Ethereum is an open-source distributed blockchain network that enables its users to create smart contracts, build and deploy decentralized applications (DApps) securely, and maintain a digital ledger of transactions without the need for a third-party mediator. An Ethereum Developer is a professional that has a strong understanding of blockchain technology and the necessary programming skills to create smart contracts, develop decentralized applications (DApp), implement crypto wallets and payment systems, and secure associated networks.

Here's some projects that our expert Ethereum Developers made real:

  • Created user authentication and 3rd-party verification systems for web applications
  • Developed secure payment systems and crypto wallets
  • Implemented blockchain-based trading networks
  • Developed smart contracts and token minting protocols
  • Created decentralized registries with publicly viewable records
  • Built bots to purchase tokens within the Ethereum or Binance blockchains

The Ethereum blockchain not only provides the tools for increased security measures but also provides tamper-proof smart contract functionality through which its users can directly interact with each other without the need for intermediaries. Our expert Ethereum Developers have years of experience in creating blockchain solutions for individuals, startups, and established companies. All of’s vetted Ethereum Developers possess the necessary tech expertise to make any idea into a reality.

So if you have an idea in mind that can benefit from this incredible technology, why not post your project on to hire an expert Ethereum Developer? Our vast array of qualified developers specialize in building customized solutions on the Ethereum protocol to enable your project’s success. Begin your journey towards production now by posting your project on!

De 28,681 opiniones, los clientes califican nuestro Ethereum Developers 4.86 de un total de 5 estrellas.
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    12 trabajados encontrados, precios en EUR
    want crypto expert 6 días left

    want crypto expert in trading .........

    €38 (Avg Bid)
    €38 Oferta promedio
    2 ofertas

    Looking for a freelancer with experience in flashloan arbitrage using the Balancer platform. - The project involves finding the optimal amount input for flashloan arbitrage opportunities. - the optimal amount input should be written in js. with library. - and the DEX for the arbitrage should be using 1 inch dex aggregator. - The desired profit margin for each opportunity is 10%. - All transactions will be conducted in Ethereum. Ideal Skills and Experience: - Experience in flashloan arbitrage using the Balancer platform. - Knowledge of Ethereum and smart contracts. - Understanding of arbitrage strategies and profit calculations.

    €152 (Avg Bid)
    €152 Oferta promedio
    10 ofertas
    blockchain wallet recovery 12 horas left

    Hi, I'm in need of assistance recovering access to my Ethereum Wallet. I've tried getting in before, but I got stuck and never managed to successfully gain access again. I still have my access pin, but I'm missing my private key, recovery phrases, or any other information that may be necessary. I'm hoping to find someone who can help me regain access to my wallet. If you have any expertise in dealing with blockchain technology or have access to the tools and techniques necessary to successfully help me recover my wallet, I'd love to connect and discuss further. Thank you for considering my project!

    €509 (Avg Bid)
    €509 Oferta promedio
    27 ofertas
    create a smart contract 5 días left

    I am looking for a skilled developer who can create a smart contract on the Ethereum blockchain platform. Skills and experience required for this project include: - Proficiency in Ethereum blockchain platform - Strong understanding of smart contract development - Ability to work with detailed specifications provided by the client - Experience in creating and implementing smart contracts for the transfer of tokens The primary function of the smart contract is to facilitate the transfer of tokens. If you have the necessary skills and experience, please submit your proposal along with examples of previous work in smart contract development.

    €20 / hr (Avg Bid)
    €20 / hr Oferta promedio
    72 ofertas

    Project Title: Crypto Whale Alert Description: - I am looking for a system that can track and alert me about large transfers of Ethereum to exchanges. - The ideal candidate should have experience in cryptocurrency tracking and be familiar with Ethereum. - The system should be able to send alerts through Twitter. - The project requires expertise in API integration with Twitter. - The system should be able to provide real-time updates and notifications. - It should be able to filter out irrelevant or false alerts. - The alerts should be concise and include relevant information such as the amount of Ethereum transferred and the exchange involved. - The system should have a user-friendly interface for easy monitoring and customization of alerts. - The candidate should have experience in devel...

