🎯 Master Salesforce Development | Build Scalable Solutions | Showcase Enterprise-Grade Code
🚀 Quick Start • 📚 Learning Path • 🏗️ Projects • 🔗 Integrations
 ⚡ Apex Mastery Advanced triggers, async processing, bulk operations, and performance optimization |
 🔗 API Integration REST, GraphQL, Bulk API 2.0, Streaming API, and real-time data synchronization |
 ⚡ Lightning UI LWC, Aura Components, data binding, and modern user interface development |
 🧪 Testing Excellence Unit testing, mocking, test data factories, and achieving 95%+ code coverage |
salesforce-apex-showcase/
│
├── 🏗️ apex-development/ # Core Salesforce development
│ ├── fundamentals/ # Apex basics & data manipulation
│ ├── triggers/ # Trigger patterns & best practices
│ ├── async-processing/ # Future, Queueable, Batch, Schedulable
│ ├── data-operations/ # SOQL, SOSL, DML operations
│ └── security-patterns/ # Sharing rules, field-level security
│
├── 🔗 api-integrations/ # Comprehensive API examples
│ ├── rest-services/ # Custom REST endpoints & callouts
│ ├── bulk-api/ # Bulk API 2.0 implementations
│ ├── streaming-api/ # Real-time event processing
│ ├── composite-api/ # Bundled request patterns
│ ├── graphql-queries/ # GraphQL API implementations
│ └── metadata-api/ # Programmatic customization
│
├── ⚡ lightning-development/ # Modern UI development
│ ├── lwc-components/ # Lightning Web Components
│ ├── aura-components/ # Classic Lightning components
│ ├── visualforce-pages/ # Legacy UI development
│ └── ui-patterns/ # Reusable UI patterns
│
│
├── 🏢 enterprise-solutions/ # Production-ready implementations
│ ├── salesforce-integration-hub/ # Multi-system integration
│ ├── financial-services-app/ # Banking & finance solutions
│ ├── healthcare-platform/ # Healthcare data management
│ └── ecommerce-connector/ # E-commerce integrations
│
├── 📁 lib/ # Reusable utility libraries
│ ├── 📁 apex-utilities/
│ ├── 📁 trigger-framework/
│ ├── 📁 testing-utilities/
│ ├── 📁 security-framework/
│ ├── 📁 integration-framework/
│
└── 📖 documentation/ # Comprehensive guides
├── best-practices/ # Coding standards & patterns
├── performance-guides/ # Optimization strategies
├── integration-patterns/ # API design patterns
└── troubleshooting/ # Common issues & solutions
🌱 Phase 1: Apex Fundamentals (Weeks 1-3)
| Week | 🎯 Focus | ⚡ Skills | 📋 Deliverables |
|---|---|---|---|
| 1 | Data Types & Collections | Lists, Sets, Maps, primitive types | Collection manipulation examples |
| 2 | SOQL & SOSL Mastery | Query optimization, relationship queries | Advanced query patterns |
| 3 | DML Operations | Insert, update, upsert, delete patterns | Bulk DML implementations |
🔥 Phase 2: Advanced Apex (Weeks 4-8)
| Week | 🎯 Focus | ⚡ Skills | 📋 Deliverables |
|---|---|---|---|
| 4 | Trigger Architecture | Handler patterns, recursion control | Production-ready trigger framework |
| 5 | Async Processing | @future, Queueable, Batchable | Long-running process implementations |
| 6 | Exception Handling | Try-catch, custom exceptions | Robust error handling patterns |
| 7 | Security & Sharing | Field-level security, sharing rules | Secure data access implementations |
| 8 | Performance Optimization | Governor limits, bulk patterns | High-performance solutions |
🔗 Phase 3: API Integration Mastery (Weeks 9-14)
| Week | 🎯 Focus | ⚡ Skills | 📋 Deliverables |
|---|---|---|---|
| 9 | REST API Development | Custom REST services, HTTP callouts | RESTful service implementations |
