infra
intermediate

Serverless API (AWS Lambda)

Solution Components

serverless
serverless
aws
aws
lambda
lambda
api-gateway
api-gateway
dynamodb
dynamodb

Architecture Visual

%% Autogenerated serverless-aws-lambda graph TD classDef standard fill:#1e293b,stroke:#38bdf8,stroke-width:1px,color:#e5e7eb; classDef c-actor fill:#1e293b,stroke:#e5e7eb,stroke-width:1px,stroke-dasharray: 5 5,color:#e5e7eb; classDef c-compute fill:#422006,stroke:#fb923c,stroke-width:1px,color:#fed7aa; classDef c-database fill:#064e3b,stroke:#34d399,stroke-width:1px,color:#d1fae5; classDef c-network fill:#2e1065,stroke:#a855f7,stroke-width:1px,color:#f3e8ff; classDef c-storage fill:#450a0a,stroke:#f87171,stroke-width:1px,color:#fee2e2; classDef c-security fill:#450a0a,stroke:#f87171,stroke-width:1px,color:#fee2e2; classDef c-gateway fill:#2e1065,stroke:#a855f7,stroke-width:1px,color:#f3e8ff; classDef c-container fill:#422006,stroke:#facc15,stroke-width:1px,color:#fef9c3; subgraph api_layer ["API Layer"] direction TB api_gateway(("<img src="/icons/inframap/aws/Networking_and_Content_Delivery/Amazon-API-Gateway.png" width="32" height="32" /><br/><b>API Gateway</b><br/><i>gateway</i><br/><span style='font-size:0.8em'>REST/HTTP API</span>")) class api_gateway c-network lambda_functions("<img src="/icons/inframap/aws/Compute/AWS-Lambda.png" width="32" height="32" /><br/><b>Lambda Functions</b><br/><i>function</i><br/><span style='font-size:0.8em'>Node.js / Python handlers</span>") class lambda_functions standard end subgraph data_layer ["Data Layer"] direction TB dynamodb[("<img src="/icons/inframap/aws/Database/Amazon-DynamoDB.png" width="32" height="32" /><br/><b>DynamoDB</b><br/><i>database</i><br/><span style='font-size:0.8em'>NoSQL database</span>")] class dynamodb c-database s3[("<img src="/icons/inframap/aws/Database/Amazon-DynamoDB.png" width="32" height="32" /><br/><b>S3 Buckets</b><br/><i>database</i><br/><span style='font-size:0.8em'>Object storage</span>")] class s3 c-database end subgraph ops_layer ["Operations"] direction TB cloudwatch("<img src="/icons/inframap/compute.png" width="32" height="32" /><br/><b>CloudWatch</b><br/><i>service</i><br/><span style='font-size:0.8em'>Logs & metrics</span>") class cloudwatch c-compute cognito("<img src="/icons/inframap/compute.png" width="32" height="32" /><br/><b>Cognito</b><br/><i>service</i><br/><span style='font-size:0.8em'>User authentication</span>") class cognito c-compute end %% Orphans clients(("<img src="/icons/inframap/user.png" width="32" height="32" /><br/><b>API Clients</b><br/><i>actor</i><br/><span style='font-size:0.8em'>Mobile/Web apps</span>")) class clients c-actor %% Edges clients -.-> api_gateway api_gateway -.-> lambda_functions lambda_functions -.-> dynamodb lambda_functions -.-> s3 cloudwatch -.-> lambda_functions cognito -.-> api_gateway

Serverless API (AWS Lambda)

Serverless architecture on AWS using Lambda functions for compute, API Gateway for HTTP routing, DynamoDB for NoSQL storage, and S3 for object storage.

This pattern eliminates server management, provides automatic scaling, and follows a pay-per-use pricing model. Ideal for event-driven workloads and APIs with variable traffic patterns.

Tech Stack

Component Technology
Compute AWS Lambda
Api API Gateway
Database DynamoDB
Storage S3
Monitoring CloudWatch

Cloud Cost Estimator

Dynamic Pricing Calculator

$0 / month
MVP (1x) Startup (5x) Growth (20x) Scale (100x)
MVP Level
Compute Resources
$ 15
Database Storage
$ 25
Load Balancer
$ 10
CDN / Bandwidth
$ 5
* Estimates vary by provider & region
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