backend

Build production-ready REST APIs with Yii2 — ActiveController for instant CRUD, custom controllers, field serialization, pagination, Bearer token auth, rate limiting, API versioning, and CORS configuration.

Master Yii2's form system — ActiveForm widget, built-in and custom validators, model scenarios, file uploads, tabular input, AJAX validation, and client-side validation with practical examples.

Master Yii2's built-in security layer — configure the user component, build login/signup forms, protect controllers with AccessControl, and implement full role-based access control (RBAC) with database-backed permissions and rules.

Master real-time IoT data pipelines. Covers ingestion architectures, stream processing with Kafka Streams and Flink, batch vs stream trade-offs, Lambda and Kappa architectures, data transformation, storage strategies, and building production pipelines.

Master device lifecycle management, OTA firmware updates, device shadows, configuration sync, and fleet management at scale in production IoT systems.

Learn how Yii2 talks to databases — configure db connections, write migrations, perform CRUD with Active Record, define model relations, build complex queries with Query Builder, and wrap operations in transactions.

Master the Yii2 MVC pattern — how Controllers handle requests, how Views render HTML with layouts and partials, how Models encapsulate data and validation, and how URL routing connects them all.

Learn how to install Yii2 with Composer, understand the project structure, configure your application, and run your first Yii2 web app. Step-by-step guide for the Yii2 Basic template.

Master the Yii2 PHP framework from installation to production deployment. A structured 12-post roadmap covering MVC, Active Record, RBAC, REST APIs, Gii, caching, testing, and performance tuning.

Complete guide to dependency management in Spring Boot. Learn Maven and Gradle build tools, Spring Boot Starters, BOM management, version conflicts, multi-module projects, and best practices for maintainable builds.