| 10 | Bulk API 2.0 | Large dataset operations | Bulk data processing solutions |
| 11 | Streaming API | Real-time events, PushTopics | Event-driven architectures |
| 12 | GraphQL Integration | Precise data queries | GraphQL implementation examples |
| 13 | Composite API | Bundled requests, transaction control | Efficient API usage patterns |
| 14 | Authentication & Security | OAuth 2.0, Named Credentials | Secure API integrations |
⚡ Phase 4: Lightning Development (Weeks 15-18)
| Week | 🎯 Focus | ⚡ Skills | 📋 Deliverables |
|---|---|---|---|
| 15 | LWC Fundamentals | Component lifecycle, data binding | Interactive Lightning components |
| 16 | Advanced LWC Patterns | Parent-child communication, events | Complex component architectures |
| 17 | Aura & Visualforce | Legacy UI development | Multi-framework implementations |
| 18 | UI Performance | Lazy loading, caching strategies | High-performance UI solutions |
Enterprise-grade multi-system integration platform
- Integrations: ERP, Marketing Automation, E-commerce, Support Systems
- APIs: REST, SOAP, GraphQL, Bulk API 2.0, Streaming API
- Features: Real-time sync, conflict resolution, audit trails
- Architecture: Microservices, event-driven, scalable design
Comprehensive banking and finance solution
- Modules: Account management, transaction processing, compliance
- Security: Field-level encryption, audit trails, PCI compliance
- Integration: Core banking systems, payment gateways, credit bureaus
- UI: Lightning web components, mobile-responsive design
HIPAA-compliant healthcare platform
- Standards: HL7 FHIR integration, medical data exchange
- Security: End-to-end encryption, consent management
- Features: Patient portal, clinical workflows, reporting
- Compliance: HIPAA, audit logging, data governance
Omnichannel retail integration solution
- Platforms: Shopify, Magento, WooCommerce, Amazon
- Sync: Products, orders, inventory, customer data
- Features: Real-time updates, price management, analytics
- UI: Custom Lightning apps, mobile optimization
Advanced analytics and business intelligence
- Data Sources: Salesforce, external databases, APIs
- Processing: ETL pipelines, data transformation, aggregation
- Visualization: Einstein Analytics, custom dashboards
- Automation: Scheduled reports, alert notifications
 🌐 REST APIs Custom services, HTTP callouts, authentication patterns |
 📦 Bulk API 2.0 Large dataset processing, job management, parallel processing |
 📡 Streaming API Real-time events, PushTopics, CometD integration |
 🎯 GraphQL Precise data queries, schema introspection, efficient fetching |
 🔄 Composite API Bundled requests, transaction control, performance optimization |
 ⚙️ Metadata API Programmatic customization, deployment automation |
- 🏢 Salesforce Developer Org (free signup)
- 🛠️ Salesforce CLI (SFDX) installed
- 💻 VS Code with Salesforce Extension Pack
- ☕ Basic understanding of object-oriented programming
# 1. Clone this repository
git clone https://github.com/yourusername/salesforce-apex-showcase.git
cd salesforce-apex-showcase
# 2. Authenticate with your Salesforce org
sfdx auth:web:login -d -a myDevOrg
# 3. Deploy sample components
sfdx force:source:deploy -p apex-development/fundamentals/
 📚 Beginner Path New to Salesforce? Start with Apex fundamentals Begin Learning → |
 🔧 Developer Path Have Apex experience? Jump to integration patterns View Integrations → |
 🏗️ Architect Path Building enterprise solutions? Explore advanced patterns See Solutions → |
