Building Generative AI Applications with Python — PickAClass
★ 4.0 (10) ⏱ 2h 59m 📚 28 lessons 🎧 Audio version

Building Generative AI Applications with Python

Learn to build and deploy intelligent applications, chatbots, and language tools using Python, LangChain, and modern generative AI integration techniques.

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About this course

Generative artificial intelligence is transforming how we interact with technology, opening up incredible opportunities for software developers. If you want to move beyond using AI tools and start building your own intelligent applications, mastering the integration of large language models is the essential next step. This text-based course guides you through the foundational concepts and practical steps of developing AI-powered software. You will learn how to connect Python applications to advanced language models, structure prompts effectively, and create functional user interfaces for your AI tools. What you'll learn: - Understand the core concepts of large language models and generative AI architecture - Apply prompt engineering techniques to guide model behavior and improve output quality - Build interactive conversational interfaces using Gradio and Flask - Configure application workflows with LangChain to chain multiple LLM tasks together - Implement Retrieval-Augmented Generation (RAG) patterns to connect models to custom data sources - Manage API integrations securely and handle model responses in Python The course begins with key terminology and foundational AI concepts before guiding you through written code implementations and practical application architecture. You will progress from simple text generation to building structured chatbots, summarizers, and translation tools through detailed explanations and code analysis. This course is designed for beginner to intermediate Python developers who want to enter the world of AI development. No prior machine learning or AI experience is required. Start reading today to begin building your own generative AI applications.

Course contents

6 modules · 28 lessons · 2h 59m

1 Foundations of Generative AI
Understand the basic terminology and set up a secure development environment.
4 lessons · 24 min
  1. Demystifying LLMs and GenAI
    Define key terminology and the difference between traditional AI and Generative AI.
    6 min
  2. Understanding LLM Architecture
    Explain how transformers and tokens work at a high level for developers.
    7 min
  3. Setting Up Your Python AI Environment
    Install necessary libraries and prepare a virtual environment for AI development.
    5 min
  4. Secure API Management
    Use environment variables and .env files to handle API keys securely in Python.
    6 min
2 Prompt Engineering & Response Handling
Master the art of communicating with models and processing their output.
5 lessons · 34 min
  1. The Anatomy of a Perfect Prompt
    Learn the structural components of an effective prompt: instruction, context, and data.
    7 min
  2. Zero-shot vs. Few-shot Prompting
    Improve model performance by providing examples within the prompt.
    6 min
  3. Guiding Behavior with System Prompts
    Use system roles to define the persona and constraints of the AI model.
    7 min
  4. Parsing Structured AI Responses
    Extract and validate JSON or specific data formats from raw LLM text outputs.
    8 min
  5. Project: Simple Text Generator
    Build a script that generates creative content based on user input parameters.
    6 min
3 Building Interactive User Interfaces
Create web-based frontends for your AI tools using Gradio and Flask.
5 lessons · 33 min
  1. Rapid Prototyping with Gradio
    Build a functional UI for an AI model in just a few lines of Python code.
    6 min
  2. Creating a Chatbot UI
    Implement a stateful chat interface using Gradio's ChatInterface component.
    7 min
  3. Integrating AI with Flask
    Set up a standard web server to handle AI requests via a REST API.
    7 min
  4. Handling Async AI Requests in Flask
    Manage long-running model calls without freezing the web interface.
    6 min
  5. Project: AI Translation Tool
    Build a web app that translates text between languages using a custom UI.
    7 min
4 Orchestration with LangChain
Chain multiple tasks together to create complex AI workflows.
5 lessons · 33 min
  1. Introduction to LangChain
    Understand why we need an orchestration framework for LLM applications.
    5 min
  2. Building Your First Chain
    Connect a prompt template to an LLM using the LangChain Expression Language (LCEL).
    7 min
  3. Dynamic Prompt Templates
    Create reusable and parameterizable prompts for different application tasks.
    6 min
  4. Project: Intelligent Document Summarizer
    Use LangChain to process long texts and generate concise summaries.
    8 min
  5. Adding Conversational Memory
    Enable your application to remember previous interactions in a session.
    7 min
5 Retrieval-Augmented Generation (RAG)
Connect your AI models to external, custom data sources.
5 lessons · 33 min
  1. The Concept of RAG
    Explain how RAG solves the problem of model knowledge cutoffs and hallucinations.
    6 min
  2. Embeddings and Vector Databases
    Learn how to turn text into numbers and store them for semantic search.
    7 min
  3. Loading and Splitting Documents
    Prepare PDFs or text files for the RAG pipeline by breaking them into chunks.
    6 min
  4. Building a 'Chat with Your Data' App
    Implement a full RAG pipeline to answer questions based on a specific document.
    8 min
  5. Evaluating RAG Quality
    Techniques to ensure the retrieved context is relevant and the answer is accurate.
    6 min
6 Deployment and Best Practices
Finalize your applications with error handling and cost management.
4 lessons · 22 min
  1. Error Handling and Rate Limits
    Write resilient code that handles API timeouts and usage quotas gracefully.
    6 min
  2. Monitoring Token Usage and Costs
    Implement logging to track how much each AI request costs.
    5 min
  3. AI Application Architecture Patterns
    Review the best practices for structuring large-scale AI Python projects.
    6 min
  4. Course Wrap-up and Next Steps
    Review the journey and explore how to keep up with the evolving AI landscape.
    5 min
Final project

Personal AI Knowledge Assistant

Build a comprehensive web application that allows users to upload a document, summarizes it, and then provides a chatbot interface to ask questions about that document's content.

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 59m 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
Building Generative AI Applications with Python
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
Building Generative AI Applications with Python
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
Verify this credential
pickaclass.com/certificates/PCC-2026-X4F7-AP19
Issued under the academic standards of PickAClass. Skill levels reflect assessed performance against the course's competency rubric. This is an original credential of this platform.

Reviews (10)

Daniel Côté CA Verified learner
★ 3 · October 16, 2026

It's a decent introduction. Could benefit from more diverse examples and a slightly better flow between modules.

عائشة بنت خالد المهندي QA Verified learner
★ 5 · October 8, 2026

Fantastic course! The material was presented in a very digestible way, and the real-world applications made it super valuable. Highly recommend this one.

Isla Miller NZ Verified learner
★ 4 · October 4, 2026

Decent material and presentation. The flow was mostly intuitive, and the applicability is there. Could be improved with more varied exercises.

Jack Davies NZ Verified learner
★ 4 · September 25, 2026

Found it useful. The flow was logical, and the illustrative examples helped solidify the ideas. Could have used a bit more depth.

خالد عبد العزيز EG Verified learner
★ 5 · September 16, 2026

This course exceeded my expectations. The real-world applications discussed are incredibly useful. Great job!

Felipe Vargas AR
★ 4 · September 14, 2026

Really enjoyed the flow of this. The practical applications discussed were spot on. Great course!

Daniel Guzmán CR Verified learner
★ 3 · September 4, 2026

Hmm, I'm not sure this is for absolute beginners. It assumes a bit of prior knowledge that wasn't explicitly taught. Some examples were confusing.

Murat Erdem TR Verified learner
★ 4 · August 28, 2026

Fantastic learning experience. The structure was logical, and the instructor's energy kept me hooked. Definitely got great value.

ياسين DZ
★ 4 · July 6, 2026

Good introduction. I appreciated the clear steps, although some of the later modules could have used more examples.

Ильяс Сапаров KZ Verified learner
★ 4 · June 22, 2026

Learned a good amount here. The examples were relevant, though I wished there were a few more practical application tasks. Still, a worthwhile experience.

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