Magento Extension Development & Customisation
Overview
Custom Magento 2 extensions and third-party extension customisation. Build marketplace extensions or customise existing extensions to fit your requirements perfectly. Extend Magento functionality within best practices ensuring upgrade compatibility and long-term maintainability.
Extension Development Services
Custom Module Development
Build bespoke Magento 2 modules addressing unique business requirements. Follow Adobe's coding standards and patterns. Implement clean architecture with dependency injection and service contracts. Ensure compatibility with Magento 2.4.x upgrades.
Extension Customisation
Modify existing marketplace extensions to fit your specific requirements. Add custom features and integrations. Maintain extension upgrade compatibility. Avoid breaking changes from future extension updates.
Database Schema Development
Design optimised database tables for your custom functionality. Implement efficient queries minimising database load. Handle large-scale data operations. Plan for data migration and backups.
API Development
Build custom REST and GraphQL APIs for integration with external systems. Implement proper authentication and authorisation. Version APIs for backward compatibility. Document APIs for client integration.
Observer & Plugin Architecture
Extend Magento functionality through observers and plugins. Intercept and modify system behaviour without overriding core files. Maintain compatibility with other extensions. Follow Magento architectural patterns.
Frontend Components
Build custom frontend components for storefront integration. Implement AJAX functionality without full page reloads. Integrate with Knockout.js for admin panel functionality. Create admin grid customisations.
Admin Panel Extensions
Build admin utilities and tools improving operational efficiency. Create dashboard widgets displaying key metrics. Implement bulk operations for mass product updates. Add reporting and export functionality.
Technology Stack
- Magento: 2.4.x core platform
- Language: PHP 8.1+, JavaScript/TypeScript
- Architecture: Dependency injection, service contracts, plugins
- Database: MySQL, optimised queries, efficient indexing
- APIs: REST, GraphQL, custom endpoints
- Testing: PHPUnit, integration tests, Behat for acceptance testing
- Build Tools: Composer, npm, Git workflows
- Quality: PHPStan, PHPCS, ESLint
Our Extension Development Approach
Requirements Analysis
Understand your custom functionality needs. Analyse existing Magento capabilities. Identify integration points with platform. Plan architecture and database schema.
Architecture Design
Design extension architecture following Magento best practices. Plan dependency injection and service contracts. Design database schema for efficient queries. Plan testing strategy.
Development
Implement extension following Magento coding standards. Write comprehensive tests during development. Integrate with existing Magento systems. Document code thoroughly.
Testing
Unit tests for business logic validation. Integration tests verifying Magento integration. Acceptance tests from user perspective. Performance testing for scalability.
Documentation
Document extension functionality and usage. Provide admin configuration documentation. Create user guides and troubleshooting resources. Document extension APIs and integration points.
Marketplace Extension Types
Product Management
Advanced product management tools with bulk operations. Product import/export with transformations. Product attribute management and customisation. Product variant management and configuration.
Inventory Management
Advanced inventory tracking and warehouse management. Multi-location inventory with transfers. Inventory forecasting and reorder management. Barcode and RFID integration.
Promotions & Discounts
Advanced promotion engine with rule-based discounts. Tiered and volume-based pricing. Gift card and coupon management. Dynamic pricing and inventory-based discounts.
Shipping & Logistics
Shipping integration with carriers (FedEx, UPS, DHL). Real-time rate calculation and label generation. Fulfillment automation and tracking. Multi-carrier support and routing.
Marketing & Personalization
Email marketing integration and automation. Product recommendations and personalisation. Customer segmentation and targeted promotions. SMS and push notification integration.
Analytics & Reporting
Custom dashboards and KPI tracking. Sales reporting and analysis. Customer analytics and segmentation. Inventory and product performance reporting.
Payment Processing
Payment gateway integration and processing. Subscription and recurring payment support. PCI compliance and fraud detection. Multi-currency and multi-payment-method support.
Code Quality Standards
- Follows Adobe Magento coding standards
- Comprehensive test coverage (80%+ coverage target)
- Performance optimised database queries
- Security hardened against common vulnerabilities
- Upgrade safe architecture avoiding core file overrides
- Well documented with inline comments
- Version controlled with clean commit history
Quality Assurance Process
Static Analysis: PHPStan and PHPCS validate code quality. ESLint checks JavaScript. Automated validation catching issues early.
Unit Testing: PHPUnit tests validate business logic. Isolated testing without database. Fast feedback during development.
Integration Testing: Magento integration tests verify platform compatibility. Test functionality end-to-end. Validate database interactions.
Performance Testing: Database query profiling optimising performance. Load testing for scalability. Cache effectiveness validation.
Security Review: OWASP vulnerability scanning. Input validation and sanitisation. SQL injection prevention. Cross-site scripting (XSS) protection.
Why Choose Our Extension Development
Magento Certified: Expertise with latest Magento versions and best practices.
Quality First: Comprehensive testing ensuring production-ready code.
Scalable Design: Architecture supporting growth from thousands to millions of transactions.
Maintenance-Focused: Clean code and documentation reducing long-term maintenance costs.
Common Extension Requirements
- Inventory Synchronisation: Real-time inventory sync with ERP or warehouse systems
- Custom Pricing: Complex pricing rules and customer-specific pricing
- Fulfillment Automation: Automated order processing and fulfillment workflows
- Reporting: Custom business intelligence and analytics
- Integrations: Third-party system integrations (CRM, ERP, PIM)
- Performance Tools: Caching, optimisation, and monitoring
Related Services
- Custom Development: Bespoke functionality beyond extension scope
- Performance Optimisation: Optimise extension performance at scale
- Version Upgrades: Ensure extensions survive Magento upgrades
- Marketplace Integration: Publish extensions to Magento Marketplace
Implementation Timeline
- Scope & Architecture: 1-2 weeks
- Development: 4-12 weeks (depending on complexity)
- Testing: 2-4 weeks
- Documentation & Delivery: 1-2 weeks
Total project duration typically 2-4 months for production-ready extension.
Extension Publishing
Extensions can be published to Magento Marketplace extending reach and revenue:
- Revenue Sharing: 25-40% of extension sales revenue
- Global Distribution: Reach 300,000+ Magento developers
- Brand Building: Establish expertise in specific functionality
- Recurring Revenue: Subscription extensions generate ongoing income
Next Steps
Discuss your extension requirements with our technical team. Let's explore how custom functionality can drive your business value.