Progress: ⬜⬜⬜⬜⬜⬜ (0/6 completed)
- Master Apex data types and collections (Lists, Sets, Maps)
- Write efficient SOQL and SOSL queries
- Implement proper DML operations with bulk patterns
- Create basic custom objects and fields
- Understand governor limits and best practices
- Build simple Apex classes and methods
Progress: ⬜⬜⬜⬜⬜⬜⬜⬜⬜ (0/9 completed)
- Build robust trigger frameworks with handler patterns
- Implement asynchronous processing (@future, Queueable, Batch)
- Create custom REST API endpoints and handle HTTP callouts
- Develop Lightning Web Components with advanced patterns
- Implement comprehensive exception handling strategies
- Master test-driven development with 90%+ code coverage
- Build secure solutions with proper sharing and field-level security
- Optimize performance for large data volumes
- Create reusable utility classes and design patterns
Progress: ⬜⬜⬜⬜⬜⬜⬜⬜⬜⬜ (0/10 completed)
- Architect enterprise integration solutions with multiple systems
- Master Bulk API 2.0 for processing millions of records
- Implement real-time data synchronization with Streaming API
- Build GraphQL integrations for efficient data fetching
- Create sophisticated Lightning applications with complex UIs
- Implement advanced security patterns and compliance requirements
- Design scalable batch processing architectures
- Build custom metadata-driven solutions
- Create performance monitoring and optimization frameworks
- Lead enterprise-grade Salesforce implementations
Our testing framework demonstrates industry best practices:
- Unit Testing: Comprehensive test classes for all Apex components
- Integration Testing: End-to-end API integration testing
- Mock Testing: HttpCalloutMock and test doubles for external services
- Data Factories: Reusable test data creation patterns
- Performance Testing: Load testing for bulk operations
- Code Coverage: 95%+ across all components
- Test Execution: Automated testing in CI/CD pipelines
- Performance Benchmarks: Response time and throughput measurements
- Security Testing: Validation of sharing rules and field-level security
🎖️ Professional Achievements:
- ✅ Built 25+ production Apex applications serving 10K+ users
- ✅ Reduced API response times by 75% through optimization techniques
- ✅ Implemented enterprise integrations processing 1M+ records daily
- ✅ Achieved 98%+ code coverage across all production deployments
- ✅ Led Salesforce architecture for Fortune 500 companies
- 🏢 Salesforce Developer Org - Free development environment
- 🛠️ Salesforce CLI - Command line interface
- 💻 VS Code Extensions - IDE support
- 📊 Salesforce Inspector - Browser extension
- 🚀 GitHub Actions Workflows - Automated deployment
- 🧪 Apex Test Automation - Continuous testing
- 📦 Package Development - Managed package creation
- 📊 Code Quality Gates - Static code analysis
We welcome contributions to expand this comprehensive Salesforce ecosystem!
- 🐛 Report Issues - Found bugs or improvements in code examples?
- 💡 Suggest Features - Ideas for new integration patterns or components?
- 📝 Improve Documentation - Help make guides clearer and more comprehensive
- 🏗️ Add Solutions - Share your Apex implementations and best practices
- 🧪 Enhance Testing - Contribute test cases and quality improvements
- 🍴 Fork the repository
- 🌿 Create feature branch (
git checkout -b feature/awesome-apex-feature) - 📝 Follow Salesforce coding standards and best practices
- ✅ Include comprehensive test coverage (90%+ required)
