Build Scalable Software

// Scalable Application
class EnterpriseApp {
  constructor(config) {
    this.api = new API(config.endpoint);
    this.cache = new RedisCache();
    this.db = new Database();
  }
  
  async processRequest(data) {
    const validated = await this.validate(data);
    const processed = await this.process(validated);
    return this.respond(processed);
  }
}

# High-performance API
from fastapi import FastAPI
from redis import Redis
from models import User, Order

app = FastAPI()
redis = Redis(host='redis', port=6379)

@app.post("/api/process")
async def process_data(request: Request):
    # Business logic
    validated = validate_request(request)
    result = await process_business_logic(validated)
    cache_result(result.id, result)
    return {"status": "success", "data": result}

// Microservice Architecture
package main

import (
    "github.com/gin-gonic/gin"
    "go.mongodb.org/mongo-driver/mongo"
)

type Service struct {
    DB    *mongo.Client
    Cache *redis.Client
    Queue *rabbitmq.Connection
}

func (s *Service) HandleRequest(c *gin.Context) {
    // Distributed processing
    go s.processAsync(c.Request)
    c.JSON(200, gin.H{"status": "processing"})
}