# PHP Engineer Things to Learn.txt

# PHP Engineer Things to Learn

## Message brokers

- RabbitMQ
- Kafka

## Frontend

- HTML
- CSS
- JavaScript

## English

## Linux

- Bash
- SSH

## Docker

## Web

- HTTP(S) RFC
- DNS
- TCP/IP

## Computer Science

- Algorithms
- Data structures
- Discrete mathematics

## API

- RPC
- REST
- GraphQL
- Swagger

## Authentication

- OAuth
- Basic
- Token
- JWT

## Performance

- Caching
    - Cache invalidation
    - Redis
    - Memcached
- Profiling
    - xhprof
    - Blackfire
- Scaling
    - Horizontal and vertical

## Search engines

- ElasticSearch
- Sphinx
- SOLR

## PHP

- Language basics
- PSR
- Composer

## Frameworks

- Symfony
- Laravel
- Yii

## Soft skills

## Business

## OOP/OOD

- Basics
- Principles
    - SOLID
    - GRASP
    - YAGNI
    - KISS
    - DRY
- Design patterns
- DDD

## Testing

- Unit
- Functional
- Integration
- AAA
- Tools
    - PHPUnit
    - Codeception
- CI/CD

## VCS

- Git / Mercurial
- SemVer

## Databases

- Concepts
    - Indexes
    - Locks
    - ACID
    - N + 1 problem
    - Normalization
- Relational
    - SQL
    - MySQL
    - PostgreSQL
- PHP-specific
    - PDO
    - ORM
- Key-value
    - Redis
- Document
    - MongoDB

## Debugging

- XDebug

## Webservers

- nginx
- PHP-FPM
- Apache

## Regex

## Security

- Principles
- Attacks

## Architecture

- Monolith
- Microservice
- MVC / ADR
- SOA
- CQRS/ES
- Serverless