ethereum - DeFi - DEXs - Arbitrage - User interface design Your role will be to bring my vision to life, ensuring the tool is efficient, user-friendly, and customised for the Ethereum blockchai...

I'm seeking an experienced blockchain developer to create an Ethereum based ERC-20 token, with unique features of a private pre-sale and a vesting period. Key Responsibilities: - Develop an Ethereum ERC-20 token from scratch. - Implement a private pre-sale phase for initial investors. - Set up a vesting period for token distribution to prevent immediate selling off. Ideal expertise and skills: - Extensive experience in Ethereum blockchain and ERC-20 tokens. - Familiarity with smart contract security, specifically the implementation of a private pre-sale and vesting period. - Ability to create custom functionality beyond standard ERC-20 token framework. For this project, using typical smart contract security method like OpenZeppelin or Consensys Due Diligence is n...

Project Title: Automated Trading System for New Coins on Multiple Blockchains Project Overview: We are seeking to develop an automated trading system that enables the execution of trades for new cryptocurrencies across multiple blockchain platforms including BASE, Solana, and Binance Smart Chain (BSC). The system will facilitate automatic trade execution based on predefined parameters, manage transaction details via a MySQL queue, and communicate transaction results to a specified callback address. Key Responsibilities: System Design: Design a robust architecture that can handle trade data input, processing, and output efficiently with high reliability. API Integration: Integrate with various decentralized exchanges (DEXes) APIs to execute trades on BASE, Solana, an...

With expertise in blockchain technology, I'm focused on creating a sophisticated staking platform that fully utilizes the power of smart contracts. I’m specifically interested in the effective management of staking pools. To achieve this: - The ideal freelancer would be proficient in the design and implementation of smart contracts that expedite transactions and agreements. - Experience in developing decentralized applications and immutable records is also key. - Demonstrated experience in creating and managing staking platforms. - Prior work with implementing procedures for staking pool management is especially advantageous. The goal is to build a reliable, automated, and efficient staking platform using smart contracts. Experience with similar past projects will ...

a cryptocurrency exchange platform where users can deposit funds from external sources, such as other networks or bank servers, and have them automatically converted into the native currency of your platform. Once the funds are deposited, users can access them within their wallets on your platform. Essentially, your platform acts as an intermediary for converting and storing funds in various forms of cryptocurrency. Is that what you're envisioning?

...for automatic currency conversion and deposit crediting. - Ensure compliance with relevant regulations and security best practices. - Collaborate with cross-functional teams to define requirements and implement new features. - Optimize platform performance and scalability to handle increasing user demand. - Stay updated on the latest developments in blockchain technology and cryptocurrency markets. Requirements: - Strong proficiency in blockchain technology and cryptocurrency protocols. - Experience with cryptocurrency exchange platforms or wallet services. - Proficiency in programming languages such as Python, JavaScript, or Solidity. - Familiarity with security best practices and encryption techniques. - Excellent problem-solving skills and attention to detail. - Strong...

Looking for a skilled Web3 full-stack developer. While the client didn't list specific requirements, experience in smart contract development, blockchain integration and UI/UX design are generally important in this field. Potential freelancers should detail their past work, experience and provide a detailed project proposal. The ultimate aim of the project wasn't disclosed, but may include building a decentralized application, integrating blockchain technology, or creating a Web3 platform.

I currently have a working script using the 0x protocol. I frequently get out of gas error messages. I could have 50$ or 3$of ETH in my wallet when this happens so it is not a lack of funds. I believe this is an issue with...AND use the highest amount of GWEI so the TX is processed as fast as possible. 2. ON one of the last lines, the amount of GAS is output. I would like to out ut the TX fee in ETH if possible. PLEASE, I am looking for someone who is skilled in Blockchain This will be quick fix for that person and shouldnt cost alot..... Ideal Candidate Skills and Experience: - Significant expertise in blockchain and script performance optimization - Strong debugging and issue resolution skills - Proven track record in improving the efficiency of blockchain...

