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Achievements

Achievement: Pull Sharkx3Achievement: Starstruckx2Achievement: QuickdrawAchievement: Galaxy BrainAchievement: YOLOAchievement: Public SponsorAchievement: Arctic Code Vault Contributor

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hodlwarden/README.md

👋 Hello, I'm Hodlwarden

🚀 Blockchain & Smart Contract Engineer

Telegram Gmail

Blockchain Smart Contracts Multi-Chain

💼 About Me

I'm a blockchain developer specializing in smart contract development and blockchain infrastructure. My expertise includes:

  • 📜 Smart Contract Engineering: Designing and deploying secure, optimized on-chain programs across multiple networks
  • 🔗 Multi-Chain Development: Extensive experience with Solana, Ethereum, and all EVM-compatible chains
  • ⚙️ Blockchain Infrastructure: Building high-performance blockchain nodes, RPC services, and protocol integrations
  • 🔄 Cross-Chain Integration: Seamless integration with major DeFi protocols across different blockchain networks

🛠️ Blockchain Expertise

🌟 Networks & Ecosystems

Solana Ethereum Polygon BSC Arbitrum Optimism Avalanche

  • ⚡ Solana - Advanced proficiency in Solana program development using Rust and Anchor Framework
  • 💎 Ethereum - Smart contract development, DeFi protocols, and ERC standard implementations
  • 🔷 EVM-Compatible Chains - Full development on Polygon, BSC, Arbitrum, Optimism, Avalanche, Base, and more

🔄 Cross-Chain Capabilities

  • 💼 Multi-chain wallet systems and transaction management
  • 🌉 Cross-chain bridge integrations and asset transfers
  • 🚀 Universal smart contract deployment and management tools

🔧 Technical Stack

💻 Programming Languages

Rust Go Solidity

⛓️ Blockchain & Web3

Solana Ethereum Anchor Hardhat Foundry

🎯 Development Tools

Git Docker Linux

🌐 Blockchain Networks:

  • Solana, Ethereum
  • EVM-Compatible: Polygon, BSC, Arbitrum, Optimism, Avalanche, Base

📜 Smart Contract Development:

  • Solana: Rust, Anchor Framework
  • Ethereum/EVM: Solidity, Hardhat, Foundry

💻 Core Languages:

  • Rust - Solana programs, blockchain infrastructure, high-performance systems
  • Go - Blockchain nodes, RPC services, protocol implementations
  • Solidity - EVM smart contracts, DeFi protocols

⚙️ Infrastructure:

  • Yellowstone gRPC, Jito, RPC optimization, Node hosting
  • Custom blockchain nodes and infrastructure development

💎 DeFi Protocols:

  • Jupiter, Raydium, Uniswap, PancakeSwap, and other major DeFi protocols

🤝 Collaboration

I'm available for:

  • 📜 Smart Contract Development: Custom smart contracts for Solana, Ethereum, and EVM chains
  • 🔍 Smart Contract Auditing: Security reviews and optimization
  • ⚙️ Blockchain Infrastructure: Node development, RPC services, and protocol integrations
  • 🔗 Cross-Chain DeFi Integration: Protocol integration and consulting
  • 💼 Multi-Chain Solutions: Wallet systems and infrastructure development
  • 🏢 Enterprise Solutions: Private deployment and custom blockchain solutions

📬 Contact Me

Telegram Email

💎 Building secure and efficient blockchain solutions 🚀

Pinned Loading

  1. solana-arbitrage-bot solana-arbitrage-bot Public

    Solana arbitrage bot — Rust-based. Discovers and executes profitable DEX swaps via Jupiter on Solana. RPC-only, quote polling, optional Yellowstone gRPC big-trade monitor.

    Rust 76 29

  2. pumpfun-sniper pumpfun-sniper Public

    Jito shredstream + GRPC pumpfun sniper, 0 block sniping in stable, first buyer with 70~80% win rate, jito shredstream is faster than grpc around 100~150ms which means it has higher rate that can wi…

    Rust 58 21

  3. pumpfun-pumpswap-bundler pumpfun-pumpswap-bundler Public

    Pumpfun Pumpswap Bundler is a tool that users can operate their tokens like creating/bundle buying/operating volumes based on their setting.

    Rust 47 34

  4. grpc-meteora-sniper grpc-meteora-sniper Public

    Meteora Dlmm Sniper (yellowstone grpc)

    TypeScript 3