- 📖 Add detailed documentation for new features
- 🧪 Ensure all existing tests pass
- 💬 Commit with clear messages (
git commit -m 'Add lightning component for data visualization') - 📤 Push and create Pull Request
⚡ 25 Apex Solutions • 🔗 15+ API Integrations • ⚡ 20+ Lightning Components • 🧪 95%+ Code Coverage
📧 Direct Support: [email protected]
🌐 Trailblazer Community: Official Forums
📖 Developer Documentation: Salesforce Developer Docs
This project is licensed under the MIT License - see the LICENSE file for details.
Choose your path and start building enterprise-grade solutions today!
⭐ Star this repository to track your Salesforce mastery journey! ⭐
Created by Ilyasse Younes for the Salesforce developer community
salesforce-apex-showcase/
│
├── 📄 README.md # Main portfolio showcase & overview
├── 📄 LICENSE # Apache 2.0 License
├── 📄 .gitignore # Git ignore (Salesforce specific)
├── 📄 sfdx-project.json # SFDX project configuration
├── 📄 package.json # Node.js dependencies for tooling
│
├── 📁 docs/ # Comprehensive documentation
│ ├── 📄 getting-started.md # Quick setup & environment guide
│ ├── 📄 roadmap-detailed.md # Complete learning pathway
│ ├── 📄 best-practices.md # Apex coding standards & patterns
│ ├── 📄 performance-guide.md # Governor limits & optimization
│ ├── 📄 security-guide.md # Security best practices & OWASP
│ ├── 📄 deployment-guide.md # CI/CD & DevOps practices
│ ├── 📄 troubleshooting.md # Common issues & debugging
│ ├── 📄 interview-prep.md # Technical interview preparation
│ └── 📁 api/ # API documentation
│ ├── 📄 rest-api-patterns.md # REST API design patterns
│ ├── 📄 soap-integration.md # SOAP integration examples
│ ├── 📄 bulk-api-guide.md # Bulk API implementation
│ ├── 📄 streaming-api.md # Platform Events & Change Events
│ └── 📄 custom-metadata.md # Custom Metadata API usage
│
├── 📁 projects/ # Enterprise project portfolio
│ ├── 📁 financial-services-platform/ # Banking & finance solution
│ │ ├── 📄 README.md # Project overview & architecture
│ │ ├── 📄 business-requirements.md # Functional requirements
│ │ ├── 📄 technical-design.md # System architecture & design
│ │ ├── 📄 security-model.md # Security implementation
│ │ ├── 📁 force-app/main/default/
│ │ │ ├── 📁 classes/
│ │ │ │ ├── 📄 AccountManager.cls # Account management
│ │ │ │ ├── 📄 LoanProcessor.cls # Loan processing logic
│ │ │ │ ├── 📄 RiskCalculator.cls # Risk assessment
│ │ │ │ ├── 📄 ComplianceValidator.cls # Regulatory compliance
│ │ │ │ ├── 📄 PaymentScheduler.cls # Payment scheduling
│ │ │ │ └── 📄 FraudDetectionService.cls # Fraud detection
│ │ │ ├── 📁 triggers/
│ │ │ │ ├── 📄 AccountTrigger.trigger # Account trigger
│ │ │ │ ├── 📄 LoanTrigger.trigger # Loan trigger
│ │ │ │ └── 📄 PaymentTrigger.trigger # Payment trigger
│ │ │ ├── 📁 triggerHandlers/
│ │ │ │ ├── 📄 AccountTriggerHandler.cls # Account trigger logic
│ │ │ │ ├── 📄 LoanTriggerHandler.cls # Loan trigger logic
│ │ │ │ └── 📄 PaymentTriggerHandler.cls # Payment trigger logic
│ │ │ ├── 📁 lwc/
│ │ │ │ ├── 📁 loanApplication/ # Loan application LWC
│ │ │ │ ├── 📁 paymentDashboard/ # Payment dashboard
│ │ │ │ └── 📁 riskAssessment/ # Risk assessment UI
│ │ │ ├── 📁 objects/
│ │ │ │ ├── 📄 Loan__c.object-meta.xml # Loan custom object
│ │ │ │ ├── 📄 Payment__c.object-meta.xml # Payment object
│ │ │ │ └── 📄 RiskProfile__c.object-meta.xml # Risk profile
│ │ │ ├── 📁 workflows/
│ │ │ └── 📁 flows/
│ │ ├── 📁 config/
│ │ │ ├── 📄 project-scratch-def.json # Scratch org definition
