Congratulations - You Know Rust!
You have covered everything from ownership to WebAssembly. Here is where to go next to become a professional Rust developer.
What You Have Mastered
- Ownership, borrowing, and lifetimes - Rust's unique memory model
- Traits and generics - polymorphism the Rust way
- Error handling with Result and custom errors
- Concurrency: threads, channels, Arc/Mutex, async/await
- Real-world tools: CLI apps, web servers, JSON, testing, WASM
Essential Crates to Know
| Category | Crate | Use For |
|---|---|---|
| HTTP Client | reqwest | HTTP requests with async |
| Web Framework | axum / actix-web | REST APIs, web servers |
| Serialization | serde + serde_json | JSON, YAML, TOML |
| Async Runtime | tokio | Async I/O, timers, channels |
| CLI | clap | Command line parsing |
| Errors | thiserror / anyhow | Library / application errors |
| Database | sqlx / diesel | SQL (async / ORM) |
| Parallel | rayon | CPU-parallel iterators |
| Logging | tracing | Structured logging + spans |
| Testing | proptest / mockall | Property testing / mocking |
Career Paths with Rust
🦇 Blockchain / Web3
Solana programs in Rust. 90% of high-performance chain tooling is Rust. Immediately marketable skill.
🌐 Systems / Infrastructure
OS components, network proxies, databases. Companies like Cloudflare, AWS, Oxide. Premium salaries.
🖥 WebAssembly
Browser-native performance. Game engines, codecs, cryptography. Figma, Notion, 1Password use Rust+WASM.
Resources to Level Up
- The Rust Book: doc.rust-lang.org/book - Official, comprehensive, free
- Rust by Example: doc.rust-lang.org/rust-by-example - Learn by code
- Rustlings: github.com/rust-lang/rustlings - Interactive exercises
- Comprehensive Rust: google.github.io/comprehensive-rust - Google's course
- Zero to Production in Rust: Book - Production web services
- Jon Gjengset: YouTube - Deep dives on advanced topics
- This Week in Rust: Newsletter - Ecosystem news
- crates.io + docs.rs: Packages and their documentation
🎉 You Are a Rustacean Now
- Rust is hard to learn but impossible to unlearn - it changes how you think about code
- The community is welcoming: reddit.com/r/rust, discord.gg/rust-lang, users.rust-lang.org
- Build something real: a CLI tool, a small web API, a blockchain app
- The best Rust code is the code you ship - perfect is the enemy of good
- Welcome to the most exciting language ecosystem in software development 🦀