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Max R. — Mid-Level Web3 Blockchain Developer from Argentina

Max R.

Mid-Level Web3 Blockchain Developer

Argentina 3-6 years
Open to offersNew to Platform
Languages
Spanish
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About

Max R. is a Full-Stack Web3 Developer with over 3 years of hands-on experience building scalable web applications and decentralized systems. Based in San Juan, Argentina, Max R. specializes in smart contract development and blockchain security within Web3 and the Solana ecosystem. As Technical Lead at Ragnarok Byts since 2023, he led the development of more than ten web applications and designed Web3 architectures for real-world staking and reward systems, consistently optimizing performance and reducing vulnerabilities. With freelance experience delivering 20+ websites for diverse industries, Max R. improved client SEO rankings and site speed while implementing secure coding practices. His portfolio includes smart contract auditing for projects like Ekubo, Swafe, and Merkl, using tools such as Rust and Solidity, and applying methodologies like fuzz and invariant testing. Max has also created tokenization platforms for real estate investment, integrating advanced security and on-chain/off-chain systems.

Experience

  • Technical Lead and Full-Stack Developer

    Ragnarök Byts · 2023 — Present
    Oversaw the development of multiple web applications utilizing Next.js, TypeScript, and Tailwind CSS. Crafted and executed Web3 architectures tailored for real-world applications, such as staking and reward mechanisms. Created and deployed various smart contracts related to memberships, staking, and token incentives. Integrated Ethers.js and Wagmi to incorporate blockchain features into frontend applications. Enhanced website performance metrics, elevating scores on Lighthouse from approximately 60 to over 90 across diverse projects.

  • Freelance Web Developer

    Company not specified · 2021 — 2023
    Produced numerous websites and landing pages for clients across various sectors. Developed scalable backend solutions using Node.js and REST APIs. Improved clients' SEO rankings, attaining top 10 positions in local Google searches. Increased the average performance of page speeds by 30% across different projects. Applied secure coding techniques to mitigate common vulnerabilities in deployed applications.

  • Smart Contract Development and Auditing (Independent)

    Company not specified
    Engineered smart contracts employing Solidity and Rust for systems involving staking, rewards, and tokenization. Conducted audits for several Web3 projects, including Ekubo, Swafe, Merkl, Garden, SukukFi, and Brix Money. Detected and recorded critical and medium vulnerabilities through thorough manual evaluations and tests. Developed proof-of-concept exploits alongside advanced testing suites utilizing Foundry and Hardhat. Enhanced contract reliability through fuzz testing and invariant testing, while optimizing gas usage in smart contracts for reduced execution costs by approximately 20% in testing scenarios.

Skills & Expertise

Rust DeveloperBlockchain DeveloperFull Stack DeveloperSolidity DeveloperWeb3 Developer

Education

  • Tecnicatura Superior en Desarrollo de Software
    Instituto Superior Técnico San Martín