11 · Build with Codex
Build Desktop Business Applications with Codex
Use Codex to build real Windows desktop applications for everyday business tasks, from requirements and interfaces to data storage, testing, and packaging.
Course overview
Use Codex to build real Windows desktop applications for everyday business tasks, from requirements and interfaces to data storage, testing, and packaging. During this 3-day instructor-led course, you work through the practical problem behind this work with OpenAI Codex as a guided coding and workflow assistant. You begin by defining the intended outcome, users, inputs, constraints, and success checks. With starter materials and instructor demonstrations, you build Packaged Windows business application., so you can inspect Codex’s suggestions and explain how the result works. Exercises use fictional or approved sample data; keep sensitive records, passwords, and keys out of prompts and source files. The final workshop checks functionality, calculations, edge cases, and output clarity. The course is designed for Business owners, analysts, consultants, citizen developers.. Prerequisites: Basic computer skills and comfort installing software.. You leave with project files where appropriate, reusable prompts, exercises, reference notes, and an adaptation checklist. The result is a learning prototype rather than automatically production-ready software; further security, deployment, accessibility, and maintenance review may be required before live use.
Every course follows the same practical path:
The Copiloted Build Method
- 01Discover
Choose a real work problem or opportunity.
- 02Design
Define requirements, inputs, constraints, and success checks.
- 03Build
Use OpenAI Codex to create a practical solution.
- 04Validate
Test behavior, calculations, privacy, and security risks.
- 05Apply
Plan how to adapt the deliverable at work.
Who should attend
- Business owners
- analysts
- consultants
- citizen developers.
- business analysts
Prerequisites
Basic computer skills and comfort installing software.
Tools and access
OpenAI Codex, a browser, and the course-specific applications listed in the curriculum. Our instructors explain setup, access, and any usage limits. Use fictional or approved information only.
Participants need access to OpenAI Codex through an account and plan suitable for the exercises. Access and usage may involve separate provider charges; plans and limits vary. We will confirm the setup before training. Never share passwords, API keys, or secrets in prompts.
What you will learn
- Define requirements in a guided exercise, then verify and explain the result
- Configure Codex in a guided exercise, then verify and explain the result
- Create application structure in a guided exercise, then verify and explain the result
- Build interfaces in a guided exercise, then verify and explain the result
- Store data in a guided exercise, then verify and explain the result
- Import files in a guided exercise, then verify and explain the result
- Add business logic in a guided exercise, then verify and explain the result
- Test functionality in a guided exercise, then verify and explain the result
- Package applications in a guided exercise, then verify and explain the result
- Document maintenance in a guided exercise, then verify and explain the result
Complete curriculum
Six instructional hours, excluding breaks Day. Each module includes instructor-led teaching, practical demonstration, a guided exercise with OpenAI Codex, and verification of the work.
Day 1 · Six instructional hours, excluding breaks
Application Foundations
Module 1 · 90 minutes
Codex development workflow and repositories.
- Learn the workflow and business concepts behind Codex development workflow and repositories.
- Follow an instructor demonstration using a fictional or approved sample scenario
- Use OpenAI Codex in a guided exercise connected to Packaged Windows business application.
- Test the result, review errors and limitations, and record what needs human approval
Module 2 · 90 minutes
Requirements, user stories, and acceptance criteria.
- Learn the workflow and business concepts behind Requirements, user stories, and acceptance criteria.
- Follow an instructor demonstration using a fictional or approved sample scenario
- Use OpenAI Codex in a guided exercise connected to Packaged Windows business application.
- Test the result, review errors and limitations, and record what needs human approval
Module 3 · 90 minutes
Desktop application frameworks and interfaces.
- Learn the workflow and business concepts behind Desktop application frameworks and interfaces.
- Follow an instructor demonstration using a fictional or approved sample scenario
- Use OpenAI Codex in a guided exercise connected to Packaged Windows business application.
- Test the result, review errors and limitations, and record what needs human approval
Module 4 · 90 minutes
Lab: create a working desktop prototype.
- Learn the workflow and business concepts behind Lab: create a working desktop prototype.
- Follow an instructor demonstration using a fictional or approved sample scenario
- Use OpenAI Codex in a guided exercise connected to Packaged Windows business application.
- Test the result, review errors and limitations, and record what needs human approval
Daily deliverable: Desktop application prototype
Day 2 · Six instructional hours, excluding breaks
Business Features
Module 5 · 90 minutes
Local storage and SQLite.
- Learn the workflow and business concepts behind Local storage and SQLite.
