Hi, I'm
Mohammad Hossein Mashhadi Ebad
Senior Front-End Engineer
Building scalable, high-performance web applications with modern technologies.
About Me
Get to know me better
I'm a Front-End Engineer with 3+ years of experience building scalable, high-performance web applications. Currently at FLYTODAY, I work on mission-critical features for millions of users.
What I Do
Performance Optimization
Optimizing bundle sizes, reducing load times, and ensuring smooth user experiences.
Large-scale Migrations
Successfully migrated 1,200+ files from Bootstrap to Tailwind CSS.
Internationalization
Building multi-language applications with RTL support.
Secure Authentication
Implementing WebAuthn, biometrics, and hardened session management.
Experience
My professional journey
Front-End Engineer
FLYTODAY • Tehran, Iran
- Migrated Bootstrap to Tailwind CSS across ~1,200 files, improving maintainability and reducing bundle size
- Replaced Moment.js with Day.js across 700+ files, cutting date library size by 95%
- Built an abstraction layer with ~20 date utilities for consistent date handling across the platform
- Implemented multilingual support with Next.js App Router + Page Router hybrid architecture
- Implemented Passkeys (WebAuthn) + biometric authentication with fallback MFA/OTP and hardened sessions
- Integrated flight, hotel, and train booking into one cohesive platform
- Optimized performance and reliability for high-traffic production environment
Front-End Developer
Awan Holding • Tehran, Iran
- Built 10+ interactive financial charts using Highcharts for data visualization
- Wrote 30+ component tests using Jest, Vitest, and Testing Library across 4 projects
- Improved code quality and test coverage across multiple financial applications
Instructor & Developer
Quera • Tehran, Iran
- Delivered 60+ hours of front-end development classes
- Built educational website for course materials
- Developed interactive games for learning programming concepts
Projects
Things I've built
Day.js Hijri Plugin
Lightweight Day.js plugin for Hijri (Islamic) calendar conversion and formatting using Umm al-Qura calculations.
FLYTODAY Platform
Integrated travel booking platform with flight, hotel, and train reservations.
Portfolio Website
Modern, accessible portfolio with computer/desktop theme built with Next.js and Radix UI.
Skills
Technologies I work with