I am seeking a developer to create a tool that can calculate the profit and loss (PnL) for any given Ethereum wallet add...associated with the provided wallet address. Profit and Loss Calculation: Calculate the total number of coins bought and the profit and loss incurred from all transactions. User-Friendly Interface: The tool should have a user-friendly interface for ease of use. Skills Required: Proficiency in Ethereum blockchain technology. Experience in cryptocurrency wallet analysis and transaction tracking. Strong skills in programming languages such as Python or JavaScript. If you have experience in blockchain development and can create a tool to analyze Ethereum wallet transactions, please submit your proposal outlining your approach and estimated timeline for compl...

I'm in need of a skilled developer who can create a custom module for the Cosmos SDK. T...module will be focused on token creation. As I've never worked with the Cosmos SDK before, I require someone who is not only familiar with it but also has a strong grasp of blockchain development and tokenomics. Key Requirements: - Development of a custom module for the Cosmos SDK - Focus on token creation - Expertise in Cosmos SDK and blockchain development The successful candidate will need to be able to understand the project requirements, propose solutions, and implement them effectively. Strong communication skills are essential, as is the ability to work independently and proactively. A proven track record in blockchain development and previous experience with th...

...This is my budget, if you need more, do not apply. Lots of work to do so you will be plenty busy! Need help immediately with: Stripe payment integration with SaaS - Finish setting up Saas charges a monthly or yearly fee to be on our pro plan (with 7 day free trial) via API (not Tables) - User should be able to purchase additional seats - Purchase credits for different features (explained in interview) I'm launching a SAAS product that writers use to write articles. It requires Stripe payments, I need you to build a Wordpress plugin that allows them to send those articles from the SAAS to their Wordpress website(s). So this plugin needs to connect our SAAS and Wordpress via API. It should be able to transfer all the content, for now: text & images. ...

I'm in need of a proficient developer who has strong experience in Ethereum blockchain and web3 decentralized application (dapp) development. Your responsibilities will entail the following: - Frontend development - Backend development - Developing and testing solidity smart contracts You should be comfortable using Reactjs and Angular although I have no particular preference on the frontend framework. Understanding the intricacies of Ethereum as a blockchain platform is a must for this project. I'm looking for a talented developer who can bring my concept to life, and I'm excited to work with someone who shares my enthusiasm for blockchain technology.

I'm in need of a skilled blockchain developer with in-depth knowledge of cryptocurrency. The project is currently in the prototype development stage and involves creating a new cryptocurrency. Key Requirements: - Proficiency in Cryptocurrency Knowledge: A deep understanding of various cryptocurrencies, their underlying technologies, and the market is essential for this project. Ideal Skills: - Experience in Cryptocurrency Creation: It's crucial that the developer has prior experience in creating new cryptocurrencies. This includes handling the technical aspects of blockchain creation, token generation, and setting up the network. - Familiarity with Prototype Development: As the project is at the prototype stage, the ability to translate concepts into a working mod...

...development of a mobile app available on both iOS and Android platforms in flutter and PHP. The app is targeted at both consumers and retailers. For Consumers: - A primary function necessary for the consumer side of the app is the ability to purchase coupons. For Retailers: - A key functionality is to be able to list their coupons for sale. Notifications: - Notification contents are very less, explained every notification content and timings in the doc. Other Requirements: - Integration of a payment gateway to ensure smooth and secure transactions is essential. Admin side: - Admins should be able to get a glance of deals happening currently. Skills and Experience: freelancers should ideally have a deep understanding and experience in mobile app development across both iOS...

I'm in need of a skilled developer with specific expertise in blockchain and wallet integration. The project involves building an ICO presale website on the Polygon blockchain. All the necessary content and Figma designs are already prepared; your primary focus will be on integrating the presale contract and MetaMask wallet, as well as implementing a few key features in the contract. here is the design of the website Key Requirements: - Deploy a presale contract on the Polygon blockchain - Implementing a locking mechanism in the contract - Ensuring that tokens are sent only after the presale ends - Make sure only virtual balances are visible; actual tokens are not

I'm seeking a skilled blockchain developer to design a decentralized finance application, primarily being a cryptocurrency exchange. While particular functionalities were not indicated, let's make sure the platform includes common features such as Buying/Selling Cryptocurrencies, Secure Wallets for Storage, and Real-Time Pricing Tracker. The ideal candidate will have significant experience in creating such platforms, an understanding of blockchain and DeFi, and a commitment to secure, seamless user experiences.

