Backend Engineering
Construct scalable server-side logic and elite architectural foundations.
Node.js & Execution Context
Understand the V8 engine and the power of non-blocking I/O.
Why this matters
The Event Loop allows Node.js to handle thousands of concurrent connections efficiently on a single thread.
Key Topics
- Event Loop
- Buffer & Streams
- CommonJS vs ESM
- Worker Threads
Actionable Guide
Build a local file-processing CLI that handles gigabyte-sized CSVs using streams.
API Design & Communication
Master REST, GraphQL, and high-performance communication protocols.
Why this matters
Standardized communication ensures your frontend and backend talk effectively and securely.
Key Topics
- RESTful Best Practices
- GraphQL Schemas
- WebSockets
- Rate Limiting
Actionable Guide
Design and document a production-grade API for a multi-tenant SaaS application.
Database Architecture
Master SQL, NoSQL, and efficient data modeling strategies.
Why this matters
Your application is only as fast as its slowest query. Indexing and normalization are vital.
Key Topics
- PostgreSQL & Normalization
- MongoDB & Sharding
- Redis Caching
- Prisma ORM
Actionable Guide
Schema-design a complex e-commerce database handling multiple vendors and real-time inventory.
Backend Mastered
You can now architect and deploy industrial-strength server systems.
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