SaaS Architecture and Scaling
Architecture patterns, scaling decisions, and the boring discipline behind systems that survive growth.
59 posts · page 3 of 3
- SaaS Architecture and Scaling
The Notification System: A Bigger Project Than Founders Realize
Every SaaS needs a notification system. Most founders bolt one on and spend the next two years paying the interest on that decision. Here is what a real notification system looks like before you commit to the wrong shape.
12 min read
- SaaS Architecture and Scaling
Workflow Engines: When You Need Temporal, When You Need Cron
Cron, a job queue, and a workflow engine are three different tools for three different problems. Picking the wrong one costs months. Here is a clear decision map.
12 min read
- SaaS Architecture and Scaling
The Operator Dashboard: A SaaS Founder's Forgotten Asset
The operator dashboard is the internal tool your team uses to support customers, debug problems, and run the business. Most SaaS founders build it last. The ones who build it early run a tighter operation and support customers faster.
11 min read
- SaaS Architecture and Scaling
Why Your SaaS Should Have a Job Queue From Day One
Most SaaS products process too much work synchronously. The fix is simple and cheap at the start. It becomes expensive and painful if you wait.
12 min read
- SaaS Architecture and Scaling
Webhooks: The Reliable Pattern That Most Companies Get Wrong
Webhooks look simple until they are not. Delivery failures, ordering problems, and missing retry logic turn a straightforward integration pattern into a support burden. Here is how to build them correctly from the start.
12 min read
- SaaS Architecture and Scaling
The Tenant Aware Permission System: A SaaS Engineer's Guide
Permissions in a multi-tenant SaaS are not just about what a user can do. They are about what a user can do within a specific organization. Getting the data model wrong early means either rebuilding it under sales pressure or shipping a permission system that enterprise buyers will not accept.
12 min read
- SaaS Architecture and Scaling
The First Time a User Costs You Money: SaaS Unit Economics for Engineers
How to think about the cost structure of SaaS products from an engineering perspective -- and how architectural decisions affect the unit economics.
12 min read
- SaaS Architecture and Scaling
The Database You Did Not Think You Needed: When to Add Redis, Elasticsearch, or ClickHouse
When your primary database is no longer the right tool for caching, search, or analytics, and what to use instead.
12 min read
- SaaS Architecture and Scaling
The Hidden Cost of Eventual Consistency: A SaaS Postmortem
How a team adopted eventual consistency for performance gains and spent months fixing the edge cases that turned customer data stale at exactly the wrong moment.
12 min read
- SaaS Architecture and Scaling
The Stateless API: Building Backends That Scale Horizontally
A stateless API is the simplest scaling primitive available. When the server holds no session state, every request can land on any instance. That property is what makes horizontal scaling work. The teams that skip this design decision pay for it the first time they try to add a second server.
11 min read
- SaaS Architecture and Scaling
The Modular Monolith: How to Buy Yourself Two Years
The modular monolith is the architecture that avoids both distributed system complexity and big-ball-of-mud coupling -- here is how to structure it.
12 min read
More than blog posts.
The Labs folder has the experiments themselves. The Systems folder has the stack and architecture. The Journey folder has the timeline. Pick whichever pulls you.