Fave (@0xfave) | Hashnode

I Built a Production Job Queue Without Redis — Here's Why PostgreSQL LISTEN/NOTIFY Was Enough

I saw Arjay McCandless's TikTok video on "3 Projects to Master System Design" and went with number 3: a job queue. When I shared my architecture in the comments, everyone said the same thing: "You nee

Jul 13 · 8 min read0xfave.hashnode.dev

How Geyser Streams Data

Not this Geyser (the hot spring kind) — I mean Solana Geyser. Solana Geyser is an internal plugin system (or interface) that Solana validators expose to emit events as they process blocks. It gives ap

Apr 30 · 9 min read0xfave.hashnode.dev

Exploring Data Engineering with Rust

I'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 read0xfave.hashnode.dev

From Wormhole to Web3.js: Tracking Solana’s Security Evolution

The $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 read0xfave.hashnode.dev

Raydium AMM How it works

Overview 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 read0xfave.hashnode.dev

Fave

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Fave's blogs

I Built a Production Job Queue Without Redis — Here's Why PostgreSQL LISTEN/NOTIFY Was Enough

How Geyser Streams Data

Exploring Data Engineering with Rust

From Wormhole to Web3.js: Tracking Solana’s Security Evolution

Raydium AMM How it works

Fave

About

Available for

Fave's blogs

I Built a Production Job Queue Without Redis — Here's Why PostgreSQL LISTEN/NOTIFY Was Enough

How Geyser Streams Data

Exploring Data Engineering with Rust

From Wormhole to Web3.js: Tracking Solana’s Security Evolution

Raydium AMM How it works

Fave

About

Available for

Fave's blogs

I Built a Production Job Queue Without Redis — Here's Why PostgreSQL LISTEN/NOTIFY Was Enough

How Geyser Streams Data

Exploring Data Engineering with Rust

From Wormhole to Web3.js: Tracking Solana’s Security Evolution

Raydium AMM How it works

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Fave

About

Available for

Fave's blogs

I Built a Production Job Queue Without Redis — Here's Why PostgreSQL LISTEN/NOTIFY Was Enough

How Geyser Streams Data

Exploring Data Engineering with Rust

From Wormhole to Web3.js: Tracking Solana’s Security Evolution

Raydium AMM How it works