This intermediate Angular course helps you transform a foundational application into a scalable, API-connected, production-ready system. You’ll integrate real backend services, manage asynchronous data using RxJS and Angular Signals (v18–21), structure maintainable component architectures, and introduce testing practices that improve reliability.

Angular Intermediate: APIs, Testing & Scalable Architecture
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Angular Intermediate: APIs, Testing & Scalable Architecture
This course is part of Mastering Angular: Foundations to Enterprise-Ready Apps Specialization

Instructor: Board Infinity
Included with
Recommended experience
What you'll learn
Integrate and manage backend APIs using Angular HttpClient and interceptors
Apply RxJS and Angular Signals for structured, reactive state management
Design scalable component architectures with effective dependency injection
Implement unit and component testing to ensure application reliability
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March 2026
16 assignments
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There are 4 modules in this course
This module focuses on connecting Angular applications to real backend APIs using the HttpClient. Learners perform CRUD operations, handle errors, implement retry strategies, and use interceptors for authentication, caching, and logging. They also apply API integration patterns such as pagination, filtering, real-time UI updates, and service-based design. The module concludes with a project milestone where learners integrate CRUD features and implement an end-to-end UI + API workflow.
What's included
10 videos5 readings4 assignments1 discussion prompt2 plugins
This module focuses on managing application state in a scalable and predictable way. You will examine component-level state, shared state through services, and reactive patterns using RxJS Observables, Subjects, and BehaviorSubjects. The module also introduces structured data flow patterns, including smart and presentational components, and provides an overview of store-based state management concepts. You will design a structured state architecture that ensures consistency and maintainability across your application.
What's included
9 videos3 readings4 assignments1 plugin
This module covers securing Angular applications through authentication and authorization strategies. You will explore authentication fundamentals, token-based authentication, route guards, HTTP interceptors, and role-based access control. Practical implementation includes login and logout flows, persistence of authentication state, and real-world integration patterns. By the end, you will implement a secure authentication system that protects routes and APIs while managing user roles effectively.
What's included
9 videos3 readings4 assignments1 discussion prompt1 plugin
This module addresses performance tuning and advanced Angular optimization strategies. You will analyze Angular’s change detection mechanisms, compare detection strategies, and identify common performance bottlenecks. The module introduces template and component optimization, lazy loading, code splitting, signals, zoneless concepts, and performance monitoring practices. You will optimize your application using modern Angular techniques to improve responsiveness, scalability, and runtime efficiency.
What's included
10 videos3 readings4 assignments1 plugin
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Board Infinity

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Frequently asked questions
No, this course assumes you already understand Angular fundamentals such as components, services, routing, and data binding, and if you are completely new to Angular, you should complete a beginner-level course before enrolling.
The course aligns with Angular v18–21 concepts including modern features like Signals, while the architectural principles taught can still be applied to slightly older Angular versions.
You do not need backend coding experience, but having a basic understanding of how REST APIs work will help you better understand API integration concepts covered in the course.
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