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Hi, I’m Kamrul Hasan

Full-StackSoftware Engineer

Start a project

“I help founders ship software that scales and doesn’t fall over, not just another fragile MVP”

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Featured
Works

Proud

Works

A closer look at the platforms, systems, and products I’ve helped build and ship.

All Works

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Successfully shipped a total
of 150+ projects

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Trusted by 40+ clients
across multiple industries

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GitHub contributions
in the past year

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Years of professional
engineering experience

Why us

Engineering that
drives real impact

Every project is approached with clean architecture, solid testing, and a strong focus on performance.

Expertise to build
reliable software

Full-Stack Development Backend & APIs Mobile Development DevOps & Automation

Focused engineering services to help you build, scale, and ship better software products.

Services

  • Next.js & React applications
  • TypeScript across the stack
  • REST & GraphQL APIs
  • Auth, payments & integrations
  • SEO-ready, production builds
  • Node.js & Python services
  • PostgreSQL, Redis & queues
  • Microservices & event-driven systems
  • Third-party & payment integrations
  • Database & query performance
  • Flutter cross-platform apps
  • Native Android with Kotlin
  • Firebase-backed apps
  • App store deployment
  • Push notifications & offline sync
  • Docker & CI/CD pipelines
  • Cloud deployment (Vercel, AWS)
  • Custom automation & bots
  • Monitoring & logging
  • Zero-downtime releases

How we work

01.

Understanding Your Requirements

We start by mapping out your goals, users, and technical constraints - what needs to be built, integrated, or improved from scratch.

02.

Architecting the Right Solution

I turn the requirements into a clean system design - the right stack, database schema, and API structure for the job.

03.

Building, Testing & Iterating

You review progress, share feedback, and we refine the code together until it’s fast, reliable, and production-ready.

04.

Shipping with Confidence

The product goes live with clean documentation, CI/CD in place, and ongoing support so it keeps running smoothly.

Toolkit

The tools behind
every product

A modern, battle-tested stack for building, deploying, and scaling software that just works.

Backend
Data
Infra & Cloud
ML & Apps

Testimonials

Happy client,
successful business.

“
Working with Kamrul was an absolute pleasure! His creativity knows no bounds, and he consistently delivered outputs that exceeded our expectations.
Jamil IfatProject Manager, Wonder AI
He took our messy wireframes and turned them into a deeply intuitive, stunning interface. Fast communication and incredible delivery speed.
Rejowan AhmedFounder of Bright Youth Academy
Absolutely phenomenal work on our latest project. The animations are so smooth and the code is extremely clean. A true professional.
Mahiyan MahinBackend Developer at HishabX
Kamrul built Zinetic Music from the ground up - distribution, AI voice, AI video, all of it - and kept shipping fast without cutting corners. Exactly the kind of technical partner a growing platform needs.
Zishan Mahmud RudroManaging Director & CEO, Zinetic Music

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Happy clients
across many industries

Code
Exploration

Idea

Archive

My side-project dump - tools and experiments that didn’t make it to production but were too fun to delete.

KAMRUL_ARCHIVE_’26

About Me

“A builder who ships fast, writes clean code, and never stops learning.”

Behind

The Mind

Read My Story

FAQ

What people usually
ask me before we start

Don’t find what you’re
looking for?

Email Me

I build full-stack web apps, mobile apps, APIs, and automation tools - from SaaS platforms to e-commerce systems - using modern, scalable technology.

Every project starts with understanding your goals and technical requirements. From there, I move into architecture, development, testing, and deployment, with regular check-ins along the way.

Yes. I work smoothly from existing design files and specs, and I can also handle a project end to end when it doesn't need a dedicated designer.

Absolutely. Through code audits and performance reviews, I identify bottlenecks, technical debt, and opportunities to make your product faster and easier to maintain.

Timelines depend on scope. A focused feature or MVP can take a few weeks, while larger platforms with multiple integrations may take a few months. I'll give you a clear timeline before we start.