Insights & Tutorials
We share what we learn — from architecture decisions to industry trends.

Architecture
Lancecube StudioMarch 10, 20268 min read
Why We Switched From REST to GraphQL for Our SaaS Architecture
We migrated our core SaaS APIs from REST to GraphQL. Here's what changed, what broke, and why we'd do it again.
Lancecube StudioMarch 10, 20268 min read
Tutorial
Lancecube StudioMarch 4, 202612 min read
Building a Flutter App That Works Offline — A Complete Guide
Offline-first isn't just a buzzword. We walk through caching, sync conflicts, and architecture decisions in a real Flutter app.
Lancecube StudioMarch 4, 202612 min read
Cloud
Lancecube StudioFebruary 26, 20266 min read
How We Cut AWS Costs by 42% Using Spot Instances and Terraform
A practical breakdown of our cost-optimization playbook across EC2, RDS, and ECS, using Terraform to keep it repeatable.
Lancecube StudioFebruary 26, 20266 min read
AI
Lancecube StudioFebruary 18, 20267 min read
The State of AI Integration in 2026 — What Actually Works
Not every product needs an LLM. We share patterns that actually deliver value—and the ones that don't.
Lancecube StudioFebruary 18, 20267 min read
Frontend
Lancecube StudioFebruary 10, 20265 min read
React Server Components vs Client Components — When to Use What
RSCs change how we think about data fetching and UI. We break down when to reach for each model in real projects.
Lancecube StudioFebruary 10, 20265 min readSubscribe for new posts
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