│ │ │ └── 📄 permission-sets.json # Permission configurations
│ │ ├── 📁 data/
│ │ │ ├── 📄 sample-accounts.json # Test account data
│ │ │ ├── 📄 sample-loans.json # Test loan data
│ │ │ └── 📄 test-scenarios.json # Test case data
│ │ ├── 📁 tests/
│ │ │ ├── 📄 AccountManagerTest.cls # Unit tests
│ │ │ ├── 📄 LoanProcessorTest.cls # Unit tests
│ │ │ ├── 📄 IntegrationTests.cls # Integration tests
│ │ │ └── 📄 TestDataFactory.cls # Test data factory
│ │ └── 📁 docs/
│ │ ├── 📄 deployment-notes.md # Deployment instructions
│ │ ├── 📄 user-manual.md # End user documentation
│ │ ├── 📁 images/
│ │ │ ├── 📄 system-architecture.png # Architecture diagrams
│ │ │ ├── 📄 data-model.png # ERD diagrams
│ │ │ └── 📄 ui-mockups.png # UI designs
│ │ └── 📁 videos/
│ │ └── 📄 demo-walkthrough.mp4 # Product demonstration
│ │
│ ├── 📁 healthcare-data-exchange/ # Healthcare integration platform
│ │ ├── 📄 README.md
│ │ ├── 📄 hipaa-compliance.md # HIPAA compliance documentation
│ │ ├── 📁 force-app/main/default/
│ │ │ ├── 📁 classes/
│ │ │ │ ├── 📄 PatientManager.cls # Patient data management
│ │ │ │ ├── 📄 FHIRIntegration.cls # FHIR standard integration
│ │ │ │ ├── 📄 HL7MessageParser.cls # HL7 message processing
│ │ │ │ ├── 📄 ConsentManager.cls # Patient consent tracking
│ │ │ │ ├── 📄 AuditLogger.cls # HIPAA audit logging
│ │ │ │ └── 📄 DataEncryption.cls # PHI encryption utilities
│ │ │ ├── 📁 triggers/
│ │ │ ├── 📁 lwc/
│ │ │ │ ├── 📁 patientPortal/ # Patient portal UI
│ │ │ │ └── 📁 providerDashboard/ # Provider dashboard
│ │ │ └── 📁 objects/
│ │ ├── 📁 integration/
│ │ │ ├── 📄 epic-integration.cls # Epic EHR integration
│ │ │ ├── 📄 cerner-integration.cls # Cerner integration
│ │ │ └── 📄 lab-results-sync.cls # Lab results sync
│ │ ├── 📁 data/
│ │ └── 📁 tests/
│ │
│ ├── 📁 ecommerce-integration-hub/ # E-commerce platform connector
│ │ ├── 📄 README.md
│ │ ├── 📁 force-app/main/default/
│ │ │ ├── 📁 classes/
│ │ │ │ ├── 📄 OrderSyncManager.cls # Order synchronization
│ │ │ │ ├── 📄 InventoryTracker.cls # Real-time inventory
│ │ │ │ ├── 📄 PricingEngine.cls # Dynamic pricing
│ │ │ │ ├── 📄 ShippingCalculator.cls # Shipping cost calculation
│ │ │ │ ├── 📄 TaxCalculator.cls # Tax calculation engine
│ │ │ │ └── 📄 RecommendationEngine.cls # Product recommendations
│ │ │ ├── 📁 integrations/
│ │ │ │ ├── 📄 ShopifyConnector.cls # Shopify integration
│ │ │ │ ├── 📄 MagentoConnector.cls # Magento integration
│ │ │ │ ├── 📄 AmazonConnector.cls # Amazon marketplace
│ │ │ │ └── 📄 PayPalIntegration.cls # PayPal payment processing
│ │ │ └── 📁 lwc/
│ │ │ ├── 📁 orderDashboard/ # Order management UI
│ │ │ └── 📁 inventoryMonitor/ # Inventory monitoring
│ │ ├── 📁 webhooks/
│ │ │ ├── 📄 OrderWebhook.cls # Order event handling
│ │ │ └── 📄 InventoryWebhook.cls # Inventory updates
│ │ └── 📁 data/
│ │
│ ├── 📁 iot-device-management/ # IoT platform integration
│ │ ├── 📄 README.md
│ │ ├── 📁 force-app/main/default/
│ │ │ ├── 📁 classes/
│ │ │ │ ├── 📄 DeviceManager.cls # IoT device management
│ │ │ │ ├── 📄 SensorDataProcessor.cls # Sensor data processing
│ │ │ │ ├── 📄 AlertManager.cls # Alert and notification
│ │ │ │ ├── 📄 ThresholdMonitor.cls # Threshold monitoring
│ │ │ │ └── 📄 PredictiveAnalytics.cls # ML-based predictions
│ │ │ ├── 📁 platformEvents/
│ │ │ │ ├── 📄 DeviceStatus__e.object # Device status events
│ │ │ │ └── 📄 SensorReading__e.object # Sensor reading events
│ │ │ └── 📁 lwc/
│ │ │ ├── 📁 deviceDashboard/ # Device monitoring UI
│ │ │ └── 📁 analyticsCharts/ # Data visualization
│ │ └── 📁 mqtt-integration/
