Tech Blog

Articles, Guides & Engineering Notes

Thoughts, insights, and guides on web development, design, and modern technologies. Browse through my articles to learn something new or find solutions to common challenges.

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Showing 9 articles of 13 total(Page 1 of 2)
May 29, 2026
How to Create a .claude Folder for a Frontend SPA
ClaudeReact+4
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.
Kazi Efazul Karim
1 min read
May 6, 2026
Deploying a FastAPI Backend on DigitalOcean with Dokploy and Docker
fastapidocker+6
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.
Kazi Efazul Karim
1 min read
Apr 21, 2026
The 9 Prompts That Turn a Stack of Papers Into a Real Literature Map
researchliterature review+4
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.
Kazi Efazul Karim
1 min read
Mar 5, 2026
Complete Guide: Deploying an Express.js App with PostgreSQL on a VPS
expressjspostgresql+7
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.
Kazi Efazul Karim
1 min read
Feb 28, 2026
Beyond the Fold: Anatomy of a High-Conversion Landing Page
conversionlanding page+3
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.
Kazi Efazul Karim
1 min read
Feb 15, 2026
Beyond the Tutorial: 5 Hard-Earned Lessons in SQL Optimization
sqlperformance+3
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.
Kazi Efazul Karim
1 min read
Jan 23, 2026
Decoding System Design: Load Balancer vs. Reverse Proxy vs. API Gateway
system designarchitecture+5
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.
Kazi Efazul Karim
1 min read
Jan 5, 2026
Complete Guide to Multi-Tenant Architecture
system designmulti-tenant architecture+4
Complete Guide to Multi-Tenant Architecture
A practical guide to multi-tenant architecture: models, trade-offs, tenancy resolution, security boundaries, scaling, and migration strategy.
Kazi Efazul Karim
1 min read
Dec 25, 2025
Cracking the Frontend System Design Interview: Designing an Instagram Feed
frontendsystem design+2
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.
Kazi Efazul Karim
1 min read
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