Learned a good amount here. The examples were relevant, though I wished there were a few more practical application tasks. Still, a worthwhile experience.
AI Web Development: Build Smart Applications and Chatbots
Develop hands-on skills to build and deploy intelligent web applications, automated agents, and custom chatbots using modern web technologies.
-
💬
AI instructor
Ask about any lesson and get a clear answer instantly, anytime. -
🕐
Start anytime
No schedules or deadlines — learn at your own pace, whenever suits you. -
🌐
In English
Lessons, tasks and certificate — all fully in your language.
About this course
As artificial intelligence reshapes the digital landscape, the demand for developers who can integrate smart capabilities into web applications is growing rapidly. If you want to move beyond basic static sites and start building dynamic, AI-driven solutions, you need a solid foundation in both web development and API integration.
This course guides you through the process of building intelligent web applications, autonomous agents, and interactive chatbots. You will transition from understanding core web concepts to confidently connecting modern language models to frontend interfaces and backend databases.
What you'll learn:
- Understand the fundamental terminology of large language models, APIs, and web architecture.
- Build interactive chatbots capable of maintaining conversation state and handling user inputs.
- Implement modern streaming API responses to deliver real-time AI interactions to users.
- Apply Retrieval-Augmented Generation (RAG) concepts to connect AI models with custom data sources.
- Create automated web agents that can execute tasks and process information behind the scenes.
- Configure secure environment variables and backend routes to protect API keys and user data.
You will start with the absolute basics, learning core definitions and web protocols before moving on to hands-on programming. Through clear written explanations and step-by-step code walkthroughs, you will gradually build and connect frontend interfaces to intelligent backend services.
This course is designed specifically for beginners and aspiring developers who want to enter the world of AI engineering; no prior experience with artificial intelligence or advanced programming is required.
Start reading today to begin building your own intelligent web applications.
Course contents
6 modules · 27 lessons · 2h 58m
1
Web and AI Fundamentals
Understand the basic concepts and terminology needed to build intelligent applications.
- Welcome to the World of Web AI
Introduction to the course and the current landscape of AI web development.5 min - AI Dictionary: What is an LLM?
A simple explanation of Large Language Models and how they process information.7 min - APIs: The Bridge Between Systems
What APIs are and why they are fundamental for connecting the web with AI.7 min - Web Architecture: From Interface to Server
The difference between Frontend and Backend and how they communicate in an AI app.7 min - Web Protocols: HTTP and Basic Security
Understand how data travels on the web through standard protocols.6 min
2
Backend Security and Configuration
Set up a secure development environment to protect data and API keys.
- Preparing Your Workspace
Necessary tools to start programming your first intelligent app.6 min - Environment Variables: Protecting Secrets
Using .env files to hide sensitive keys from public code.7 min - Secure API Key Management
Best practices to prevent anyone from stealing your AI service credits.6 min - Creating Secure Backend Routes
How to build endpoints that act as intermediaries between the user and the AI.8 min - Connecting Frontend and Backend
The complete flow of a request from the browser to your server.7 min
3
Chatbots and User Interaction
Build a functional chat interface that maintains conversation context.
- Capturing the User's Voice
How to handle text inputs and send them correctly to the backend.6 min - Your First Interactive Chatbot
Basic structure of a conversation between a human and artificial intelligence.8 min - AI Memory: Conversation State
How to make the chatbot remember what was said in previous messages.8 min - Chat Interface Design (UI/UX)
Visual elements that improve the user experience in chat applications.6 min
4
Streaming and Real-Time Experience
Implement instant responses to avoid long wait times for the user.
- The Waiting Problem in AI
Why long responses need a different delivery strategy.5 min - Implementing API Streaming
How to configure the server to send words as they are generated.8 min - Real-Time Text Visualization
Frontend techniques to display the data stream smoothly.7 min - Error Handling in Data Streams
What to do if the streaming connection is unexpectedly interrupted.6 min
5
RAG: AI with Custom Knowledge
Connect AI with your own documents to get accurate and private answers.
- What is RAG and Why Do You Need It?
Introduction to Retrieval-Augmented Generation.6 min - Preparing Your Data Sources
How to organize text files or PDFs so the AI can read them.7 min - Information Search and Retrieval
The process of finding the exact text snippet to answer a question.7 min - Integrating RAG into the App Flow
Joining the document searcher with the AI response generator.8 min
6
Autonomous Agents and Automation
Create systems that don't just respond, but execute tasks for the user.
