
Quality Assurance in A/B Testing: How BrillMark Does It Right
Most A/B testing programs fail quietly. Not because the hypothesis was wrong. Not because the traffic was too low. But because the test itself was

Dedicated team of developers with 10 years of experience in building for 100+ websites

Tool integration, platform setups, and technical partnerships for seamless A/B testing and analytics.

Executing experiments across any devices, platforms, applications.
Specializing in 15k+ tests, tools integration, and complex A/B tests on

Expertise in store setup, custom themes, Shopify 2.0 migration, page speed optimization, app configurations & more.
Comprehensive services from landing page creation to functionality enhancement and dynamic web support.

Front-end and back-end solutions across platforms for high-performance integrated systems.
Quick, high-quality design across platforms like WordPress, Unbounce, and Klaviyo for strategic marketing.



Complete Google Tag Manager services from goal setup to user tracking and tag management.
Tech stack audits for Shopify and WordPress, optimizing performance and resolving errors.
Tailored Google Analytics 4 reports, setups, and integrations to resolve complex data issues.

Dedicated team of developers with 10 years of experience in building for 100+ websites
Specializing in 15k+ tests, tools integration, and complex A/B tests on

Expertise in store setup, custom themes, Shopify 2.0 migration, page speed optimization, app configurations & more.
Comprehensive services from landing page creation to functionality enhancement and dynamic web support.

Front-end and back-end solutions across platforms for high-performance integrated systems.
Quick, high-quality design across platforms like WordPress, Unbounce, and Klaviyo for strategic marketing.
Collaborative design work with CRO consultants for visually engaging and optimized landing pages.
Supporting CRO agencies to implement their ideas, Formulating effective CRO strategies with hypothesis generation, A/B test management, and analysis.
Tool integration, platform setups, and technical partnerships for seamless A/B testing and analytics.

Complete Google Tag Manager services from goal setup to user tracking and tag management.
Tech stack audits for Shopify and WordPress, optimizing performance and resolving errors.
Tailored Google Analytics 4 reports, setups, and integrations to resolve complex data issues.
Detailed QA process with test cases, scenario coverage, and post-launch checks for pixel-perfect delivery.
Executing experiments across any devices, platforms, applications.
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Most A/B testing programs fail quietly. Not because the hypothesis was wrong. Not because the traffic was too low. But because the test itself was

Quality assurance is the foundation of successful conversion rate optimization. A single implementation error, whether it’s a misconfigured tracking pixel, broken traffic allocation, or undetected
We’re a growing, distributed team of experienced developers with a passion for website experimentation and conversion rate optimization (CRO).