Solidity is a programming language that is primarily used to create decentralized applications (dApps) and crypto tokens. It is used within the blockchain space to code, verify, and secure transactions on Ethereum-based networks. By hiring a Solidity Expert, they can write, debug and deploy various smart contracts on Ethereum as well as ensure compliance of their smart contracts with standards like ERC20 & ERC721 tokens.
Having a qualified Solidity Expert can bring you the peace of mind knowing that you are dealing with a subject matter specialist. Freelancer.com has many skilled Solidity Experts who can help you build sophisticated software solutions with the highest of quality with their proficiency in writing efficient smart contracts in Solidity.
Here's some projects that our expert Solidity Experts made real:
- Updating existing Smart Contracts
- Developing financial bots and trading networks
- Creating dApps on alternative blockchain networks
- Designing new money transferring systems
- Auditing pre-existing token protocols
- Creating novel blockchain ecosystems
- Developing NFT marketplaces
When it comes to blockchain coding and programming complex code, there is no better way to do it securely than using Solidity. With its ever increasing importance in many facets of decentralized technology, having an experienced Solidity Expert on your team could be the competitive edge you need. So why wait? Post your project now on Freelancer.com and hire a Solidity Expert and create an unthinkable product or system!From 18,867 reviews, clients rate our Solidity Experts 4.84 out of 5 stars.
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I am looking for a skilled developer who can build a leverage trade platform for cryptocurrency and forex from scratch within a timeframe of 3 months. Requirements: - Experience in developing cryptocurrency platforms - Strong knowledge of leverage trading - Ability to build a secure and user-friendly platform - Proficiency in programming languages such as Python, Java, or C++ - Familiarity with blockchain technology and smart contracts Responsibilities: - Develop the entire leverage trade platform, including the user interface, backend functionality, and security measures - Implement leverage trading features and ensure accurate calculations - Integrate necessary APIs for cryptocurrency exchange and wallet functionalities - Test and debug the platform to ensure its stability and effecti...
I have attached detailed requirements for business logic that needs to be developed and tested in a solidity smart contract (with generated ABI). Please provide recommendations in improvements to logic as you see fit. For further context Project is Hyperledger Besu private network with Hyperledger Firefly super node used for orchestration Currently using this sample ERC20 contract on Besu, () All accounts will have a balance of ERC20 token with symbol AUD, representing Australian Dollar A central wallet mints all ERC721 and ERC20 tokens for the platform.
I am looking for a professional over 5 years experience Blockchain developer We are developing a project and our backend developer can't continue working because he has no experience with Blockchain. He has implemented some API endpoints for user management, admin panel, etc. So you will work based on the current backend and implement the remaining API endpoints for deposit, wallet, trade, etc. Our backend is developed using Node.js Express and MySQL database. Your task is to develop smart contracts and develop backend api endpoints to integrate with the smart contracts. This is what we have built until now. please work on this 1. Please setup our project environment and database server with the sql file in the db folder. 2. And develop the "Test" token smart contract and ...
Presale Contract Requirements: Token will be a placeholder, so nothing will be airdropped when presale ends (I will create the token and airdrop later) People will be able to track how much money to put in, and how much tokens they will be getting I should be able to create multiple rounds as needed. As I am thinking of creating 3 rounds. Private/Public 1/Public 2 I should be able to change the price and timer settings as needed. When the timer ends, the 2nd round should start. But I should be able to decrease or increase the timer It’s going to be on polygon So matic and usdt and usdc on polygon chain Matic - first USDT - second USDC - third
I am looking for a web developer to create a website that serves as a platform for users to connect with Metamask. The website will require basic customizations. Key requirements for the project include: - The website should provide users with a seamless experience to connect with Metamask. - Users should be able to access and utilize the functionalities of Metamask through the website. - The website should be user-friendly, with an intuitive interface for easy navigation. - The design of the website should be visually appealing and aligned with the branding of Metamask. - The functionalities requested by the client should be implemented, based on their list of requirements. Ideal skills and experience for the job: - Proficiency in web development languages such as HTML, CSS, and JavaS...
Requirements Document for a VeChain-Based Traceability Application 1. Introduction 1.1 Application Objective: Develop a traceability application on the VeChainThor Blockchain to ensure transparency and security throughout the supply chain. 2. Key Features 2.1 Product Registration: Enable decentralized recording of product details, including origin, storage conditions, important dates, etc. 2.2 Bidirectional Traceability: Ensure the ability to track products from origin to final destination. 2.3 Authenticity Verification: Integrate verification mechanisms for consumers to confirm product authenticity. 3. VeChainThor Smart Contracts 3.1 Development: Create Solidity smart contracts to manage key application functionalities. 3.2 Integration: Ensure seamless integration of smart contracts wi...
Project Title: Ipfs Data Storage Purpose of the data storage: Decentralized Application Development Technology stack: Using IPFS to store data Expected data volume for storage: Less than 1 TB Skills and experience needed for the job: - Strong understanding of decentralized application development - Proficiency in open-source technologies for data storage - Experience with IPFS (InterPlanetary File System) or similar decentralized storage systems - Knowledge of data encryption and security measures for decentralized storage - Ability to handle data volumes less than 1 TB efficiently - Good problem-solving and troubleshooting skills for potential challenges in decentralized storage implementation
I am looking for a partnership with skilled developers who can handle the smart contract part of my token project. Here are the details: Blockchain Platform: The smart contract will be deployed on the Ethereum 、BSC platform etc. As long as it can realize the general functions of the token. But it requires the ability to compile the code with the latest version of the compiler. Deadline: There is no specific deadline for the completion of the smart contract. You and your team are responsible for the creation, deployment and safety of tokens. I will be responsible for project promotion, investment and financing, and the development and implementation of physical projects. To realize the actual memory value of the token. If you have the required skills and experience, and are interested ...