...understanding and working experience in integrating Blockchain with web/mobile applications for heightened data security. Our primary objective is to enhance the security of user authentication in our application, therefore expertise in securing login details, password management and multi-factor authentication on platforms via Blockchain technology is imperative. As we've chosen to secure user authentication with a public Blockchain, ideal candidates should present steep knowledge in various public Blockchain technologies, skill in dealing with third party audits of user identities, and the seamless integration of these technologies with web/mobile applications for superior security. Key skills: - Extensive experience in public Blockchain tec...

...program on the Polygon blockchain using Python. The core feature is: - Token Swapping MATIC/ABC token on Uniswap - Use Uniswap Universal Router suppoting V3 version. - Buy(purchasing abc with matic), sell (matic with abc). The code is to check the balances of matic and abc token in metamask's personal wallet before and after buy (or sell). - Monitored and recorded on polygon scanner after the action. - GUI, no site required. Only python code. - Python version should be , Web3 version is recommended as 5.29.0. I'm in need of a developer who is proficient in Polygon blockchain technology, Python programming, and who is well-versed in cryptocurrency transactions. The ideal candidate would have prior experience in designing, implementing, and launching ...

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

As a blockchain expert, I am looking for a seasoned developer with specific experience in developing on the Cosmos SDK. My goal is to create a new blockchain, incorporating smart contracts functionality and custom token creation. Ideal Skills: - Strong background in blockchain technology, particularly in the Cosmos SDK - Proficient in developing custom tokens and smart contracts - Proven experience in creating new blockchains - Familiarity with decentralised applications is a plus You need to have a good understanding of blockchain concepts, and have a portfolio that demonstrates your ability to handle similar projects. Please provide a brief overview of your previous experience with Cosmos SDK and new blockchain development in your bid.

I'm in need of a skilled web3 developer with experience in decentralized storage. I'm looking to build a decentralized application that leverages this technology. Your main focus will be on integrating decentralized storage solutions into the application. Key Requir...with experience in decentralized storage. I'm looking to build a decentralized application that leverages this technology. Your main focus will be on integrating decentralized storage solutions into the application. Key Requirements: - Previous experience with web3 development and decentralized storage solutions is essential. - Proficiency in building decentralized applications and integrating blockchain technology. - Strong understanding of smart contract integration. Please include relevant experi...

...Would it be possible to get a custom offer for vid about blockchain for about 1000-1100 words, presenting our MEV Eigenfi bot, here is a link, where you can read about bot The script is completely ready. Video format 16:9 with greenscreen background. If you are ready to do the voiceover of the product from this industry please make a short demo to evaluate the future quality of the video, use green screen. The best clothing is something simple, a light-colored t-shirt for example, here is the text: “MEV involves the use of mempool and arbitrage strategies along with Frontunning. It works with popular decentralized platforms on Ethereum, like Uniswap, 1inch etc.” or use any other text what you want about blockchain coding or DeFi tecnhologies After a successful...

...project entails a range of tasks including wallet integration, blockchain development and smart contract deployment. Your primary focus will be ensuring these are seamlessly integrated into the platform. Key Responsibilities: - Implement Wallet Integration: You must have a thorough understanding of how to integrate wallet services into the Cosmos SDK. - Develop Blockchain: Experience in developing blockchains using the Cosmos SDK is essential. You will be responsible for creating a robust and secure blockchain. - Deploy Smart Contracts: Your expertise in deploying smart contracts using the Cosmos SDK will be crucial to this project's success. Deliverables: - Seamless integration of wallet services - A well-functioning and secure blockchain - Successful...

I need a professional and well-designed ICO landing page that can serve as a clear and efficient platform to explain my project concept. Its main objective is to cater to both retail and institutional investors, g...dedicated and skilled team members driving the project. This will help build credibility and trust with our potential investors. - Technical description: A simple yet comprehensive explanation of our project's technical aspects is paramount. This section should demystify the tech side of our project for interested investors. Desired skills: - Exceptional design and UX experience - Understanding of blockchain technology and ICOs - Proven experience in designing similar ICO or presale landing pages - Proficiency in responsive design to ensure the page is accessible ...

