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Thinking Out Loud on Platform Engineering, AI, & SaaS

We share real-world engineering patterns, architectural trade-offs, and practical lessons from building high-scale multi-tenant SaaS platforms and enterprise AI systems.

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Featured Engineering ArticleAI & ML

LLM Integration Patterns for Enterprise Applications: Beyond the Demo

Getting a GPT-4 demo working takes an afternoon. Getting it to reliably process 10,000 documents per day in production, with audit trails, cost controls, and zero hallucinations on structured outputs, is a different engineering problem entirely.

Brihat TeamEngineering Team

3 May 2026

14 min read

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LLM Integration Patterns for Enterprise Applications: Beyond the Demo

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AI & ML

LLM Integration Patterns for Enterprise Applications: Beyond the Demo

Why Multi-Tenant Architecture Is the Backbone of Every Scalable SaaS

If you are building a B2B SaaS product, the single most important architectural decision you will make is your tenancy model. Get it wrong and you will spend the next two years firefighting instead of shipping features.

NestJS at Scale: How We Structure Enterprise TypeScript APIs

NestJS gives you an opinionated framework. It does not tell you how to organise a codebase with 50 modules, 200 endpoints, and five engineers working on it simultaneously. This is how we do it.

Building Offline-First React Native Apps: Architecture and Trade-offs

Field sales reps, delivery drivers, and warehouse staff cannot wait for a 4G signal. Offline-first is not a nice-to-have for operations apps — it is the baseline. Here is the architecture that makes it work.

The Complete AWS Infrastructure Setup for a Node.js SaaS

How we provision, deploy, and operate Node.js SaaS products on AWS — from the initial Terraform setup to zero-downtime deployments and cost optimisation.

How We Cut E-Commerce Page Load Time from 4.2s to 0.9s

A D2C brand came to us with a Shopify alternative that loaded in 4.2 seconds. Their conversion rate was 0.8%. Here is the technical breakdown of how we got it to 0.9 seconds and what that did to conversions.

Brihat Team

31 Mar 2026

10 min

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Thinking Out Loud on Platform Engineering, AI, & SaaS

LLM Integration Patterns for Enterprise Applications: Beyond the Demo

LLM Integration Patterns for Enterprise Applications: Beyond the Demo

Why Multi-Tenant Architecture Is the Backbone of Every Scalable SaaS

NestJS at Scale: How We Structure Enterprise TypeScript APIs

Building Offline-First React Native Apps: Architecture and Trade-offs

The Complete AWS Infrastructure Setup for a Node.js SaaS

How We Cut E-Commerce Page Load Time from 4.2s to 0.9s

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LLM Integration Patterns for Enterprise Applications: Beyond the Demo

Why Multi-Tenant Architecture Is the Backbone of Every Scalable SaaS

NestJS at Scale: How We Structure Enterprise TypeScript APIs

Building Offline-First React Native Apps: Architecture and Trade-offs

The Complete AWS Infrastructure Setup for a Node.js SaaS

How We Cut E-Commerce Page Load Time from 4.2s to 0.9s