│ │ └── 📄 MQTTConnector.cls # MQTT protocol handler
│ │
│ └── 📁 supply-chain-optimizer/ # Supply chain management
│ ├── 📄 README.md
│ ├── 📁 force-app/main/default/
│ │ ├── 📁 classes/
│ │ │ ├── 📄 SupplierManager.cls # Supplier relationship mgmt
│ │ │ ├── 📄 DemandForecaster.cls # Demand forecasting
│ │ │ ├── 📄 OptimizationEngine.cls # Supply chain optimization
│ │ │ ├── 📄 QualityAssurance.cls # Quality control
│ │ │ └── 📄 ComplianceTracker.cls # Regulatory compliance
│ │ └── 📁 integrations/
│ │ ├── 📄 SAPIntegration.cls # SAP ERP integration
│ │ └── 📄 OracleConnector.cls # Oracle database connector
│ └── 📁 analytics/
│ └── 📄 SupplyChainMetrics.cls # KPI calculations
│
├── 📁 learning-path/ # Structured learning roadmap
│ ├── 📁 phase-1-fundamentals/
│ │ ├── 📁 level-01-apex-basics/
│ │ │ ├── 📄 README.md # Learning objectives & overview
│ │ │ ├── 📄 theory.md # Theoretical concepts
│ │ │ ├── 📄 exercises.cls # Hands-on practice problems
│ │ │ ├── 📄 solutions.cls # Detailed solutions with explanations
│ │ │ ├── 📄 quiz.md # Knowledge assessment
│ │ │ └── 📁 resources/
│ │ │ ├── 📄 code-examples.cls # Additional code samples
│ │ │ ├── 📄 cheat-sheet.pdf # Quick reference
│ │ │ └── 📄 video-links.md # Related video tutorials
│ │ ├── 📁 level-02-data-types/
│ │ │ ├── 📄 README.md
│ │ │ ├── 📄 primitive-types.cls # Primitive data types
│ │ │ ├── 📄 collections.cls # Lists, Sets, Maps
│ │ │ ├── 📄 sobjects.cls # SObject manipulation
│ │ │ └── 📄 exercises.cls
│ │ ├── 📁 level-03-control-flow/
│ │ │ ├── 📄 README.md
│ │ │ ├── 📄 conditionals.cls # If-else statements
│ │ │ ├── 📄 loops.cls # For/while loops
│ │ │ ├── 📄 exception-handling.cls # Try-catch blocks
│ │ │ └── 📄 exercises.cls
│ │ ├── 📁 level-04-methods-classes/
│ │ │ ├── 📄 README.md
│ │ │ ├── 📄 method-fundamentals.cls # Method creation & overloading
│ │ │ ├── 📄 class-structure.cls # Class design patterns
│ │ │ ├── 📄 access-modifiers.cls # Public, private, protected
│ │ │ └── 📄 exercises.cls
│ │ └── 📁 level-05-soql-sosl/
│ │ ├── 📄 README.md
│ │ ├── 📄 soql-fundamentals.cls # Basic SOQL queries
│ │ ├── 📄 soql-advanced.cls # Complex queries & aggregates
│ │ ├── 📄 sosl-search.cls # Full-text search
│ │ ├── 📄 dynamic-queries.cls # Dynamic SOQL/SOSL
│ │ └── 📄 exercises.cls
│ │
│ ├── 📁 phase-2-intermediate/
│ │ ├── 📁 level-06-dml-operations/
│ │ │ ├── 📄 README.md
│ │ │ ├── 📄 basic-dml.cls # Insert, Update, Delete
│ │ │ ├── 📄 bulk-operations.cls # Bulk DML patterns
│ │ │ ├── 📄 database-methods.cls # Database.insert, etc.
│ │ │ ├── 📄 transaction-control.cls # Savepoints & rollbacks
│ │ │ └── 📄 exercises.cls
│ │ ├── 📁 level-07-triggers/
│ │ │ ├── 📄 README.md
│ │ │ ├── 📄 trigger-basics.cls # Trigger fundamentals
│ │ │ ├── 📄 trigger-patterns.cls # Best practice patterns
│ │ │ ├── 📄 handler-framework.cls # Trigger handler framework
│ │ │ ├── 📄 recursive-prevention.cls # Preventing recursion
│ │ │ └── 📄 exercises/
│ │ │ ├── 📄 AccountTrigger.trigger
│ │ │ ├── 📄 ContactTrigger.trigger
│ │ │ └── 📄 OpportunityTrigger.trigger
│ │ ├── 📁 level-08-testing/
│ │ │ ├── 📄 README.md
│ │ │ ├── 📄 test-fundamentals.cls # Test class basics
│ │ │ ├── 📄 test-data-setup.cls # Test data creation
│ │ │ ├── 📄 assertions.cls # System.assert methods
│ │ │ ├── 📄 test-utilities.cls # Reusable test utilities
│ │ │ ├── 📄 mock-framework.cls # Mocking strategies
│ │ │ └── 📄 exercises.cls
│ │ ├── 📁 level-09-governor-limits/
│ │ │ ├── 📄 README.md
│ │ │ ├── 📄 understanding-limits.cls # Governor limit concepts
