Sabbir Rahman

Available for work

Currently fixing your vibe-coded $1M MRR SaaS

Full-Stack Developer

Dhaka time // syncing

Dhaka, Bangladesh

Just a developer trying to lock in. Building web and mobile applications using TypeScript, Next.js, Flutter, or whatever gets the job done. I care about clean interfaces, production-ready frontend systems, and practical full-stack workflows.

Resume Contact

Last played

Choosin' Texas

Ella Langley

AprMayJunJulAugSepOctNovDecJanFebMarApr

949 contributions in the last year

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Tech Stack

Languages

TypeScriptJavaScriptPythonGolangDart

Frontend

ReactNext.jsTailwind CSSFramer MotionReduxLeaflet

Backend & API

Node.jsExpress.jsFastAPIREST APIsWebSockets

Cloud & DevOps

AWS EC2AWS LambdaAWS S3CloudflareVercelDockerNginxGitHub Actions

Databases

PostgreSQLMongoDBMySQL

Mobile

FlutterFirebase

Architecture

Domain Driven DesignMicroservicesEvent-Driven ArchitectureReal-time SystemsScalable System Design

Developer Tools & Integrations

GitGitHubBashNeoVimObsidianRStudioStripen8n

Experience

GMGI IT Solutions Ltd

Lalmatia-Full-time

2 roles

Frontend Developer

Apr 2025 - Present

Building government-backed surveillance, geospatial reporting, and real-time monitoring platforms.

Led frontend architecture for EWARS and contributed across frontend/backend for the National Malaria Control Programme platform.
Built live user tracking and zone-based health worker assignment for the Balumohal monitoring system.

Frontend Developer Intern

Jan 2025 - Mar 2025

Improved R-based dashboards and supported product design for internal data collection tooling.

Built an internal R package to speed up RShiny development.
Contributed Figma UI/UX work for a data collection platform.

LaunchFast

Remote-Studio

Co-Founder & Full Stack Developer

Aug 2024 - Present

Shipped 10+ client projects across hiring, SaaS, operations, integrations, and automation systems.

Built geolocation matching, real-time chat, Stripe subscriptions, invoicing, reporting, and automated email workflows.
Led frontend architecture for SaaS products with a focus on performance, UX consistency, and reusable systems.

Mahidol Oxford Tropical Medicine Research Unit

Remote-Contract

Assistant Web Developer

Mar 2025 - Dec 2025

Led frontend development for CommicPlan, a Global Fund-funded data collection and community platform.

Built scalable frontend architecture for commicplan.com and the community portal.
Mentored junior developers and kept delivery focused across a large research-backed product.

Featured Projects

Node.js Server Docker Image

Production-ready Dockerized Node.js backend with slim image and deployment workflow.

Node.jsDockerCloud & DevOps

SaaS Landing Page

Marketing-focused modern landing page with reusable components and strong visual hierarchy.

Next.jsTailwindUI

BangladeshPLUS Package

R Shiny package that speeds up data-to-map workflows with ready-to-use geospatial layers.

RShinyGeo

Bangladesh Choropleth Map

Interactive map experience focused on district-level visualization and clarity.

LeafletMapsData Viz

Next.js Modern Store

Clean storefront interface with responsive product grids and practical e-commerce patterns.

Next.jsCommerceFrontend

Minimalist Dashboard

A compact analytics dashboard with focused cards, charts, and actionable summaries.

ReactDashboardUI

Latest Writing

All posts

16 Nov 2025

Macrotask vs Microtask in Node.js

A practical guide to event loop ordering, Promise callbacks, and process.nextTick.

Node.jsEvent LoopJavaScript

21 Jul 2025

Promise.all in React: All-or-Nothing Fetching

When Promise.all is ideal, and when Promise.allSettled is a safer fit.

ReactJavaScriptAsync

01 Jun 2025

Dockerizing and Deploying a React App

A compact workflow to build, push, and run your frontend image with Docker Hub.

DockerReactDeployment

18 Apr 2025

HTTP Status Codes Overview

A practical reference for 2xx, 3xx, 4xx, and 5xx responses with real-world meaning.

HTTPBackendAPI

Let's Work Together

Get in Touch

Choose your preferred method to connect and let's discuss your project.

Schedule a free call30-minute strategy session sabberrahman.contact@gmail.comQuick inquiries and questions Connect on XFollow for updates and work notes

Response within 24 hours - Available for hire