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Poojan

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India Joined on Jun 16, 2026 https://poojan.technokari.com

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Poojan

Jul 6

I Have Idempotent Search Endpoints Doing POST. Should They Be QUERY?

6 min read

Poojan

Jul 6

Never Trust the Client to Create the Order: Making Payment the Source of Truth

#architecture #backend #fintech #systemdesign

9 min read

Poojan

Jul 6

I Automated 90% of a Grungy Data-Entry Job Without an LLM — and Where an Agent Would Actually Earn Its Place

#ai #automation #data #productivity

6 min read

Poojan

Jul 6

You Probably Don't Need Kafka: A Durable Outbox and Job Queue in Plain Postgres

#architecture #database #postgres #systemdesign

8 min read

Poojan

Jul 6

Reconciliation, Not Sync: Integrating a System That Also Webhooks You Back

#api #architecture #distributedsystems #systemdesign

7 min read

Poojan

Jun 16

Scaling PostgreSQL in Production: Indexing, RPC Functions, Views, and Query Optimization

#database #performance #postgres #sql

6 min read

Poojan

Jun 16

Building an Atomic Delivery Dispatcher with PostgreSQL Row-Level Locking

#backend #database #postgres #sql

5 min read

Poojan

Jun 16

Designing a Multi-Tenant Subsidy Engine with Concurrency-Safe Budget Tracking

#architecture #backend #saas #systemdesign

5 min read

Poojan

Jun 16

How I Cut AWS Costs by 60% by Fixing Infrastructure Inefficiencies

#aws #cloud #infrastructure #performance

4 min read

Poojan

Jun 16

Scaling a Food-Tech SaaS from 1K to 20K Users

#architecture #backend #performance #saas

3 min read

Poojan

Jun 16

Node.js Performance Optimization: From Slow APIs to Scalable Systems

#backend #javascript #node #performance

3 min read

Poojan

Jun 16

Zero-Downtime Deployments with PM2 and NGINX

#devops #javascript #node #tutorial

3 min read

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