Introduction
Open Source
Hackathon
Work Experience
Licenses & certifications
FAQ
Dhaka, Bangladesh
English
Bangla
Owning production products used by 40K+ stores and 600K+ end users | Built 33+ business websites | Developed 5 WordPress plugins | Created 15 Chrome extensions | Open-source contributor | Maintainer of Vue.js Bangla Documentation
Open Source
Hackathon
Brain Station 23 x Poridhi
FastAPI
Qdrant
Docker
AWS EC2
- The challenge was to build an Intent-Based AI Search System - design and deployment
- Ranked in the Top 5 (Team Activation) out of 89 teams (376+ participants); selected among the Top 12 to present our solution to industry experts
- 8 hours of direct, hands-on experience in AI system design and shipping under pressure, building AI-first product features
- Built with FastAPI, Qdrant, and AWS (EC2) deployment
Work Experience
Software Engineer (Frontend)
WordPress Plugin
Next.js
Component Library
SEO
- Led the frontend architecture across WPXPO's 9 WooCommerce products, refactoring legacy code into a component-based structure and enforcing consistent WordPress coding standards and guidelines to align all product maintainers on a standardized frontend workflow
- Built and shipped end-to-end product features using Next.js, React.js, Gutenberg, and owned implementation, requirement analysis, unit testing, debugging, and weekly production releases
- Developed and maintained PostX 5.0, WowShipping, WowInvoice, WowRecommendation, and WowApps
Frontend Developer
WordPress Plugin
Google Calendar
Stripe
Vue 3
TailwindCSS
- Architected Vue 3 (Composition API) frontend for scalable WordPress booking plugin
- Built custom reusable component library (Vue + TailwindCSS)
- Managed complex booking workflows using Pinia state management
- Integrated Google Calendar API & Stripe payments
- Ensured responsive, theme-compatible UI across diverse WP ecosystems
BIRit
Aug 2021 - Nov 2023Laravel
Express.js
Vue.js
React.js
Nuxt.js
Docker
AWS EC2
AWS S3
- Worked across multiple BIRit products, including BIR Beauty, BIR POS, BIR E-commerce, and BIR Invoice Generator, contributing to feature development and maintenance
- Built and maintained dynamic web applications using Laravel, Express.js, Vue.js, React.js, and Nuxt.js
- Developed ERP software and Chrome extensions to support Amin's internal business operations
- Managed server operations using Docker, AWS EC2, AWS S3, and implemented CI/CD pipelines via GitHub Actions for secure and efficient deployments
- Collaborated closely with UI/UX, QA, and the Product leader to ensure high-quality user experiences across all BIR platforms
Licenses & certifications
Mastering DevOps: From Fundamentals to Advanced PracticesIssued Jan 2026 · 6 months
Ostad · Credential ID C38479
View credential
Mastering Docker for Software DevelopersIssued Feb 2024 · 6 months
Ostad · Credential ID C16802
View credential
FAQ
Who is Mahmudun Nabi Kajal?
What does Mahmudun Nabi Kajal specialize in?
What kind of products has Mahmudun Nabi Kajal shipped?
Is Mahmudun Nabi open to freelance or contract work?
Where is Mahmudun Nabi Kajal based, and does he work remotely?
Is Mahmudun Nabi able to work with US, UAE, or EDT-timezone teams?
Does Mahmudun Nabi Kajal contribute to open source?