│ │ │ ├── 📄 bulkification.cls # Bulk processing patterns
│ │ │ ├── 📄 optimization.cls # Performance optimization
│ │ │ ├── 📄 monitoring.cls # Limit monitoring
│ │ │ └── 📄 exercises.cls
│ │ └── 📁 level-10-security/
│ │ ├── 📄 README.md
│ │ ├── 📄 sharing-rules.cls # Programmatic sharing
│ │ ├── 📄 field-level-security.cls # FLS implementation
│ │ ├── 📄 crud-checks.cls # CRUD permissions
│ │ ├── 📄 security-scanner.cls # Security best practices
│ │ └── 📄 exercises.cls
│ │
│ ├── 📁 phase-3-advanced/
│ │ ├── 📁 level-11-async-processing/
│ │ │ ├── 📄 README.md
│ │ │ ├── 📄 future-methods.cls # @future annotations
│ │ │ ├── 📄 batch-apex.cls # Batch processing
│ │ │ ├── 📄 queueable-apex.cls # Queueable interface
│ │ │ ├── 📄 schedulable-apex.cls # Scheduled jobs
│ │ │ └── 📄 exercises/
│ │ │ ├── 📄 DataCleanupBatch.cls
│ │ │ ├── 📄 EmailProcessor.cls
│ │ │ └── 📄 ReportGenerator.cls
│ │ ├── 📁 level-12-web-services/
│ │ │ ├── 📄 README.md
│ │ │ ├── 📄 rest-services.cls # REST API development
│ │ │ ├── 📄 soap-services.cls # SOAP web services
│ │ │ ├── 📄 http-callouts.cls # External API calls
│ │ │ ├── 📄 authentication.cls # OAuth & API security
│ │ │ └── 📄 exercises/
│ │ │ ├── 📄 WeatherService.cls
│ │ │ ├── 📄 PaymentGateway.cls
│ │ │ └── 📄 CRMIntegration.cls
│ │ ├── 📁 level-13-platform-events/
│ │ │ ├── 📄 README.md
│ │ │ ├── 📄 event-basics.cls # Platform event fundamentals
│ │ │ ├── 📄 event-publishing.cls # Publishing events
│ │ │ ├── 📄 event-subscribers.cls # Event subscription
│ │ │ ├── 📄 change-events.cls # Change data capture
│ │ │ └── 📄 exercises.cls
│ │ ├── 📁 level-14-lightning-platform/
│ │ │ ├── 📄 README.md
│ │ │ ├── 📄 aura-controllers.cls # Aura component controllers
│ │ │ ├── 📄 lwc-apex.cls # LWC Apex integration
│ │ │ ├── 📄 custom-metadata.cls # Custom metadata types
│ │ │ ├── 📄 platform-cache.cls # Platform cache usage
│ │ │ └── 📄 exercises/
│ │ └── 📁 level-15-advanced-patterns/
│ │ ├── 📄 README.md
│ │ ├── 📄 design-patterns.cls # Common design patterns
│ │ ├── 📄 selector-pattern.cls # Data access patterns
│ │ ├── 📄 service-layer.cls # Service layer architecture
│ │ ├── 📄 factory-pattern.cls # Factory pattern implementation
│ │ └── 📄 exercises.cls
│ │
│ ├── 📁 phase-4-enterprise/
│ │ ├── 📁 level-16-integration-patterns/
│ │ │ ├── 📄 README.md
│ │ │ ├── 📄 middleware-patterns.cls # Enterprise integration patterns
│ │ │ ├── 📄 etl-processes.cls # Extract, Transform, Load
│ │ │ ├── 📄 real-time-sync.cls # Real-time data synchronization
│ │ │ ├── 📄 error-handling.cls # Robust error handling
│ │ │ └── 📄 exercises.cls
│ │ ├── 📁 level-17-large-data-volumes/
│ │ │ ├── 📄 README.md
│ │ │ ├── 📄 big-objects.cls # Big Object implementation
│ │ │ ├── 📄 bulk-api-2.cls # Bulk API 2.0 usage
│ │ │ ├── 📄 streaming-data.cls # Streaming API patterns
│ │ │ ├── 📄 archival-strategies.cls # Data archival patterns
│ │ │ └── 📄 exercises.cls
│ │ ├── 📁 level-18-performance-tuning/
│ │ │ ├── 📄 README.md
│ │ │ ├── 📄 query-optimization.cls # SOQL optimization
│ │ │ ├── 📄 memory-management.cls # Memory usage patterns
│ │ │ ├── 📄 cpu-optimization.cls # CPU time optimization
│ │ │ ├── 📄 profiling-tools.cls # Performance profiling
│ │ │ └── 📄 exercises.cls
│ │ └── 📁 level-19-devops-ci-cd/
│ │ ├── 📄 README.md
│ │ ├── 📄 version-control.cls # Git workflows for Salesforce
│ │ ├── 📄 automated-testing.cls # CI/CD pipeline integration
│ │ ├── 📄 deployment-automation.cls # Automated deployments
│ │ ├── 📄 monitoring-logging.cls # Production monitoring
│ │ └── 📄 exercises/
│ │
│ └── 📁 phase-5-expert/
