150 lines
2.9 KiB
Markdown
150 lines
2.9 KiB
Markdown
To build a solid **e-commerce backend using Spring Boot**, you need to design it around core business domains, security, scalability, and integrations.
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Here’s a structured roadmap 👇
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---
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# 1️⃣ Core Functional Modules
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## 🧑💼 1. User & Authentication Module
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* User registration & login
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* Role-based access (ADMIN, CUSTOMER, SELLER)
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* JWT or OAuth2 authentication
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* Password encryption (BCrypt)
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* Email verification
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* Forgot/reset password
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**Technologies**
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* Spring Security
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* JWT
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* OAuth2 (optional)
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* BCryptPasswordEncoder
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---
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# 2️⃣ Recommended Architecture
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### 🔹 Layered Architecture
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* Controller layer (REST APIs)
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* Service layer (Business logic)
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* Repository layer (Data access)
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* DTO & Mapper layer (MapStruct recommended)
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### 🔹 Database
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* PostgreSQL / MySQL
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* Redis (caching, cart)
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* Elasticsearch (for search, optional)
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---
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# 3️⃣ Important Technical Features
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## 🔐 Security
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* Spring Security
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* JWT authentication
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* CSRF protection
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* CORS config
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* Rate limiting
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* Input validation
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---
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## ⚡ Performance & Scalability
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* Caching (Redis)
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* Pagination
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* Indexing DB columns
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* Async processing
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* Connection pooling (HikariCP)
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---
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## 📡 API Design
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* RESTful endpoints
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* Proper HTTP status codes
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* Exception handling (GlobalExceptionHandler)
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* Swagger / OpenAPI documentation
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---
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## 🧾 Logging & Monitoring
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* Logback
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* ELK stack
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* Actuator
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* Prometheus & Grafana
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---
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# 4️⃣ Advanced / Production-Level Features
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* Microservices architecture
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* API Gateway
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* Circuit breaker (Resilience4j)
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* Kafka for order events
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* Docker + Kubernetes
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* CI/CD pipeline
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* Cloud deployment (AWS/GCP/Azure)
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---
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# 5️⃣ Suggested Database Entities
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Basic Entities:
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* User
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* Role
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---
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# 6️⃣ Tools & Dependencies
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Spring Boot Starters:
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* spring-boot-starter-web
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* spring-boot-starter-data-jpa
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* spring-boot-starter-security
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* spring-boot-starter-validation
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* spring-boot-starter-actuator
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Other:
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* Lombok
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* MapStruct
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* Flyway or Liquibase
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* Redis
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* Docker
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---
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# 7️⃣ Typical Development Roadmap
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1. Setup project
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2. Configure DB
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3. Implement User & Security
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8. Add caching
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9. Add logging & monitoring
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10. Deploy
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┌───────────────┐
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│ Keycloak │
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└──┬─────────┬──┘
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PKCE ──┘ └── OIDC code flow
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(mobile) (BFF callback)
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│ │
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┌────▼───┐ ┌───▼────┐
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│ Mobile │ │ BFF │ ← Spring app, holds session
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└────┬───┘ └───┬────┘
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│ Bearer │ Bearer (server-attached)
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└──────┬──────┘
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▼
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┌─────────────┐
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│ Resource API│ ← validates JWT via JWKS
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└─────────────┘ |