Functions

1 tutorials · 15 guides

Tutorials

Deploy an HTTP Function on Raff: Step-by-Step

Deploy a Node.js HTTP Function on Raff, verify the live HTTPS URL, inspect logs, add environment variables, and confirm scale-to-zero and cost controls.

Sep 21, 202612 min read

serverless-functionshttp-apinode-js

Guides

For: Developers and small teams operating event-driven functions in production

Operating Serverless Functions in Production: Security, Observability & Recovery

Production serverless operations guide covering triggers, scoped bindings, retries, observability, spend controls, revisions, rollback, and incident recovery.

Sep 22, 202613 min read

ServerlessFunctionsSecurity

For: Developers and small teams choosing between serverless, containers, app platforms, VMs, and Kubernetes.

Serverless vs Containers: Differences, Cost & When to Use Each

Compare serverless vs containers across architecture, scaling, cost, portability, runtime control, serverless containers, Kubernetes, and common use cases.

Aug 23, 202616 min read

ServerlessContainersServerless Functions

For: Developers choosing between direct serverless HTTP endpoints and a managed App Platform API service

Serverless API Endpoint vs App Platform: Which HTTP Runtime Fits?

Learn when a serverless API endpoint or App Platform API fits better based on workload coupling, routing, process lifecycle, deployment workflow, scaling, and cost.

Aug 23, 202614 min read

Serverless FunctionsApp PlatformAPIs

For: Developers securing serverless HTTP APIs, browser endpoints, webhooks, and service-to-service Functions

Serverless API Security: Authentication, CORS & Rate Limiting

Learn how to secure serverless APIs with authentication, authorization, CORS, rate limiting, validation, scoped secrets, and safe HTTP Function boundaries.

Aug 23, 202615 min read

Serverless FunctionsAPI SecurityAuthentication

For: Developers choosing serverless HTTP Functions for APIs, webhooks, callbacks, and event-driven endpoints

Serverless APIs and Webhooks: HTTP Functions for Small Teams

Learn when serverless APIs and HTTP Functions fit webhooks, callbacks, small APIs, and event-driven endpoints, and when a persistent app runtime fits better.

Aug 23, 202614 min read

Serverless FunctionsAPIsHTTP

For: Developers and small teams setting serverless budgets, spend caps, warm capacity, and production usage guardrails

Serverless Cost Controls: Spend Caps, Warm Instances & Usage Limits

Learn how serverless cost controls, spend caps, warm instances, usage limits, and anomaly reviews help small teams prevent unexpected function spend.

Aug 22, 202614 min read

Serverless FunctionsCost ControlSpend Caps

For: Developers and platform teams planning serverless timeout, memory, storage, and concurrency limits

Serverless Function Timeout, Memory & Concurrency Limits

Learn how serverless function timeout, memory, temporary storage, and concurrency limits affect workload design and when to choose another compute model.

Aug 22, 202615 min read

Serverless FunctionsRuntime LimitsTimeouts

For: Developers and platform teams tuning serverless latency, concurrency, autoscaling, and scale-to-zero behavior

Serverless Cold Starts, Concurrency, and Scale-to-Zero

Learn how serverless cold starts, concurrency, scale-to-zero, warm capacity, and traffic bursts affect latency, autoscaling, and production function design.

Aug 22, 202614 min read

Serverless FunctionsCold StartsConcurrency

For: Founders and developers designing upload, file-processing, and object-storage event workflows

Object Storage Events on Serverless Functions: File Processing Without Workers

Learn how object storage events trigger serverless file processing, with prefix filters, idempotency, retries, status tracking, security, and worker trade-offs.

Jul 21, 202615 min read

Serverless FunctionsObject StorageFile Processing

For: Founders and developers who want serverless functions that stay portable across functions, VMs, containers, and Kubernetes

Portable Serverless Handlers: Avoiding Lambda Lock-In

Learn how portable serverless handlers reduce Lambda lock-in, keep functions easier to move, and support standard runtimes on Raff Functions.

Jul 20, 202616 min read

Serverless FunctionsPortabilityCloud VM

For: Founders and developers deciding where public webhook endpoints should run in production

Webhooks on Serverless Functions: When to Use Functions Instead of VMs

Learn when to use serverless functions for webhooks, when VMs are better, and how to design webhook retries, logs, security, and storage.

Jul 20, 202617 min read

Serverless FunctionsWebhooksCloud VM

For: Founders and developers deciding where scheduled jobs should run in production infrastructure

Cron Jobs on Serverless Functions vs Cron on a VM

Learn when to run cron jobs on serverless functions or VMs, with examples for scheduled tasks, reports, syncs, retries, and Raff Functions.

Jul 20, 202617 min read

Serverless FunctionsCloud VMCron Jobs

For: Founders and developers deciding where to run AI, ETL, file processing, and batch workloads

Long-Running Serverless Functions for AI, ETL, and Batch Jobs

Learn when to use long-running serverless functions for AI, ETL, batch, cron, and storage events, and when Raff VM is a better fit.

Jul 20, 202617 min read

Serverless FunctionsAIETL

For: Founders, developers, and small infrastructure teams estimating serverless function cost before production deployment.

Serverless Function Pricing: CPU, Memory, Requests, and Egress

Learn serverless function pricing: memory GB-seconds, active CPU, requests, egress, free tiers, warm capacity, cost estimation, and when a VM may be cheaper.

Jul 19, 202615 min read

Serverless FunctionsPricingFaaS

For: Developers, founders, and small infrastructure teams deciding between serverless functions, virtual machines, or a mixed architecture.

Serverless Functions vs VMs: What Small Teams Should Choose

Compare serverless functions vs VMs for small teams: workload fit, cost shape, state, scaling, operations, recovery, and when a mixed architecture works best.

Jul 19, 202616 min read

Serverless FunctionsCloud VMSaaS

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