What Does a TheGem Developer Do?
TheGem is a premium WordPress theme developed by Codex-Themes and sold on ThemeForest. It is a multipurpose theme that differentiates itself through its built-in performance features – options for lazy loading, critical CSS, and asset management – alongside its large demo library and dual page builder support (Elementor and WPBakery).
TheGem’s demo library covers a wide range of industries: creative agencies, SaaS companies, e-commerce, portfolios, and corporate sites. Each demo can be imported and customised as a starting point. TheGem includes its own companion plugins – Gems Core and Gems Portfolio – that add extended features and must be kept active and updated alongside the theme.
The feature density that makes TheGem attractive for new builds also makes it a source of configuration complexity. Getting specific design requirements working correctly – particularly for WooCommerce, portfolio display, and header configuration – often requires a developer who knows where TheGem’s settings live and how they interact with the builder being used.
When Do You Need a TheGem Specialist?
TheGem developer work typically involves:
- Demo import and brand customisation – importing a TheGem demo and adapting colours, fonts, and layout to a specific client.
- Bug fixing after TheGem or companion plugin updates.
- Custom header setup – configuring TheGem’s header builder for a specific layout with mega menus, transparency, or sticky behaviour.
- WooCommerce product page and shop archive customisation.
- Child theme setup and CSS customisation.
- Performance configuration – using TheGem’s built-in performance options to reduce asset load and improve Core Web Vitals.
What to Look for in a TheGem Developer
TheGem’s companion plugins – Gems Core and Gems Portfolio – add most of the theme’s extended features. Look for developers who know the full TheGem plugin community, not just the theme files. Diagnosing TheGem issues often requires knowing which companion plugin is responsible for which feature.
For performance work, ask specifically about TheGem’s built-in performance panel. TheGem has performance settings that other themes do not – knowing how to configure them correctly rather than layering additional performance plugins on top is TheGem-specific knowledge.
Common TheGem Problems a Developer Can Fix
Common TheGem problems:
- Portfolio not loading after update – Gems Portfolio plugin is outdated or deactivated. Update it alongside TheGem and verify it is active.
- Header behaving unexpectedly on specific pages – TheGem’s page-level header override is set differently on the affected page. Check the per-page header settings in the TheGem meta box on the page editor.
- WooCommerce checkout unstyled – TheGem’s WooCommerce integration is not enabled. Enable it in TheGem’s theme options and review the WooCommerce-specific settings.
- TheGem performance settings causing blank pages – critical CSS generation is conflicting with specific page content. Disable critical CSS for the affected page type in TheGem’s performance settings.
TheGem Maintenance & Ongoing Work
TheGem, Gems Core, and Gems Portfolio all need to be updated together. Codex-Themes releases updates through ThemeForest. Running mismatched versions of the theme and companion plugins is the most common source of TheGem feature failures. Test all updates on staging first, particularly for sites with complex portfolio or WooCommerce setups.
How to Post a TheGem Project on Codeable
Specify TheGem’s version and which companion plugins are active, describe the specific requirement or problem, and note which builder is in use (Elementor or WPBakery). For bug fixes, describe what changed before the issue appeared.
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Find a TheGem Developer on Codeable ↗Frequently Asked Questions
What companion plugins does TheGem require?
Does TheGem support Elementor?
How do I fix TheGem after an update?
Is TheGem good for performance?
How do I customise TheGem without losing changes on update?
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