Engineering Notes & Insights

Articles, Guides & Architecture

In-depth notes on full-stack web engineering, distributed systems, performance optimizations, and lessons learned shipping production software.

Showing 9 articles of 13 total

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How to Create a .claude Folder for a Frontend SPA

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May 29, 2026

How to Create a .claude Folder for a Frontend SPA

A practical blueprint for structuring Claude project memory, skills, agents, rules, commands, hooks, and templates for a React + TypeScript + Vite single-page app.

Deploying a FastAPI Backend on DigitalOcean with Dokploy and Docker

A practical production deployment setup for FastAPI using Docker and Dokploy on a DigitalOcean VPS, with PostgreSQL, HTTPS, and operational hardening.

4 min read

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The 9 Prompts That Turn a Stack of Papers Into a Real Literature Map

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Apr 21, 2026

The 9 Prompts That Turn a Stack of Papers Into a Real Literature Map

A practical prompt system for moving from paper summaries to a structural map of any research field.

6 min read

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Complete Guide: Deploying an Express.js App with PostgreSQL on a VPS

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Mar 5, 2026

Complete Guide: Deploying an Express.js App with PostgreSQL on a VPS

A practical end-to-end deployment guide for Express.js + PostgreSQL using PM2, Nginx, and Git-based CI/CD, including Prisma P3006 troubleshooting.

6 min read

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Beyond the Fold: Anatomy of a High-Conversion Landing Page

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Feb 28, 2026

Beyond the Fold: Anatomy of a High-Conversion Landing Page

An 8-step conversion framework for developers: from intent-driven hero sections to trust-focused footers that increase landing page performance.

Beyond the Tutorial: 5 Hard-Earned Lessons in SQL Optimization

Five practical SQL optimization lessons from production systems: indexing trade-offs, query shape, sargability, correlated subqueries, and schema design balance.

3 min read

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Decoding System Design: Load Balancer vs. Reverse Proxy vs. API Gateway

system designarchitecture+5

Jan 23, 2026

Decoding System Design: Load Balancer vs. Reverse Proxy vs. API Gateway

Understand when to use a load balancer, reverse proxy, or API gateway in modern architectures. A practical breakdown with examples and decision rules.

4 min read

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Complete Guide to Multi-Tenant Architecture

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Jan 5, 2026

Complete Guide to Multi-Tenant Architecture

A practical guide to multi-tenant architecture: models, trade-offs, tenancy resolution, security boundaries, scaling, and migration strategy.

5 min read

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Cracking the Frontend System Design Interview: Designing an Instagram Feed

frontendsystem design+2

Dec 25, 2025

Cracking the Frontend System Design Interview: Designing an Instagram Feed

A frontend system-design walkthrough for the Instagram feed: scoping requirements, infinite scroll, list virtualization, optimistic UI, and performance trade-offs.

4 min read

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