HTML-CSS Certification
Validate semantic HTML5, CSS3, responsive design, Flexbox, Grid, accessibility, and web layout skills through a proctored exam and digital badge for web designer and front-end roles.
Earn Technical Skills Certifications that validate practical ability in the technologies employers use today. COITB offers industry-recognized, certification-only credentials across front-end development, backend engineering, AI, databases, and technical sales. With flexible online proctored exams, free practice assessments, and digital badges issued upon passing, candidates can demonstrate verified skills and strengthen their résumés without enrolling in a course.

COITB validates practical technical skills through proctored exams, digital badges, and industry-recognized credentials.
Validate semantic HTML5, CSS3, responsive design, Flexbox, Grid, accessibility, and web layout skills through a proctored exam and digital badge for web designer and front-end roles.
Demonstrate modern JavaScript capability, including ES6+, DOM manipulation, async/await, Fetch API, and functional programming for front-end, full-stack, and Node.js development pathways.
Show verified ReactJS skills in component architecture, JSX, hooks, state management, routing, and modern application development for front-end and full-stack developer opportunities.
Validate Python 3 programming, object-oriented development, standard library usage, exception handling, and production engineering skills for software, automation, data, and AI-related roles.
Prove relational database knowledge, SQL querying, joins, indexes, stored procedures, and MySQL backend engineering fundamentals for database, data engineering, and backend development roles.
Validate generative AI knowledge, prompt engineering, GPT implementation, AI application design, and responsible AI practices for professionals building AI-enabled products and workflows.

Review COITB’s certification options across HTML-CSS, JavaScript, ReactJS, Python, MySQL, GPT, and Technical Sales. Choose the credential that best matches your current skills, target role, or employer’s validation requirements.
COITB helps candidates and organizations verify real-world technical capability with confidence.
COITB credentials are designed to strengthen résumés and validate practical career-ready technical ability.
Programs align to ISO/IEC 17024 standards, supporting consistent and credible certification practices.
Take exams through online proctoring or authorized test centers with flexible scheduling options.
Every passing candidate receives a shareable badge for LinkedIn, résumés, and employer verification.
Credentialing real-world skills for today’s IT workforce.
COITB is a non-profit credentialing body focused on validating real-world skills for the modern IT workforce. Its mission is to elevate professional standards and help candidates demonstrate proven capability in technologies that power the digital age. Through certification-only programs, COITB supports aspiring IT professionals, career changers, software developers, web designers, backend developers, AI professionals, and technical sales specialists. Credentials are built around practical skill validation rather than classroom attendance, giving candidates a clear way to show what they know. With online proctored exams, authorized test-center options, free practice assessments, and digital badges, COITB helps individuals and organizations verify technical readiness with confidence.
Examples of technical certifications include COITB credentials in HTML-CSS, JavaScript, ReactJS, Python, MySQL, GPT, and Technical Sales. These certifications validate practical skills such as responsive web design, application development, database querying, AI implementation, and solution selling. COITB certifications are delivered through proctored exams and include a digital badge when passed.
Get help choosing, registering, or verifying your certification path.
Aligned to recognized certification program standards.
Portable proof for resumes and employer verification.
Secure testing through online or authorized centers.
Reach out for exam registration help, credential details, funding questions, or enterprise workforce credentialing support.
You can also send us a quick email at support@coitb.org.
You can also send us a quick email at support@coitb.org.