Writing

Tech Articles

> 4 published · deep dives on systems, AI, and building for real users.

Mar 202516 min read

Building TakaTrack (Gunti): 4 Platforms, 11 Microservices, and Everything I Learned Shipping a Personal Finance Ecosystem for Bangladesh

TakaTrack started as a simple expense tracker and became something I didn't expect: a full personal finance ecosystem with native Android and iOS apps, a Next.js PWA, an admin dashboard, 11 backend microservices, Firebase Phone OTP, OpenAI-powered insights, and a Zakat calculator. Here's what building it actually looked like.

KotlinSwiftNext.jsMicroservices

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Published

Feb 202518 min read

Building Nexus RTC: Why I'm Building a Self-Hosted Agora Alternative from Scratch

Agora RTC is excellent — until you look at the pricing at scale. $15–30K/month for a growing startup isn't viable. So I started building Nexus RTC: a production-grade, self-hosted real-time audio/video SDK platform with cross-platform SDKs, a C++ media engine, cloud recording, and QoE analytics.

WebRTCKotlinSwiftLiveKit

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Published

Jan 202513 min read

Building Nagorik: A Civic Issue Reporting Platform for Bangladesh (6 Microservices, Anonymous Reports, and a Government Dashboard)

Bangladesh has a pothole problem. It also has a garbage problem, a broken streetlight problem, and a drainage problem. What it doesn't have is a simple way for citizens to report these issues and actually track whether anything gets done. Nagorik is my attempt to build that — a civic issue reporting platform with anonymous submissions, trackable codes, a location hierarchy, and a government admin dashboard.

Next.jsMicroservicesPrismaPostgreSQL

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Published

Mar 202516 min read

Is Programming Doomed Because of AI — or Are We Standing at the Biggest Opportunity in the Field's History?

Every week someone declares that AI will replace programmers within two years. After a year of building products with AI as a core tool — and shipping an AI platform myself — I think both the doomers and the dismissers are wrong. Here's the actual picture.

AISoftware EngineeringCareerFuture

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Coming Soon

Coming soon~10 min

Scaling Serverless: AWS Lambda + DynamoDB Patterns That Actually Work

Three years and a dozen serverless projects later — cold start mitigation, single-table DynamoDB design, and building reliable payment flows with Lambda and AppSync.

AWSLambdaDynamoDBServerless

Coming Soon

Coming soon~9 min

From React to Next.js: A Real-World Migration Story

Migrating a high-traffic ticketing platform from CRA to Next.js with SSR and AWS CloudFront cut LCP from 4.2s to 1.1s. Architecture decisions, gotchas, and the before/after numbers.

Next.jsReactPerformanceSSR

I write about real problems I've solved — no fluff. Get in touch if you want to talk about any of this.