As a Blockchain & Web 3 Developer, you'll lead in crafting, coding, and rolling out decentralized applications (DApps) and Web 3.0 solutions. Your expertise in blockchain tech and decentralized systems will be pivotal in driving innovative projects across various domains. You'll collaborate with diverse teams, design robust architectures, and keep abreast of cutting-edge developments in blockchain and Web 3.0 realms. Primary responsibilities: 1. Architect, code, and deploy DApps on blockchain platforms. 2. Execute smart contracts and blockchain protocols for secure transactions. 3. Work closely with product teams to translate requirements into tech specs. 4. Integrate blockchain into existing web apps, unlocking new features. 5. Res...

I'm in need of an experienced developer who can create a USDT flashing software for me. This ...doesn't need to execute real transactions. Key Requirements: - Develop this software to work specifically on Windows platform. - It should be capable of simulating USDT transactions with balance display features. - The software should be user-friendly and easy to use, suitable for my testing needs. Ideal Freelancer: - Experience with cryptocurrency development, specifically with USDT and blockchain technology. - Proficient in software development and testing. - Prior experience in creating similar software will be an advantage. Please provide any example projects and demonstrate your expertise in the field. Looking forward to working with a skilled professional who can deli...

I am seeking a proficient and experienced Cosmos SDK professional. The primary objective is to integrate the Cosmos SDK with our existing web application. Key Responsibilities: - Utilize your understanding of blockchain technology to seamlessly integrate Cosmos SDK with our web application. - Ensure that the integration enhances the performance and functionality of our platform. - Collaborate with our team to implement the integration in a timely manner. Ideal Skills and Experience: - Deep knowledge of blockchain technology, specifically in relation to the Cosmos SDK. - Proficiency in Golang programming language to effectively carry out the integration. - Prior experience in integrating the Cosmos SDK with existing web applications. - Good communication skills and a collab...

...ongoing development of a decentralized finance (DeFi) project on the Ethereum blockchain. The project is currently in progress, and the ideal candidate will have a solid understanding and experience in Ethereum, EVM, and Dex technologies. The original developer has gone on a trip, and we're seeking someone to continue the project. So, we want to prioritize completing the graphs and tables on our platform till he arrives. It's just the UI aspect, but it's linked to Web3, so we're looking for a Web3 developer. Key skills and experiences that are preferred for the job include: - Proficiency in Ethereum and Solidity - Experience in developing DeFi projects - Familiarity with EVM and Dex - Understanding of the blockchain technology - Ability to work i...

I'm looking ...develop a full stack NFT dApp on the Ethereum blockchain. The purpose of this dApp is to serve as a marketplace for trading unique digital assets. Key requirements and preferences: - The NFT dApp should be accessible to anyone, not restricted to specific users. - The project should include both the front-end and back-end development, as well as integration with the Ethereum blockchain for secure and efficient transactions. - Experience working with Ethereum blockchain and creating NFT platforms is essential. - A strong understanding of smart contract development, blockchain security, and user-friendly design is highly desired. Ideal Skills: - Ethereum Development - NFT Development - Full Stack Development - Smart Contract Development - ...

I'm seeking a skilled developer to improve the performance of my cryptocurrency platform. The current system is utilizing cloud services like AW...can manage more users efficiently. - Enhance Security: Security is a top priority. The selected developer should be able to implement robust security measures to protect the platform and its users. Experience and Skills: - Proven track record in improving the performance of cryptocurrency platforms. - Sound knowledge of cloud services, especially AWS and Google Cloud. - Strong understanding of blockchain technology can be a plus. - Experience in enhancing transaction speed, scalability, and security in software solutions. If you have the expertise and experience to deliver in these areas, I would be interested in discussing the pr...

