Backend Engineering Fundamentals Jun 2026

Backend security is non-negotiable.

The backend verifies authenticity using a secret or public/private key pair. Encryption

Codebases become difficult to manage as they grow. backend engineering fundamentals

Serverless computing offloads infrastructure management to cloud providers.

In-memory object caching using Redis or Memcached. Database: Native query caches built into database engines. Cache Invalidation Strategies Backend security is non-negotiable

Verifying who a user is (e.g., via Passwords, OAuth2, Biometrics).

Utilizes GET, POST, PUT, DELETE for CRUD operations. Payloads: Typically exchanges data via JSON or XML formats. gRPC (Google Remote Procedure Call) Biometrics). Utilizes GET

An architectural style utilizing standard HTTP methods for resource manipulation.