I’m looking for an experienced blockchain developer to build an automated system for my Solana-based project. 🎯 Project Goal I need a system that: Collects transactions from a specific set of Solana wallet addresses (or filtered users). For each transaction: Identify the token involved Record transaction timestamp Capture the Market Cap (MC) and All-Time High (ATH) at: The exact time of transaction 2 hours after the transaction Store results in a structured format (database, CSV, or dashboard). 📊 Data Requirements For each transaction, I need: Wallet address Token address Transaction signature Timestamp Market Cap at transaction time ATH at transaction time Market Cap 2 hours after ATH 2 hours after 🛠 Technical Requirements Strong experience with Solana RPC / Web3.js / Helius / Triton / Solana APIs Experience working with: Historical token data Market cap calculations On-chain data parsing Ability to integrate with external APIs (DEXScreener, Birdeye, etc.) if needed Clean, scalable architecture 📦 Deliverables Fully working script or backend service Clear documentation Instructions for running/deploying ❓ In Your Proposal, Please Include: Similar blockchain/data automation projects you’ve built How you would approach historical MC & ATH retrieval Estimated timeline Your suggested stack