pinpole / blog

Engineering insights

Deep-dives on cloud architecture, pre-deployment simulation, FinOps, and AWS at scale — from the team building Pinpole.

EngineeringFinOpsAWS

FinOps at design time: preventing cloud waste before it happens

Move cost visibility to where structural decisions are made — before a single resource is provisioned.

14 min read →
EngineeringServerless

How we model Lambda cold-start behaviour under spike traffic

Rigorous, reproducible cold-start modelling before deployment — not after the incident.

March 2026 · 16 min read →
EngineeringAWS

DynamoDB vs RDS: simulation-based cost & performance at 10K–1M RPS

Why database selection at scale needs simulation data, not assumptions.

March 2026 · 14 min read →
EngineeringIaC

HCP Terraform free tier is gone — what AWS teams should do next

A practical migration path beyond swapping IaC platforms.

March 2026 · 15 min read →
EngineeringAWS

DynamoDB vs Aurora: simulation-led selection

Compare Aurora and DynamoDB with traffic-shaped simulation before you commit.

12 min read →
FinOpsNetworking

The hidden cost of NAT Gateway: simulating egress patterns

Find the VPC endpoint break-even before NAT bills surprise you.

May 2026 · 7 min read →
FinOpsS3

Why your S3 bill is 3× what you expected

Simulate request patterns, storage classes, and lifecycle transitions at design time.

10 min read →
EngineeringDatabase

Aurora Serverless v2 vs Provisioned: the crossover analysis

Where serverless Aurora wins — and where provisioned still dominates.

12 min read →
EngineeringDynamoDB

DynamoDB on-demand vs provisioned: the crossover analysis

Simulate RCU/WCU shapes to pick the right capacity mode.

11 min read →
EngineeringContainers

EKS vs ECS vs Lambda: simulation-led container platform selection

Compare orchestration overhead and burst behaviour before you standardise.

13 min read →
ServerlessLambda

Lambda cold-start mitigation in 2026

Provisioned concurrency, SnapStart, and architecture patterns — simulated.

12 min read →
EngineeringNetworking

ALB vs NLB vs API Gateway: load balancer simulation

Latency, cost, and feature trade-offs under real traffic shapes.

11 min read →
EngineeringCaching

CloudFront vs API Gateway vs ElastiCache caching

Simulate cache hit ratios and origin load before you pick a tier.

10 min read →
EngineeringEvents

SQS vs Kinesis vs EventBridge vs MSK: event-driven simulation

Throughput, ordering, and cost under bursty event workloads.

13 min read →
ServerlessOrchestration

Step Functions vs Lambda orchestration: a simulation

State transitions, retries, and billable steps — modelled pre-deploy.

11 min read →
EngineeringHA

Multi-AZ vs Multi-Region: simulating the real cost of HA

Replication, failover, and RTO targets with dollar figures attached.

12 min read →
EngineeringSpikes

Designing for traffic spikes: simulating Black Friday before it happens

Seasonal burst patterns on serverless and data tiers — without load tests in prod.

11 min read →
EngineeringProcess

The architecture review meeting is broken

Replace slide-deck opinions with simulation-backed cost and latency evidence before ARB sign-off.

May 2026 · 9 min read →
EngineeringMigration

Monolith to microservices: simulating cost and latency before the rewrite

Decomposition scenarios with network hops and operational overhead included.

14 min read →
EngineeringSearch

OpenSearch vs DynamoDB Streams + Lambda: simulating search workloads

Index size, query rate, and pipeline cost compared with simulation.

12 min read →
FinOpsCompute

RI vs Savings Plans vs Spot: a simulation of commitment strategies

Model utilisation risk before you lock in a year of spend.

11 min read →
FinOpsNetworking

VPC endpoints, PrivateLink, Transit Gateway: simulating ROI

When private connectivity pays for itself — with numbers, not slides.

10 min read →
EngineeringShift-left

The real cost of not testing your architecture

Why post-deployment surprises happen — and how simulation changes the equation.

10 min read →

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