Hi i am looking for a expert in copywriting to help brand and figure out how to make what my site does clear to users as it may be a drop complex at first but really is very simple is explained right and additionally help define a professional identity and purpose or my marketplace

Hi i am looking for a expert in copywriting to help brand and figure out how to make what my site does clear to users as it may be a drop complex at first but really is very simple is explained right and additionally help define a professional identity and purpose or my marketplace

I need support in cleaning and organizing a dataset. - You should be proficient in Python. - Experience with data cleaning and manipulation. - Familiarity with data analysis would be an added advantage. Part A: Advanced Data Analysis Load '' into Jupyter or Colab. Compute Pearson's correlation coefficient for ...correlation of all attributes with 'number_of_reviews'. Visualize with Seaborn's heatmap for corr_matrix and pandas' scatter_matrix for 'number_of_reviews', 'reviews_per_month', 'availability_365'. Part B: PCA with MNIST Dataset Discuss motivations and drawbacks of reducing dimensionality, including the curse of dimensionality. Explain if and how you can reverse PCA. Apply PCA on MNIST with a 95% explained ...

I'm seeking a skilled blockchain developer to work on a project that involves creating a new contract and token on the TON blockchain. Key Responsibilities: - Develop the Smart Contract: You will be responsible for the design and development of a smart contract that aligns with the project's specific requirements. - Token Creation: You'll also need to create a new token on the TON blockchain. Requirements: - Expertise in blockchain development. - Proficiency in TON blockchain. - Previous experience in smart contract and token creation. - Strong understanding of blockchain security. Your work should adhere to basic security measures. Your experience in blockchain, particularly in TON, will be essential to ensure the integrit...

Se requiere: - Elección de la plataforma blockchain - Instalación del software blockchain - Configuración de los nodos - Conexión de los nodos - Configuración del consenso - Configuración de la seguridad - Configuración de la escalabilidad - Pruebas y optimización - Documentación y mantenimiento

I'm in need of a seasoned developer with experience in the Solana blockchain, preferably one who has previous experience in creating Solana SPL NFT contracts. I have already prepared the art works and meta data. The main components of the project include: - NFT Contract: The main request is the creation of a Solana SPL NFT contract. Understanding of SPL (Solana Program Library) contracts is crucial for this role. - Minting Website: The website should cater to both public and pre-sale minting. Experience in developing and integrating wallet functionality for such purposes is highly desirable. - Design: I'm looking to achieve a minimalist and clean design for the minting website. Past works that present a similar aesthetic would greatly improve your chances of successful...

I'm looking for a seasoned blockchain expert, particularly one with considerable expertise with custom blockchain development.

As an individual beginning a new project, I'm seeking a skilled blockchain expert proficient in Solidity. Your role will encompass the development of a custom blockchain solution on the Ethereum platform. Skills and Experience: - Strong proficiency in Solidity programming - Comprehensive knowledge of how Ethereum works - Proven experience in custom blockchain development - Be able to offer expert blockchain consultation as needed - Previous experience with Ethereum is highly desirable By joining this project, you'll have the opportunity to work on an exciting new project while using latest technologies. Your expertise and advice will be invaluable in creating a secure and efficient system.

I'm seeking an experienced developer to build a blockchain launchpad with web3 integration. This project's focus is more on functionality than aesthetics, and you will primarily need to integrate a smart contract into our existing frontend. The essential requirements for this project are as follows: - Ability to integrate smart contracts with a frontend application. - Proficiency in working with Base Sepolia Test Net. - Familiarity with web3 blockchain development. Though not necessary, any prior experience in building launchpads or similar projects would be a significant plus. This task requires in-depth knowledge of blockchain development, so I expect all interested freelancers to have a strong background in this space.

I want to scrape the website for data and present it on my website. I want to show the marketcap and prices for 4 cryptocurrencies. I want them to update in real time and present in a bar chart as if they are competing against each other.

...Solana blockchain. The successful candidate will have a proven track record in Telegram bot development and a deep understanding of Solana's ecosystem. Key Features Required: Real-Time Price Updates: The bot must seamlessly provide real-time updates on the prices of selected SPL20 tokens on Raydium. Price Alerts: Implement a robust alert system that triggers notifications based on percentage changes in token prices. Token Selection: Offer flexibility by enabling easy modifications to the token watch-list, allowing for monitoring of multiple SPL20 tokens and adjustments as required. Ideal Skills and Experience: Telegram Bot Development: Demonstrable experience in building Telegram bots, showcasing proficiency in creating user-friendly interfaces. Solana ...

