DevSense.

Guides

Architecture

Resilient integrations: timeouts, retries, circuit breakers, and idempotency | DevSense

Laravel payment and API integrations without double charges or cascading failures: timeouts, backoff, circuit breakers, idempotency keys, reconciliation.

Architecture

PostgreSQL for dashboards: partitioning, materialized views, and JSONB | DevSense

Build fast PostgreSQL dashboards: date partitioning, instant retention drops, materialized views and rollup tables, and properly indexed JSONB in Laravel.

Architecture

Zero-downtime deployment for Laravel: atomic releases, migrations, and queues | DevSense

Deploy Laravel without downtime: symlink releases, OPcache and realpath, CI-built assets, expand/contract PostgreSQL migrations, and graceful queue restarts.

Try Quizzes

+1000 XP

PHP Expert Interview

An extreme test of 100 questions covering Zend Engine internals, memory management, Swoole, JIT, FFI, streams, and exploits.

+1000 XP

PHP Advanced Interview

A challenging test of 100 questions covering modern PHP 8.x, OOP, SPL, patterns, Composer internals, and security.

+400 XP

Git Interview Prep

A comprehensive preparation test of 40 questions covering Git commands, branching models, merging, rebasing, recovering commits, and monorepos.

Ideas