Accessibility Testing Course
Comprehensive 6-week online accessibility training designed to educate development teams on how to develop an accessibility mindset and create fully accessible and legally compliant websites.
What You Will Learn
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Theory
You will learn just enough theory to work on accessibility.
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Practice
You will work on a lot of real-life practical examples and best practices.
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Tools
Screen readers, keyboard, switch control, browser tools and extensions, etc.
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Testing
You will learn both manual and automated accessibility testing.
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Standards
WCAG 2.2, ARIA.
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Mindset
You will learn how to think with accessibility in mind.
Upcoming Courses
Accessibility Testing Course
28 Aug–6 Oct 2025
Mondays and Thursdays, 18:00–19:30 (CEST)
- 6 weeks, 12 lessons, 18 hours
- Little theory, a lot of practice
- Progress feedback from instructor
- Real-life examples and demos
- 7 days money back guarantee
Course Content
- Understanding disabilities
- How disabled people use web
- Standards (WCAG, ARIA)
- Accessibility tree vs. DOM tree
- Semantic HTML
- CSS and accessibility
- Keyboard
- Screen readers (NVDA, VoiceOver on macOS and iOS, Talkback, JAWS)
- Switch control (including its simulation)
- Magnifier
- Contast mode
- Focus management
- Browser developer tools
- Testing Library
- aXe
- Google Lighthouse
- Cypress
- Limitations of automated testing
- Images
- SVG charts
- Interactive components
- Tables
- Modal windows and dialogs
- Navigation
- Accordions
- Tabs
- Notifications
- Drag&Drop
- Other patterns
- Labeling form controls
- Grouping form controls
- Input validation (both client-side and server-side)
- Custom form controls
- User notifications
- Multi-step forms
- Color contrast
- Interactive styles
- Focus order
- Motion and animation
- Text readability
- Target size
- User flows
- Scrolling behaviour
- Better navigation techniques
- Refreshing content
- Time restricted operations
- Anti-patterns
- Many more
How It All Works
- After purchasing the course, you will be invited to the course chat in Discord where both lesson streaming and all communication will be.
- There will be 12 online lessons, 1,5 hours each.
- Theoretical knowledge will consolidate on the course project by finding and fixing accessibility bugs.
- During the course you will be able to ask course related questions and receive some progress feedback from the instructor.
- By the end of the course you will have enough knowledge and the skills to start working on accessibility issues independently.
What People Say
"This is a great course for anyone looking to strengthen their skills in the technical aspects of digital accessibility. Sergei is a software engineer with extensive experience in the field and an IAAP-certified accessibility specialist. You can really feel his commitment to accessibility and to sharing his knowledge throughout the course.
I enjoyed his hands-on approach to teaching. He walked us through examples of interfaces that he specifically created for this course, sharing practical tips on how to spot accessibility barriers and how to solve them. Sergei gave also insights on his accessibility tool stack and on screen reader testing.
As a UX Designer conducting accessibility audits, I found the contents of this course directly relevant to my day-to-day work.
Recommended for developers and designers with a solid technical understanding, who want to deepen their knowledge of how to build and test more inclusive digital products."
Irene Ferraris
UX Designer
"Sergei is a true accessibility testing enthusiast who brings real passion to his work and exciting energy to his teaching. As a committed and careful instructor with years of industry experience, he skillfully connects theory and practice throughout the course.
What makes this course special is Sergei's ability to share real-world insights and personal knowledge that connect with learners at every level. Whether you're just starting your accessibility testing journey or you're a professional looking to improve your skills, you'll find great value in his hands-on approach and complete coverage of the subject matter."
Tatiana Fokina
Front-end developer, accessibility expert
"I really loved this course and found it very helpful!"
Karin
Artist and Web Designer
"The course was clear and practical, helping reinforce what I knew while filling in some gaps. I loved the practical approach and how everything was explained step by step, and I enjoyed connecting with and hearing others who share the same mindset. Thank you, Sergei, for sharing your knowledge and experience!"
Course Author
Frequently Asked Questions
Who is this course for?
This course is mainly designed for web designers, web developers and QA testers who design, build and test user interfaces and experiences. But it also will be very useful for all roles in development teams including product owners, product managers, scrum masters, etc. as it explains not only what and how needs to be done for web accessibility, but also why.
Will I be able to build accessible sites after this course?
Yes. This is exactly what this course designed for. During the course you will get enough theory and practice to start your accessibility journey. This course will be a good and solid first step on the accessibility road.
My website must comply with the European Accessibility Act (EAA) / Section 508, will this course help me with that?
Absolutely! Both The European Accessibility Act and Section 508 in the US are based on WCAG standards. Our course is based on WCAG and teaches you how to understand and apply the WCAG principles, guidelines and success criteria in practice.
Do I need to do some preparation before the course?
You will need motivation, courage and an irrepressible desire to learn accessibility. The instructor will do the rest.
What are the course prerequisites?
Good HTML/CSS knowledge and basic JavaScript knowledge (mostly about working with DOM). No prior accessibility knowledge is required.
I live in a different time zone and can't join lessons at this time, what can I do?
Lessons will be recorded and available to all course participants for 3 months. You can try learning from recordings and ask questions in a course chat at any time. Read more about our recording policy.
I can't join the course on these dates, are you planning other courses in the future?
Of course. Follow me on Bluesky, LinkedIn or Mastodon, all upcoming courses will be announced there.
Does this course cover iOS and Android accessibility?
This course is mostly focused on web accessibility, but there will be some generic information about standards, tooling etc. that can be applied to any platforms.
Will we have a homework assignment during the course?
Yes, you will. During the course we'll be working on a course project by finding and fixing accessibility issues. Every participant is more than welcome to create a pull request with his or her own solution. Pull requests will be checked and commented by instructor.
I paid for the course and now I want to quit, can I get my money back?
Yes, if you quit the course during the first week. If you choose however to leave after the first week, there will be no refund. For more details, please check our Refund Policy.
In my company multiple people would like to participate in the course, do you have a special offer for the companies?
I might have. Please send me an email to support@accessibilitytestingcourse.com, we'll try to find a solution.
I have a question, what do I do?
Please send it to support@accessibilitytestingcourse.com, I'll answer as soon as we can.