I'm seeking a developer to create a robust and efficient crypto sniping bot for Solana network. The bot should have advanced features that provide distinct strategic advantages in trading. Key Features: - Real-time price tracki...developer to create a robust and efficient crypto sniping bot for Solana network. The bot should have advanced features that provide distinct strategic advantages in trading. Key Features: - Real-time price tracking - Automatic trading execution - Customizable alert notifications Preferred Qualifications: - Proven experience in developing crypto trading bots - Comprehensive knowledge of Solana blockchain - Provide examples of past work related to this project I'll look forward to your detailed project proposals showcasing your proven track r...

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We are looking for a talented and experienced blockchain engineer to join our team and help us build the next generation of crypto trading tools. The project has been completed by 30%. So your main responsibility is to complete our crypto trading platform according to our requirements. - Responsibilities: o Develop and maintain our proprietary crypto trading platform. o Integrate with more crypto exchanges for data retrieval and order execution. o Enhance security and performance of the trading platform. o Collaborate with our team to define product features and roadmap. o Stay up-to-date with the latest developments in blockchain technology and crypto markets. - Requirements: o Bachelor's degree in Computer Science, Engineering, or a related field. o Prove...

I am in need of a skilled blockchain expert who can develop an efficient security API for me. Despite the specifics not being defined yet, I envisage that the APIs will need to offer robust security features. Thus, experience in scalable security infrastructure could be beneficial. Ideally, you will: * Be proficient in Solidity programming - it's crucial for this project. * Have a deep understanding and experience with API security. * Have the ability to design an API with robust security features. * Provide value from the experience to incorporate advanced features. If you possess these skills and have an innovative mindset, please make a bid. While not necessary, including past work, detailed project proposals or relevant experience that you have had could increase your ch...

I am in need of a content writer who can create 6 to 10 pieces of content to cover the topic of cryptocurrency. The types...topic of cryptocurrency. The types of content required include: - Blog Articles: Deep-dives into complex cryptocurrency concepts and news, explaining them in layman terms. - Website Content: Informational and promotional content that explains the ins and outs of cryptocurrency. The ideal candidate for this job is someone who: - Has a deep understanding of the cryptocurrency market and blockchain technology. - Has exceptional writing skills and can create engaging, easy-to-understand content. - Has experience creating a variety of content for a diverse audience. If you have the skills and experience to bring to this project, I look forward to receiving...

We are looking for an expert in smart contracts, specifically those deployed on the Polygon blockchain. Your application should include past work that demonstrates your experience in this field.

I have a pre-sale project. Staking, pooling, and governance must be completed. It is not yet complete and has not been deployed to servers. If you have good experience, please check the project and let me know the budget and time to complete the project. Share the repository. And I would like to h...be completed. It is not yet complete and has not been deployed to servers. If you have good experience, please check the project and let me know the budget and time to complete the project. Share the repository. And I would like to hear your advice to complete the project successfully. I want to finish it within 3 months. Requirements Technologies: Frontend, Blockchain, Web3, Backend, Database, Solidity, API Integration. thank you

I'm in need of a skilled full stack developer with experience in blockchain integration. The project involves creating a standalone escrow crypto payment gateway. Key Requirements: - Proficiency in Blockchain Integration: You should be adept at integrating blockchain technology into a payment gateway. - Experience with Multiple Cryptocurrencies: The payment gateway will support USDT Bep20, Matic, BNB, and SQD Token. You should have experience working with these and have a solid understanding of how to integrate them into the system. The ideal candidate should be well-versed in security protocols, have a good understanding of decentralized finance (DeFi), and have a proven track record of successful blockchain integration projects.

I'm seeking a competent blockchain developer with strong experience in creating smart contracts on the Ethereum network, or what I refer to as the base network. The primary objective of this project is the automation of financial transactions. This smart contract should be proficient in not only automating these transactions but should also possess the ability to interact with other smart contracts for the seamless execution of transactions. Possessing a keen understanding of the technical aspects involved in swapping one type of token for another, and staking and unstaking tokens would be beneficial but it's not a requirement for this particular job. IDEAL SKILLS AND EXPERIENCE: - Extensive experience in developing smart contracts on the Ethereum network - Proficient ...