Scalability is at the heart of every successful tech platform. During my time leading migration projects at LinkedIn, I saw firsthand how planning for both vertical and horizontal scalability can make or break user experience. Vertical scaling—adding resources to existing servers—can offer quick relief for growing workloads, while horizontal scaling—adding more servers—ensures long-term performance and reliability. The key is to anticipate growth and design systems that can adapt seamlessly, whether you’re handling a surge in user traffic or migrating critical workloads from legacy databases to modern solutions
