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@ashraful2502

Abu Bakkar Siddique

@ashraful2502·Bengaluru, India·Joined July 2026

About

Full-Stack Developer focused on backend engineering, distributed systems, and AI

Available for

Freelance work, Full-time roles, Remote opportunities

Abu Bakkar Siddique's blogs

Abu Bakkar Siddiquesolodevabu.hashnode.dev2 posts

About

Full-Stack Developer focused on backend engineering, distributed systems, and AI

Available for

Freelance work, Full-time roles, Remote opportunities

Abu Bakkar Siddique's blogs

Abu Bakkar Siddiquesolodevabu.hashnode.dev2 posts

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Recently published

ABAbu Bakkar Siddiqueinsolodevabu.hashnode.dev·Aug 4 · 6 min read

How Batching Increased My Throughput from 342 req/s to 1,259 req/s

While building the webhook delivery system, my API could only handle around 350 requests per second. The architecture looked fine, Redis wasn't the bottleneck and the workers were running normally. Af

ABAbu Bakkar Siddiqueinsolodevabu.hashnode.dev·Jul 26 · 18 min read

Designing a Multi-Tenant Webhook Delivery System handling over 1000+ req/sec

First of all what is a "webhook" and what is a "webhook delivery" system? So a webhook is a way for one application to notify another application when an event occurs. Instead of repeatedly asking, "H