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    Freelance Cardano Node & PHP Integration Specialist

    William Rothstein
    Remote Freelance 40 (ETH, DAI, USDT) 2026-05-19

    About William Rothstein

    This company is currently not providing a public description of their operations or mission.

    About the Position

    Introduction

    We are seeking an experienced freelance developer to integrate Cardano blockchain functionalities into our existing PHP/MySQL application. The ideal candidate will be proficient in setting up Cardano nodes and implementing RPC communication, enabling our platform to handle Cardano transactions similarly to our current Bitcoin and Ethereum integrations.

    Responsibilities

    • Set up a Cardano node on a Linux Ubuntu server.
    • Establish RPC communication between the Cardano node (on Ubuntu) and our PHP web host.
    • Integrate functionalities within our PHP/MySQL application for:
      • Generating Cardano deposit addresses.
      • Detecting incoming Cardano transactions.
      • Identifying confirmed Cardano transactions.
      • Sending Cardano transactions to clients.
    • Ensure the integration supports Cardano native tokens and all tokens on the Cardano blockchain.
    • Collaborate with our team to seamlessly integrate new functionalities into the existing PHP/MySQL codebase, which currently supports Bitcoin, Ethereum, and ERC-20 tokens.

    Requirements

    • Proven experience with Cardano node setup and operation.
    • Strong understanding of RPC communication protocols.
    • Expertise in PHP and MySQL database integration.
    • Demonstrable experience with blockchain integration, including generating addresses, detecting transactions, and sending transactions.
    • Ability to provide a portfolio or showcase existing applications that demonstrate experience with similar functionalities.
    • Proficiency with Linux environments, specifically Ubuntu.

    Nice to Have

    • Experience with other popular cryptocurrencies and blockchain integrations.

    Benefits

    • Competitive compensation in cryptocurrency (ETH, DAI, USDT).
    • Flexibility of a freelance, remote role.
    • Opportunity to work on cutting-edge blockchain integrations.

    About Company

    [Company description is not provided in the original job posting.]

    How to Apply

    If you possess the required skills and experience, please provide proof of your capabilities through a portfolio or working examples of similar integrations. We look forward to reviewing your application. Thank you.

    Apply Now

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    Location

    Remote

    Type

    Freelance

    Keywords

    Cardano
    Blockchain
    PHP
    MySQL
    RPC
    API Integration
    Linux
    Ubuntu
    Smart Contracts
    Freelance
    Web Development
    Verified Company

    Freelance Cardano Node & PHP Integration Specialist

    William Rothstein