0xfave.hashnode.devBringing Subscription Billing On-Chain: A Solana ExperimentI’ve always found subscription billing fascinating. It’s one of those quiet systems that powers almost everything we pay for monthly — Netflix, Spotify, Notion, Patreon, SaaS tools, even some creator Feb 24·7 min read
0xfave.hashnode.devExploring Data Engineering with RustI'm diving into the world of big data using Rust. This might sound unusual—isn't Python the industry standard? Yes, Python dominates the field, but I chose Rust because I want to master it for systems programming, which is my end goal. It all started...Feb 5·4 min read
0xfave.hashnode.devFrom Wormhole to Web3.js: Tracking Solana’s Security EvolutionThe $325M Wormhole Bridge hack (February 2022) and the $8M Slope Wallet breach (August 2022) were not merely isolated incidents—they were seismic revelations of protocol-level weaknesses and ecosystem-wide dependencies that would define Solana’s secu...Apr 15, 2025·18 min read
0xfave.hashnode.devRaydium AMM How it worksOverview The Raydium AMM is an on-chain smart contract based on the “constant product” in a permissionless and decentralized manner built on the Solana blockchain, And it also shares its liquidity according to the Fibonacci sequence in the form of li...Dec 27, 2024·17 min read