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#aws

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17 articles

Cloud Data Infrastructure: 5 Strategies for Cost Optimization

Cloud Data Infrastructure: Cutting the Bill Building high-performance data infrastructure on AWS, Azure, or GCP is easy; doing it affordably is the real challenge. As your traffic grows, data costs can quickly become you…

Apr 20, 20262 min read

Deep Dive

#cloud-computing#cost-optimization#aws

DatabasesAdvanced

DynamoDB Pitfalls: Throttling, Hot Partitions, and the 400KB Limit

DynamoDB Pitfalls: Mastering the Serverless Scale DynamoDB is a powerful, fully managed NoSQL database, but its serverless nature comes with strict constraints. If you don't design your schema with these limits in mind,…

Apr 20, 20263 min read

Deep Dive

#dynamodb#aws#databases

DatabasesAdvanced

DynamoDB Single Table Design: Advanced Modeling Patterns

DynamoDB Single Table Design: The Senior Engineer's Guide Single Table Design is often considered the "Holy Grail" of DynamoDB modeling. Instead of creating a table for every entity, you store multiple entity types in a…

Apr 20, 20262 min read

Playbook

#dynamodb#aws#data-modeling

AWSExpert

S3 Express One Zone: When to Use it for Stateful Workloads

S3 Express One Zone Amazon S3 Express One Zone stores data in a single AZ, reducing network hops and latency. It's not a general-purpose storage; it's a specialized tool. 1. Use Case: Transient Data Perfect for Spark Shu…

Apr 20, 20261 min read

Deep DiveBackend Systems Mastery

#aws#s3#storage

AWSAdvanced

S3 Express One Zone: When to use it

S3 Express One Zone For stateful data processing (like Spark shuffle files), standard S3 latency is too high. S3 Express One Zone offers sub-millisecond access for transient data.

Apr 20, 20261 min read

Deep DiveBackend Systems Mastery

#aws#s3#storage

AI/MLAdvanced

AI Infrastructure on AWS: SageMaker, EKS GPU Scheduling, and Cost-Efficient Inference

Running AI workloads in production is a different discipline from running web services. The hardware is expensive, the failure modes are opaque, and the cost curve compounds fast. After operating inference infrastructure…

Apr 8, 202615 min read

Deep Dive

#aws#sagemaker#gpu

System DesignAdvanced

Multi-Region Architecture: Active-Active, Active-Passive, and Consistency Trade-Offs

Multi-region architecture is expensive insurance. It can improve availability and latency, but it also makes data consistency, deployment, observability, and operations much harder. Before designing multi-region, ask two…

Apr 7, 20265 min read

Deep Dive

#multi-region#system design#distributed systems

AWSAdvanced

AWS Lambda in Production: Cold Starts, Concurrency, and Cost Optimization

Lambda's value proposition is compelling: run code without managing servers, pay per invocation, scale from zero to 10,000 concurrent executions without configuration. The reality is a set of execution model nuances that…

Jun 28, 20257 min read

Deep Dive

#aws#lambda#serverless

DatabasesAdvanced

DynamoDB Advanced Patterns: Single-Table Design and Beyond

DynamoDB is a fully managed key-value and document database that delivers single-digit millisecond performance at any scale. It achieves this with a fundamental constraint: you must define your access patterns before you…

Jun 13, 20259 min read

Deep Dive

#dynamodb#aws#nosql

AWSAdvanced

Kubernetes in Production: Patterns Every Backend Engineer Must Know

Running a container in Kubernetes and running a production workload in Kubernetes are different disciplines. The gap between kubectl apply -f deployment.yaml and a service that survives node failures, deployment rollouts…

Jun 8, 20256 min read

Playbook

#kubernetes#k8s#devops

AWSAdvanced

Terraform Infrastructure as Code: Production Patterns and Pitfalls

Terraform is the industry-standard tool for Infrastructure as Code (IaC) — defining cloud infrastructure as declarative HCL configuration that can be version-controlled, reviewed, and applied reproducibly. The value prop…

May 14, 20257 min read

Deep Dive

#terraform#infrastructure as code#aws

AWSAdvanced

Cloud Cost Optimization: Engineering Practices That Cut AWS Bills by 50%

Cloud bills scale with usage — but they also scale with inattention. Most teams that haven't deliberately optimized their AWS spend are 30-50% over what they need to pay for the same workload. The savings come from a pre…

Apr 29, 20257 min read

Deep Dive

#aws#cost optimization#ec2

MessagingIntermediate

SQS vs Kafka vs EventBridge: Choosing the Right Messaging System on AWS

Every AWS backend team eventually faces the same decision: you need asynchronous messaging. SQS is right there in the console. Your architect says you need Kafka. Someone from DevOps mentions EventBridge. Each option has…

Apr 2, 202510 min read

Deep Dive

#aws#sqs#kafka

AWSExpert

AWS ECS vs EKS: Choosing the Right Container Orchestration

Every team containerizing their workloads on AWS faces the same choice: ECS or EKS? ECS is simpler and tightly integrated with AWS. EKS is Kubernetes — portable, powerful, and complex. Getting this choice wrong means yea…

Mar 25, 20259 min read

Comparison

#aws#ecs#eks

System DesignAdvanced

System Design: Video Streaming Platform at Netflix Scale

Netflix accounts for 15% of global internet traffic. At peak, it serves 250 million concurrent streams — each stream adapting in real-time to network conditions, each segment served from servers 20ms away from the viewer…

Mar 19, 202511 min read

Deep Dive

#system design#video streaming#cdn

AWSAdvanced

AWS Lambda: Cold Starts, Memory Tuning, and Cost Optimization

Lambda functions are the easiest compute to get started with and the hardest to tune well. A 2-second cold start is a dealbreaker for a payment API. A 512MB function that runs in 1 second might be cheaper than a 128MB fu…

Mar 7, 202513 min read

Deep Dive

#aws#lambda#serverless

AWSAdvanced

AWS Architecture Patterns for High-Traffic Applications

Architecting on AWS is not about using every service in the catalog — it's about choosing the right services for your scale, stitching them together correctly, and understanding the failure modes of each. This article wa…

Jan 19, 202514 min read

Deep Dive

#aws#architecture#high availability