What problem does it solve? Choosing the right backend architecture on Vercel is confusing because the platform offers many overlapping products (Functions, Services, Containers, Queues, Workflow, Marketplace databases). This Skill guides you from your workload requirements to the correct product combination before you write any code. ## Core Features & Use Cases - Workload-to-Product Mapping: Matches HTTP APIs, WebSockets, background jobs, durable multi-step logic, cron work, and file storage to the appropriate Vercel product. - Framework Selection Guidance: Covers supported backend frameworks including Express, Fastify, Hono, NestJS, FastAPI, Flask, Django, and Go, plus container images for custom runtimes. - Database & Storage Selection: Recommends Marketplace integrations for Postgres, Redis, MongoDB, SQLite, and more, with region and connection-pooling considerations. - Use Case: You have an existing Express API and a Postgres database to deploy. The Skill directs you to Vercel Functions with Fluid compute, a Marketplace Postgres integration, and the follow-up implementation skills. ## Quick Start Ask the assistant to plan a backend architecture for your API or service on Vercel using this skill.