Backend
6 posts tagged Backend — engineering notes and field reports from the TechKis team.
Posts in Backend
6 posts
- 10 min read·AI EngineeringArchitectureBackend
How AI changes backend architecture — the parts that are genuinely different
Adding an LLM to your backend breaks assumptions that held for a decade: latency, determinism, cost per request, statefulness. Here's what actually changes and how to design for it.
Read post - 11 min read·ArchitectureScalingBackend
Scaling from 10 users to 10 million — the decisions that matter at each stage
Scaling isn't one problem. It's a sequence of different problems that appear at different stages. Here's what actually matters at 10 users, 10,000 users, 100,000 users, and 10 million — and the mistakes that come from solving tomorrow's problem today.
Read post - 8 min read·API DesignArchitectureBackend
API-First Development — why the contract should come before the code
API-First means designing the contract before writing the implementation. Here's why that order matters, what it changes about how teams work, and the practical workflow that makes it work without slowing you down.
Read post - 8 min read·ArchitectureHexagonal ArchitectureSoftware Design
Hexagonal Architecture without overengineering — ports, adapters and the line you shouldn't cross
Hexagonal Architecture is one of the most useful ideas in software design. It's also one of the most over-applied. Here's what the ports-and-adapters model actually buys you, where it becomes ceremony, and how to apply it without drowning in abstractions.
Read post - 9 min read·ArchitectureClean ArchitectureBackend
Clean Architecture in real projects — what survives contact with a deadline
Clean Architecture looks elegant on a diagram. In production it gets messy. Here's what the layers actually buy you, where the theory breaks down, and the pragmatic version we apply on real client work.
Read post - 10 min read·ArchitectureMicroservicesBackend
Monolith vs Modular Monolith vs Microservices — picking the right shape for your stage
A practical breakdown of when a monolith is the right call, when to modularise it, and when microservices actually earn their operational cost — with the signals that tell you it's time to move.
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