Full-stack backend developer -- Cloudflare Workers, AWS, Node.js/TypeScript, Python, and production application architecture.
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Specific answers on Cloudflare Workers, AWS cost, backend architecture, API scaling, search migrations, and infrastructure trade-offs.
The best Cloudflare Workers use cases are narrow, high-leverage request paths: protect an API, receive a webhook, serve a cacheable read, issue a signed upload, or move slow work to a queue. The mistake is treating Workers as a place to put every backend decision.
A Cloudflare Workers backend ranks in production when every edge responsibility is explicit: routing, validation, auth, caching, queues, storage, database access, observability, and rollback.
The best backend engineering hire is not always the biggest agency or marketplace. For startups, the right choice depends on ownership, architecture judgment, production proof, and how clearly the engineer can reduce backend risk.
Cloudflare Workers often wins for latency-sensitive edge APIs; AWS Lambda still fits heavy regional compute and deep AWS integrations.
A search migration works when index shape, query paths, sync jobs, and rollback plans are designed before any production cutover.
A Cloudflare-first backend works when each piece has a narrow job: Workers handle request logic, Queues protect slow work, R2 stores objects, PlanetScale owns transactions, and Typesense serves search.
Production RAG breaks at ingestion, permissions, evaluation, and observability more often than at prompt writing.
A complete product backend needs stable domain boundaries, predictable APIs, secure access, and deployment habits that support fast product iteration.