Typescript For Scalable Javascript Applications Training Course in Nigeria
Introduction
The TypeScript for Scalable JavaScript Applications Training Course is a powerful, in-demand program tailored for developers seeking to build robust, maintainable, and scalable web applications. With the rapid evolution of frontend and backend development, TypeScript has emerged as the industry standard for large-scale JavaScript projects due to its static typing, advanced tooling, and improved code readability. This training course equips participants with the skills to transform plain JavaScript into a highly structured and efficient development workflow using TypeScript.
Participants will gain a deep understanding of TypeScript’s core features, including type annotations, interfaces, generics, advanced object-oriented patterns, and module systems. The course covers practical integration with popular frameworks like React and Node.js, empowering learners to build high-performance applications with enhanced developer productivity, better debugging, and minimal runtime errors. Whether for enterprise software, SPAs, or full-stack apps, mastering TypeScript is crucial in today’s software development ecosystem.
Target Audience
- JavaScript Developers transitioning to TypeScript
- Full-Stack Web Developers using modern frameworks
- Frontend Engineers working with Angular, React, or Vue
- Backend Developers using Node.js or Express
- Software Architects building large-scale systems
- Technical Team Leads and Engineering Managers
- DevOps and QA professionals focused on code reliability
Course Objectives
- Understand the benefits and core principles of TypeScript
- Set up a TypeScript project from scratch with proper configuration
- Apply static typing to enforce type safety and prevent bugs
- Utilize interfaces, classes, and inheritance for scalable architecture
- Implement generics for reusable and flexible components
- Integrate TypeScript with modern JavaScript frameworks and tools
- Handle asynchronous code with typed Promises and async/await
- Configure and use TypeScript with build tools like Webpack and Babel
- Debug, test, and maintain TypeScript applications effectively
- Migrate existing JavaScript codebases to TypeScript incrementally
Course Modules
Module 1: TypeScript Fundamentals and Project Setup
- Installing TypeScript and initializing json
- Understanding transpilation and compiler options
- Working with type annotations and type inference
- Organizing files and setting up development environments
- Type checking and strict mode configuration
Module 2: Variables, Types, and Functions
- Primitive types and special types (any, unknown, never)
- Function parameter types, return types, and overloads
- Optional, default, and rest parameters
- Arrow functions with type-safe callbacks
- Type aliases and union/intersection types
Module 3: Interfaces and Type Composition
- Defining interfaces for objects and functions
- Extending and merging interfaces
- Structural typing and duck typing
- Index signatures and readonly properties
- Composing complex types with interfaces and aliases
Module 4: Classes, Inheritance, and Access Modifiers
- Declaring classes and constructors
- Implementing interfaces in classes
- Access modifiers: public, private, protected
- Static methods and abstract classes
- Inheritance and method overriding
Module 5: Generics and Utility Types
- Creating reusable generic functions and interfaces
- Working with constraints and default types
- Built-in utility types (Partial, Pick, Omit, Record)
- Type guards and type predicates
- Advanced generic patterns for library development
Module 6: TypeScript with Asynchronous JavaScript
- Using typed Promises and async/await
- Error handling in asynchronous code
- Working with fetch, Axios, and APIs
- Generators and iterators in TypeScript
- Custom Promise wrappers with proper typing
Module 7: Modules, Namespaces, and Dependency Management
- Exporting and importing modules (ESM vs CommonJS)
- Creating ambient module declarations
- Managing third-party type definitions (@types)
- Organizing application structure with modules
- Type declaration merging
Module 8: Working with Third-Party JavaScript Libraries
- Integrating JavaScript code and TypeScript together
- Using and extending DefinitelyTyped types
- Declaring modules for untyped libraries
- Managing legacy JavaScript interoperability
- Wrapping non-typed modules in TypeScript
Module 9: TypeScript in React and Node.js Projects
- Creating a React app with TypeScript (create-react-app)
- Typing React props, state, and functional components
- Integrating TypeScript with Node.js and Express
- API route typing and middleware
- Shared interfaces between frontend and backend
Module 10: Configuration, Tooling, and Linting
- Customizing json for environments
- Integrating ESLint with TypeScript
- Setting up Prettier for code formatting
- Managing imports and aliases with path mapping
- Using ts-node and nodemon for development
Module 11: Testing and Debugging TypeScript Code
- Unit testing with Jest and ts-jest
- Writing type-safe mocks and test suites
- Debugging TypeScript in VS Code
- Setting up breakpoints and watching variables
- Ensuring code coverage and test integration
Module 12: Migrating JavaScript Projects to TypeScript
- Planning a TypeScript migration strategy
- Incremental migration and hybrid codebases
- Refactoring functions and components
- Identifying risks and legacy code traps
- Leveraging community tools for migration support
Training Approach
This course will be delivered by our skilled trainers who have vast knowledge and experience as expert professionals in the fields. The course is taught in English and through a mix of theory, practical activities, group discussion and case studies. Course manuals and additional training materials will be provided to the participants upon completion of the training.
Tailor-Made Course
This course can also be tailor-made to meet organization requirement. For further inquiries, please contact us on: Email: info@skillsforafrica.org, training@skillsforafrica.org Tel: +254 702 249 449
Training Venue
The training will be held at our Skills for Africa Training Institute Training Centre. We also offer training for a group at requested location all over the world. The course fee covers the course tuition, training materials, two break refreshments, and buffet lunch.
Visa application, travel expenses, airport transfers, dinners, accommodation, insurance, and other personal expenses are catered by the participant
Certification
Participants will be issued with Skills for Africa Training Institute certificate upon completion of this course.
Airport Pickup and Accommodation
Airport pickup and accommodation is arranged upon request. For booking contact our Training Coordinator through Email: info@skillsforafrica.org, training@skillsforafrica.org Tel: +254 702 249 449
Terms of Payment: Unless otherwise agreed between the two parties’ payment of the course fee should be done 10 working days before commencement of the training.
| Dates | Fees | Location | Apply |
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| 07/07/2025 - 18/07/2025 | $3000 | Nairobi, Kenya |
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| 14/07/2025 - 25/07/2025 | $5500 | Johannesburg, South Africa |
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| 14/07/2025 - 25/07/2025 | $3000 | Nairobi, Kenya |
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| 04/08/2025 - 15/08/2025 | $3000 | Nairobi, Kenya |
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| 11/08/2025 - 22/08/2025 | $3500 | Mombasa, Kenya |
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| 18/08/2025 - 29/08/2025 | $3000 | Nairobi, Kenya |
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| 01/09/2025 - 12/09/2025 | $3000 | Nairobi, Kenya |
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| 08/09/2025 - 19/09/2025 | $4500 | Dar es Salaam, Tanzania |
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| 15/09/2025 - 26/09/2025 | $3000 | Nairobi, Kenya |
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| 06/10/2025 - 17/10/2025 | $3000 | Nairobi, Kenya |
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| 13/10/2025 - 24/10/2025 | $4500 | Kigali, Rwanda |
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| 20/10/2025 - 31/10/2025 | $3000 | Nairobi, Kenya |
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| 03/11/2025 - 14/11/2025 | $3000 | Nairobi, Kenya |
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| 10/11/2025 - 21/11/2025 | $3500 | Mombasa, Kenya |
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| 17/11/2025 - 28/11/2025 | $3000 | Nairobi, Kenya |
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| 01/12/2025 - 12/12/2025 | $3000 | Nairobi, Kenya |
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| 08/12/2025 - 19/12/2025 | $3000 | Nairobi, Kenya |
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