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Parvej Shah

Full-Stack Web Developer building scalable web products with React, Next.js, Node.js, and MongoDB. Based in Dhaka, Bangladesh.

Location Dhaka, Bangladesh Joined Joined on  Personal website https://parvejshah.com github website

Education

University of Dhaka

Work

Full-Stack Web Developer & AI Engineer

The Stack I Keep Coming Back To and Why I Stop Reconsidering It

The Stack I Keep Coming Back To and Why I Stop Reconsidering It

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4 min read
What I Actually Had to Change When Moving to React Server Components

What I Actually Had to Change When Moving to React Server Components

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3 min read
How We Made Academic Certificates Verifiable Without a Blockchain

How We Made Academic Certificates Verifiable Without a Blockchain

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3 min read
Designing the Learning Progression Engine Behind Codervai CP

Designing the Learning Progression Engine Behind Codervai CP

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4 min read
Building Software for Places Where the Internet Doesn't Work

Building Software for Places Where the Internet Doesn't Work

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3 min read
The Surprising Complexity of Injecting a UI into Someone Else's Web Page

The Surprising Complexity of Injecting a UI into Someone Else's Web Page

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4 min read
Building a Chat-Based Sales Bot That Doesn't Drop Messages During Flash Sales

Building a Chat-Based Sales Bot That Doesn't Drop Messages During Flash Sales

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4 min read
What It Actually Takes to Build a Workforce Management Dashboard for an AI Company

What It Actually Takes to Build a Workforce Management Dashboard for an AI Company

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3 min read
Why We Stopped Using LLM Agents to Control LLM Agents (Deterministic Multi-Agent FSM)

Why We Stopped Using LLM Agents to Control LLM Agents (Deterministic Multi-Agent FSM)

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3 min read
Rendering Math Formulas Without Making Students Wait (Server-Side KaTeX in RSC)

Rendering Math Formulas Without Making Students Wait (Server-Side KaTeX in RSC)

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3 min read
Payment Webhook Mistakes You Only Make Once (bKash & Nagad Idempotency)

Payment Webhook Mistakes You Only Make Once (bKash & Nagad Idempotency)

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4 min read
How We Got Voice AI Response Times Under 1.8 Seconds on Real Phone Calls

How We Got Voice AI Response Times Under 1.8 Seconds on Real Phone Calls

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4 min read
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