- Introduction to Web Agents
The difference between a passive chatbot and an agent that takes actions.6 min - Background Task Execution
How to program processes that the AI performs while the user does something else.7 min - Automated Information Processing
Using agents to automatically summarize or classify massive data.7 min - Ethics and Limits of Automation
Important considerations when letting AI execute autonomous tasks.5 min - Your Future as an AI Developer
Course summary and learning path to keep growing.5 min
Final project
Enterprise Intelligent Assistant with RAG
You will build a complete web application that allows a user to upload a user manual (PDF/Text) and chat with it. The application must use streaming for responses, protect API keys on the backend, and maintain conversation history.
What you'll get
-
📜
Certificate of completion
Add it to your LinkedIn profile -
💬
Personal AI tutor
Stuck on a lesson? Ask your built-in tutor anything, any time. -
🎧
Audio version included
Learn on the go — no screen needed -
♾️
Lifetime access
Come back anytime, no expiry -
📱
Phone or computer
Works anywhere, any device -
💸
14-day refund
No questions asked -
⚡
Short & focused
2h 58m of practical content
Certificate of completion
Every course you complete on PickAClass issues a credential like this — original, with its own code, verifiable by URL, and detailed about what was actually demonstrated.
P
PickAClass
Skills profile · verifiable
Document
Certificate of Mastery
This certifies that
Name Surname
has successfully demonstrated mastery of
AI Web Development: Build Smart Applications and Chatbots
Skills demonstrated
✓
Behavioral pattern analysis
Foundational
1.2 hrs
✓
Decision-architecture frameworks
Proficient
1.4 hrs
✓
A/B test design
Proficient
1.7 hrs
✓
Behavioral copywriting
Advanced
1.9 hrs
P
PickAClass — Name Surname
AI Web Development: Build Smart Applications and Chatbots
Page 2 of 2
Performance detail
Coursework summary
Lessons completed
14 / 14
Practice questions
26 / 28
Assignments submitted
4 (avg 4.5 / 5)
Capstone project
Reviewed — 4.6 / 5
Total practice
6.2 hrs
Performance benchmark
Cohort rank
Top 12% of 1,625
Time to completion
11 days (median: 22)
Mastery score
91 / 100
Practice-question score
94%
Skill verification
Verified Skill Path
Reviews (9)
This was a really enjoyable learning experience. The content flowed well and the practical application advice was top-notch.
This course exceeded my expectations. The real-world applications discussed are incredibly useful. Great job!
It's a solid course. The structure is logical and most of the examples were helpful. Could use a few more real-world scenarios though.
This was a great learning experience. I picked up so many useful skills that I can apply immediately. The content delivery was top-notch.
Couldn't have asked for a better learning experience. The flow of information was excellent and the practical applications are already proving useful.
Thoroughly enjoyed this course. The way the information was presented was excellent, and the practical applications were highlighted effectively. Great job!
Brilliant course! The flow of information was perfect, and the examples really solidified the concepts. Loved it!
Really enjoyed the flow of this. The practical applications discussed were spot on. Great course!
Learners also took
⚡ Best to start
🎓 With certificate
Agentic AI Development with LangGraph and LangChain
Certificate
Hands-on
22.000 Ft
→
⚡ Best to start
🎓 With certificate
No-Code AI Automation: Build Chatbots and Launch an Agency
Certificate
Hands-on
27.000 Ft
→
🎓 With certificate
Building RAG Systems and AI Agents with Python and OpenAI
Certificate
Hands-on
72.000 Ft
→
🔥 In demand
🎓 With certificate
Prompt-Driven Development: Build Full-Stack Next.js Apps with Cursor AI
Certificate
Hands-on
18.000 Ft
→
Frequently asked
What do I need to take this course? +
Just a phone or computer with internet. No installs, no special hardware.
How do I pay? +
By card via Stripe. We don’t store card details — Stripe handles them securely.
Can I get a refund? +
Yes — full refund within 14 days, no questions asked.
How long will I have access? +
Forever. Once you purchase, the course is yours to revisit anytime.
Will I get a certificate? +
Yes. On completion you'll receive a certificate you can add to your LinkedIn profile.
Built for learners in
Tech
Design
Finance
Marketing
Healthcare
Education
Hospitality
Manufacturing
10
Get 10 courses a month
Members get 10 courses of their choice every month for 0 Ft. No per-course charges — you pay only the subscription.
110.000 Ft / per month
- ✓ 10 courses every month
- ✓ Cancel anytime
Renews monthly. Unused courses expire at the end of each billing month.