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Technical interview questions and answers for PHP, Laravel, JavaScript, Node.js, React, MySQL and more.
Interview preparation
18 Docker interview questions from images and volumes to build cache, Compose, networking, signals and the containerd image store, with short model answers.
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Interview preparation
22 PHP interview questions grouped by level, with concise model answers and short examples covering strict types, enums, match, PDO, password hashing, property hooks and the PHP 8.5 pipe operator.
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Interview preparation
Twelve CodeIgniter 4 interview questions on models and the Query Builder, with clear answers and code: mass assignment, soft deletes, casting, SQL safety.
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Interview preparation
17 Git interview questions with model answers: index and branches, merge vs rebase, reset modes, revert, conflicts, reflog recovery, bisect and Git 3.0.
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Interview preparation
17 React interview questions with model answers: keys, state snapshots, effects, refs, Actions, React Compiler, Server Components and what React 19.3 added.
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Interview preparation
20 Node.js interview questions with model answers checked against the Node.js 24 docs: the event loop, nextTick versus setImmediate, streams, worker threads, the permission model, built-in test runner, TypeScript type stripping and graceful shutdown.
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Interview preparation
18 REST API design interview questions with model answers: methods, idempotency, status codes, problem details errors, pagination, versioning and ETags.
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Interview preparation
21 Laravel interview questions with model answers checked against the Laravel 13.x documentation: the service container, request lifecycle, Eloquent N+1, mass assignment, policies, Sanctum, queues and what Laravel 13 changed.
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Interview preparation
21 JavaScript interview questions with model answers and runnable code: scope, closures, this, the event loop, promises, debounce, modules, memory leaks and recent ECMAScript features such as iterator helpers and Set methods.
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Interview preparation
21 MySQL interview questions with model answers checked against the MySQL 8.4 manual: joins, indexes, EXPLAIN ANALYZE, transactions and isolation levels, window functions, CTEs, keyset pagination, replication and what changed in 8.4.
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Interview preparation
Twelve PHP interview questions on enums, readonly properties and readonly classes, answered with code and real error messages tested on PHP 8.5.
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Interview preparation
18 TypeScript interview questions with tested answers: unknown vs any, narrowing, discriminated unions, generics, satisfies, branded types and TypeScript 7.
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