│ ├── 📁 level-20-architecture-patterns/
│ │ ├── 📄 README.md
│ │ ├── 📄 enterprise-architecture.cls # Large-scale architecture
│ │ ├── 📄 microservices.cls # Microservices patterns
│ │ ├── 📄 event-driven.cls # Event-driven architecture
│ │ ├── 📄 domain-driven.cls # Domain-driven design
│ │ └── 📄 exercises.cls
│ ├── 📁 level-21-advanced-security/
│ │ ├── 📄 README.md
│ │ ├── 📄 encryption-patterns.cls # Data encryption strategies
│ │ ├── 📄 audit-trails.cls # Comprehensive audit logging
│ │ ├── 📄 privacy-compliance.cls # GDPR/CCPA compliance
│ │ ├── 📄 threat-modeling.cls # Security threat analysis
│ │ └── 📄 exercises.cls
│ ├── 📁 level-22-machine-learning/
│ │ ├── 📄 README.md
│ │ ├── 📄 einstein-platform.cls # Einstein Platform Services
│ │ ├── 📄 predictive-models.cls # Predictive analytics
│ │ ├── 📄 sentiment-analysis.cls # Text analysis integration
│ │ ├── 📄 recommendation-engine.cls # ML recommendations
│ │ └── 📄 exercises.cls
│ └── 📁 level-23-thought-leadership/
│ ├── 📄 README.md
│ ├── 📄 innovation-patterns.cls # Cutting-edge implementations
│ ├── 📄 research-projects.cls # Experimental features
│ ├── 📄 community-contributions.cls # Open source contributions
│ ├── 📄 technical-writing.cls # Documentation standards
│ └── 📄 exercises.cls
│
├── 📁 lib/ # Reusable utility libraries
│ ├── 📁 apex-utilities/
│ │ ├── 📄 README.md
│ │ ├── 📄 StringUtils.cls # String manipulation utilities
│ │ ├── 📄 DateTimeUtils.cls # Date/time processing helpers
│ │ ├── 📄 CollectionUtils.cls # List/Set/Map utilities
│ │ ├── 📄 MathUtils.cls # Mathematical calculations
│ │ ├── 📄 ValidationUtils.cls # Input validation helpers
│ │ ├── 📄 CryptoUtils.cls # Encryption/hashing utilities
│ │ ├── 📄 JSONUtils.cls # JSON processing helpers
│ │ ├── 📄 CSVUtils.cls # CSV file processing
│ │ └── 📄 EmailUtils.cls # Email formatting utilities
│ │
│ ├── 📁 trigger-framework/
│ │ ├── 📄 README.md
│ │ ├── 📄 TriggerHandler.cls # Base trigger handler class
│ │ ├── 📄 TriggerContext.cls # Trigger context wrapper
│ │ ├── 📄 TriggerDispatcher.cls # Trigger routing logic
│ │ ├── 📄 TriggerSettings.cls # Trigger configuration
│ │ └── 📄 RecursionPrevention.cls # Recursion control
│ │
│ ├── 📁 testing-utilities/
│ │ ├── 📄 README.md
│ │ ├── 📄 TestDataFactory.cls # Comprehensive test data factory
│ │ ├── 📄 TestObjectBuilder.cls # Builder pattern for test data
│ │ ├── 📄 MockHTTPResponse.cls # HTTP callout mocking
│ │ ├── 📄 DatabaseMocking.cls # Database operation mocking
│ │ ├── 📄 AssertionUtils.cls # Custom assertion helpers
│ │ ├── 📄 PerformanceTestUtils.cls # Performance testing tools
│ │ └── 📄 TestEnvironmentSetup.cls # Test environment configuration
│ │
│ ├── 📁 security-framework/
│ │ ├── 📄 README.md
│ │ ├── 📄 SecurityUtils.cls # Security validation utilities
│ │ ├── 📄 SharingUtils.cls # Programmatic sharing helpers
│ │ ├── 📄 FieldSecurityChecker.cls # FLS validation
│ │ ├── 📄 CRUDSecurityChecker.cls # CRUD permission validation
│ │ ├── 📄 DataSanitizer.cls # Input sanitization
│ │ └── 📄 AuditLogger.cls # Security audit logging
│ │
│ ├── 📁 integration-framework/
│ │ ├── 📄 README.md
│ │ ├── 📄 HTTPCalloutManager.cls # HTTP request management
│ │ ├── 📄 RetryMechanism.cls # Automatic retry logic
│ │ ├── 📄 RateLimitManager.cls # API rate limiting
│ │ ├── 📄 CircuitBreaker.cls # Circuit breaker pattern
│ │ ├── 📄 APIResponseParser.cls # Response parsing utilities
│ │ ├── 📄 WebhookProcessor.cls # Webhook handling framework
│ │ └── 📄 QueueManager.cls # Async processing queue
│ │
│ ├──