    €1306 (Avg Bid)
    €1306 Oferta promedio
    9 ofertas

    Earn up to $300 USD for an on-site 90-minute survey We're working with one of the world's biggest tech companies to help train AI through a 2-part study that pays up to $300 USD. The task is 90-minutes long where you will be posing in front of a camera with the TechMahindra team assisting you to capture unique body movements and facial expressions. Upon arriving to the site, you will be asked to present: - state-issued ID and vaccination card - extra pair of shoes - additional clothing set (for summer/winter) What you need to know: The team is interested in finding freelancers with different skin tones. Category 1-6 will be provided to you over the chat box. The age target is between 10-75 years old. Participants below the age of 18 should arrive with a legal g...

    €29 - €238
    Local Sellado Acuerdo de Confidencialidad
    €29 - €238
    3 ofertas

    Blockchain Integration and Smart Contract Writing Expert Needed I am looking for a skilled professional who can integrate a private blockchain into my app and write 1-3 smart contracts using Ethereum. The ideal candidate should have experience in private blockchain integration and be proficient in writing smart contracts using Ethereum. Skills and Experience Required: - Strong knowledge and experience in integrating private blockchains - Proficiency in Ethereum blockchain platform - Ability to write 1-3 smart contracts - Familiarity with blockchain technology and smart contract development best practices - Strong problem-solving and debugging skills - Attention to detail and ability to deliver high-quality work If you have the necessary skills and experience, I would love to hear from y...

    €1449 (Avg Bid)
    €1449 Oferta promedio
    34 ofertas

    I am looking for a freelancer to create recorded courses on Blockchain for Basic, Medium, and Advanced levels. The ideal candidate should have expertise in Blockchain technology and experience in creating educational content. Specific Requirements: - The courses should cover all levels: Basic, Medium, and Advanced. - The courses should be delivered in video lecture format. Skills and Experience: - Strong understanding of Blockchain technology and its applications. - Experience in creating educational content, especially video lectures. - Ability to explain complex concepts in a clear and concise manner. - Familiarity with instructional design principles. - Proficiency in video editing software and tools. Please provide examples of previous work or a portfolio showcasing your expertise i...

    €1623 (Avg Bid)
    €1623 Oferta promedio
    9 ofertas

    I am looking for a freelancer who can help me create a private Ethereum based blockchain for data storage and retrieval. The ideal candidate should have experience in developing Ethereum based blockchains and should be familiar with the standard Ethereum security protocols. Requirements: - Develop a private Ethereum blockchain for data storage and retrieval - Implement standard Ethereum security features to ensure the integrity and confidentiality of the stored data - Optimize the transaction speed to be higher than the standard Ethereum speed Skills and Experience: - Proficiency in Ethereum blockchain development - Strong understanding of Ethereum security protocols - Experience in optimizing blockchain transaction speed If you have expertise in developing private Ethereum blockchains ...

    €143 - €429
    €143 - €429
    0 ofertas

    Description: We are looking for an experienced blockchain developer to create a multichain crypto wallet with the capability for deposit, withdraw, and transfer functions. The wallet must support the top 25 cryptocurrencies by market capitalization, and the admin should have the ability to list TRC20, BEP20, ERC20, and Polygon tokens as well. Key Responsibilities: Develop a multichain crypto wallet with support for deposit, withdraw, and transfer functions. Implement the functionality to handle the top 25 cryptocurrencies by market capitalization. Provide an admin interface to list and manage TRC20, BEP20, ERC20, and Polygon tokens. Ensure security and compliance with industry best practices. Requirements: Proven experience in blockchain development with a focus on wallet creation. Ex...

    €2501 (Avg Bid)
    €2501 Oferta promedio
    6 ofertas

    We are currently overseeing a startup based on the blockchain system. They have a token release coming soon and subsequently an airdrop for several active and random users. We are specifically creating an event (airdrop) for their opening. We will have a closed page that only a limited list of people will have access to. What is required of you: -You need to conduct a full test of the landing page (including the functionality of the airdrop) -Describe the errors. -Update the page design (since now it is just a sample template). -Create a description for the newsletter about a closed airdrop (an example of what should be in the text is on the site). It is necessary to have an understanding of how cryptocurrencies work and experience investing in them

    €921 (Avg Bid)
    €921 Oferta promedio
    31 ofertas
    PHP Blockchain expert 18 horas left

    I am looking for a php expert who can develop a crypto payment in bitcoin, eth, usdt trc20 and erc20

    €521 (Avg Bid)
    €521 Oferta promedio
    48 ofertas

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