- Follow an instructor demonstration using a fictional or approved sample scenario
- Use OpenAI Codex in a guided exercise connected to Packaged Windows business application.
- Test the result, review errors and limitations, and record what needs human approval
Module 6 · 90 minutes
CSV and Excel integration.
- Learn the workflow and business concepts behind CSV and Excel integration.
- Follow an instructor demonstration using a fictional or approved sample scenario
- Use OpenAI Codex in a guided exercise connected to Packaged Windows business application.
- Test the result, review errors and limitations, and record what needs human approval
Module 7 · 90 minutes
Reporting, search, filtering, and validation.
- Learn the workflow and business concepts behind Reporting, search, filtering, and validation.
- Follow an instructor demonstration using a fictional or approved sample scenario
- Use OpenAI Codex in a guided exercise connected to Packaged Windows business application.
- Test the result, review errors and limitations, and record what needs human approval
Module 8 · 90 minutes
Lab: implement functional business workflows.
- Learn the workflow and business concepts behind Lab: implement functional business workflows.
- Follow an instructor demonstration using a fictional or approved sample scenario
- Use OpenAI Codex in a guided exercise connected to Packaged Windows business application.
- Test the result, review errors and limitations, and record what needs human approval
Daily deliverable: Functional desktop application
Day 3 · Six instructional hours, excluding breaks
Delivery
Module 9 · 90 minutes
Error handling and security.
- Learn the workflow and business concepts behind Error handling and security.
- Follow an instructor demonstration using a fictional or approved sample scenario
- Use OpenAI Codex in a guided exercise connected to Packaged Windows business application.
- Test the result, review errors and limitations, and record what needs human approval
Module 10 · 90 minutes
Testing and debugging.
- Learn the workflow and business concepts behind Testing and debugging.
- Follow an instructor demonstration using a fictional or approved sample scenario
- Use OpenAI Codex in a guided exercise connected to Packaged Windows business application.
- Test the result, review errors and limitations, and record what needs human approval
Module 11 · 90 minutes
Windows packaging, installers, and updates.
- Learn the workflow and business concepts behind Windows packaging, installers, and updates.
- Follow an instructor demonstration using a fictional or approved sample scenario
- Use OpenAI Codex in a guided exercise connected to Packaged Windows business application.
- Test the result, review errors and limitations, and record what needs human approval
Module 12 · 90 minutes
Capstone: package and demonstrate the application.
- Learn the workflow and business concepts behind Capstone: package and demonstrate the application.
- Follow an instructor demonstration using a fictional or approved sample scenario
- Use OpenAI Codex in a guided exercise connected to Packaged Windows business application.
- Test the result, review errors and limitations, and record what needs human approval
Daily deliverable: Packaged Windows business application
Hands-on project
Use Codex to build real Windows desktop applications for everyday business tasks, from requirements and interfaces to data storage, testing, and packaging. The guided capstone produces Packaged Windows business application.. Participants use a defined problem, sample or approved data, and visible success checks; they inspect generated work, test likely failure cases, and document unresolved risks.
What you take home
- Packaged Windows business application.
- Project files and source code where applicable
- Reusable prompts, exercise materials, and reference notes
- A practical checklist for adapting and validating the work
The workshop produces a learning prototype, not automatically production-ready software. Further security, deployment, accessibility, and maintenance review may be needed before live use.
Pricing
Prices are in USD per course. Individual pricing is for live online training; corporate pricing covers up to 10 participants.
On-site delivery requires a custom quote. Travel and accommodation are separate.
Request a quote ↗Instructor-led delivery
Private remote training is available, with on-site delivery discussed when required. The session language is agreed in advance. Public-course language depends on the scheduled session.
Course FAQs
What will I build?
The course project is Packaged Windows business application.. You will work through it in guided stages and leave with the daily deliverables and a practical plan for adapting the result.
Do I need coding experience?
Basic computer skills and comfort installing software. Our instructors use starter materials and explain Codex suggestions. Technical experience is helpful only where the course description requires it.
What Codex access and software do I need?
The course uses OpenAI Codex and the software named in the curriculum. Access may require a separate account or paid plan. We confirm setup and costs before training; never share credentials or API secrets.
Will the project be ready for production?
The workshop creates a tested learning prototype. Production use can require additional privacy, security, accessibility, deployment, and maintenance reviews.
Don't Just Learn AI. Build Something That Works.
Private remote training is available, with on-site delivery discussed when required. The session language is agreed in advance. Public-course language depends on the scheduled session.
Book a discovery call ↗