Real-time App Development With Websockets And Socket.io Training Course in Kenya
Introduction
The Real-Time App Development with WebSockets and Socket.io Training Course empowers developers with in-demand skills to build highly responsive, interactive applications that enable real-time communication between servers and clients. From instant messaging and live dashboards to collaborative tools and multiplayer games, real-time capabilities are the future of web development. This course leverages WebSockets and the powerful Socket.io library to deliver low-latency, event-driven apps using JavaScript and Node.js.
Designed for developers who want to move beyond traditional request-response architectures, this course provides deep, hands-on exposure to full-duplex communication, event broadcasting, connection lifecycle handling, and scaling across distributed systems. Whether you're working on scalable enterprise solutions or innovative consumer-facing platforms, mastering WebSockets and Socket.io is essential for delivering fast, engaging, and modern user experiences.
Target Audience
- Full-stack developers building real-time web applications
- Backend engineers working on scalable communication systems
- Frontend developers integrating live user interfaces
- Software engineers building chat, notification, or collaborative tools
- DevOps professionals deploying real-time infrastructure
- API architects designing event-driven architectures
- Web development teams transitioning to socket-based communication
Course Objectives
- Understand the architecture and principles of real-time web communication
- Learn how WebSockets differ from HTTP and when to use them
- Use Socket.io to implement real-time bidirectional communication
- Handle connection, reconnection, and client lifecycle events
- Build real-time features such as chat, notifications, and live updates
- Manage namespaces, rooms, and broadcasting events
- Secure real-time channels with authentication and validation
- Optimize performance with message throttling and rate control
- Deploy scalable real-time applications with load balancers
- Integrate Socket.io with frontend frameworks and backend services
Duration
10 Days
Course content
Module 1: Fundamentals of Real-Time Web Communication
- Evolution from polling to WebSockets
- Overview of full-duplex communication
- How WebSockets work under the hood
- Benefits and limitations of real-time systems
- Introduction to WebSocket-based use cases
Module 2: Introduction to Socket.io and Project Setup
- Installing and configuring Socket.io with Node.js
- Creating your first Socket.io server and client
- Handling basic connection and disconnection events
- Sending and receiving messages
- Project structure and tools overview
Module 3: Building Real-Time Features and Events
- Implementing live chat with multiple users
- Broadcasting messages to all or selected clients
- Using custom events for modular communication
- Updating UI elements in real time
- Logging user actions and presence
Module 4: Rooms, Namespaces, and Channel Management
- Understanding rooms and how to use them
- Using namespaces to isolate event traffic
- Dynamic room creation and user assignment
- Broadcasting to specific rooms
- Use cases for multi-room applications
Module 5: Error Handling and Connection Management
- Handling dropped connections and retries
- Reconnection logic with exponential backoff
- Emitting custom error messages
- Graceful shutdown and client cleanup
- Detecting duplicate clients and user sessions
Module 6: Security and Authentication in Real-Time Apps
- Authenticating users before socket connections
- Securing communication channels
- Rate limiting and spam prevention
- Validating payloads and user identity
- Managing token-based auth (JWT) in sockets
Module 7: Performance Optimization and Scaling
- Reducing latency with efficient event handling
- Message queueing and throttling strategies
- Scaling across multiple instances
- Using Redis adapter for distributed messaging
- Performance monitoring and debugging tools
Module 8: Integration with Frontend Frameworks
- Using Socket.io with React, Vue, and Angular
- Managing socket state in frontend apps
- Real-time form submission and validation
- Handling frontend socket events with UX feedback
- UI synchronization for collaborative apps
Module 9: Database Integration and Real-Time Persistence
- Saving real-time data to databases
- Syncing backend changes with the frontend
- Real-time updates from database triggers
- MongoDB change streams and Firebase integration
- Conflict resolution and rollback scenarios
Module 10: Testing and Debugging Real-Time Applications
- Unit testing with mocked socket events
- Simulating client interactions
- Using Socket.io's debug mode
- Network failure simulation
- Logging and metrics for socket servers
Module 11: Deploying Real-Time Applications to Production
- Setting up servers for WebSocket compatibility
- Using reverse proxies like NGINX
- Dockerizing and deploying socket servers
- Managing CORS and security headers
- Auto-scaling with cloud platforms
Module 12: Capstone Project and Best Practices
- Designing and building a real-time collaborative app
- Implementing best practices in security and performance
- API design for real-time features
- Documentation and code organization
- Final walkthrough and team reviews
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 |
|---|---|---|---|
| 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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