Backend Engineering

Backend Developer (PHP)

Developing web applications and APIs in PHP using modern frameworks

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9 skills

45 requirements

35 mandatory

1 domains

Awareness 9 Working 11 Advanced 18 Expert 7

Level:

Profiles: Awareness Working Advanced Expert -- Click level to expand, click requirement for details and voting

Database Management

9 skills · 45 requirements

Skill	Junior	Middle	Senior	Lead	Principal
Relational Databases
PostgreSQL	Awareness	Working	Advanced	Advanced	Expert
MySQL / MariaDB	Awareness	Working	Advanced	Advanced	Expert
Database Optimization
Database Indexing	Awareness	Working	Advanced	Advanced	Expert
Query Optimization	Awareness	Working	Advanced	Advanced	Expert
Transactions & Concurrency	Awareness	Working	Advanced	Advanced	Expert
Connection Pooling	Awareness	Working	Working	Advanced	Advanced
Database Sharding	Awareness	Working	Working	Advanced	Advanced
Data Modeling
Data Modeling & Schema Design	Awareness	Working	Advanced	Advanced	Expert
Database Migrations	Awareness	Working	Advanced	Advanced	Expert

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