Delowar Hossain, Developer in Dhaka, Dhaka Division, Bangladesh
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Delowar Hossain

Verified Expert  in Engineering

Software Developer

Dhaka, Dhaka Division, Bangladesh
Toptal Member Since
November 4, 2022

Delowar is a creative front-end developer with five years of experience in building and maintaining responsive websites and interactive web applications. He is proficient in HTML, CSS, JavaScript, PHP, and WordPress, as well as modern JavaScript frameworks and libraries, such as React, Redux, Vue, Vuex, and Svelte. Delowar is passionate about usability and possesses a working knowledge of Photoshop, Sketch, Figma, and Adobe XD.


React, JavaScript, WordPress, Gutenberg Editor, HTML, CSS, PHP, TypeScript...
Vue, Vuex, JavaScript, PHP, CSS, SCSS, TypeScript, React, Next.js, Front-end...
JavaScript, PHP, HTML, React, WordPress, CSS, SCSS, Webpack, Gutenberg Editor...




Preferred Environment

MacOS, PhpStorm, Slack, Skype, Visual Studio Code (VS Code)

The most amazing...

...thing I've built is a Tutor LMS WordPress plugin with more than 50,000 active installations.

Work Experience

Senior React Engineer

2021 - 2022
  • Developed all necessary Gutenberg blocks for the Laetus website using React, PHP, HTML, and CSS.
  • Collaborated with an front-end team.
  • Worked with a Google Web Stories team to improve unit and integration tests.
Technologies: React, JavaScript, WordPress, Gutenberg Editor, HTML, CSS, PHP, TypeScript, Next.js, Gatsby, Chakra UI, Material UI, Front-end, Tailwind CSS, APIs, React Redux, HTML5, Redux, User Interface (UI), JavaScript Testing, Figma, Webpack, Firebase Authentication, Responsive Design, DOM, GraphQL, HTML5 Animations, React Native, Firebase, ECMAScript (ES6), REST

Front-end Engineer

2020 - 2021
  • Developed the company's website,, from scratch.
  • Rewrote the email campaign management software using Vue. It was previously written in jQuery and Backbone.js.
  • Created a main drag-and-drop email builder application from scratch using Vue 3.
Technologies: Vue, Vuex, JavaScript, PHP, CSS, SCSS, TypeScript, React, Next.js, Front-end, Tailwind CSS, Agile, APIs, HTML5, Redux, MongoDB, User Interface (UI), jQuery, JavaScript Testing, Figma, Webpack, Responsive Design, DOM, HTML5 Animations, Firebase, Less, ECMAScript (ES6), REST

Senior Front-end Developer

2019 - 2020
  • Developed several WordPress themes, including
  • Collaborated with a Qubely plugin team as a front-end team lead.
  • Developed the Tutor LMS front-end architecture at
Technologies: JavaScript, PHP, HTML, React, WordPress, CSS, SCSS, Webpack, Gutenberg Editor, Front-end, React Redux, Marketplace Platforms, HTML5, Redux, Storybook, User Interface (UI), jQuery, Responsive Design, Learning Management Systems (LMS), DOM, GraphQL, HTML5 Animations, Less, ECMAScript (ES6)

Front-end Developer

2017 - 2019
  • Developed a number of WordPress themes and plugins.
  • Worked with the WP Mega Menu plugin development team as a key front-end developer. Here's the link:
  • Collaborated with the development team as a front-end engineer.
Technologies: JavaScript, HTML, CSS, WordPress, Themes, PHP, Learning Management Systems (LMS), DOM, Less, ECMAScript (ES6)

Tutor LMS | E-learning and Online Course Solution
A complete, feature-packed, and robust WordPress learning management system (LMS) plugin to easily create and sell courses online. The LMS features hit all checkpoints for a full-fledged online course marketplace.

Qubely | Advanced Gutenberg Blocks
A full-fledged Gutenberg toolkit with plenty of predefined sections and modern layout packs to create beautiful pages and posts on the Gutenberg editor. It offers a new experience that minimizes all limitations of the Gutenberg editor and opens unlimited possibilities to create any simple to complex content on a WordPress website. This user-friendly tool has been developed with all the necessary customization features to achieve any possible layout.
An email marketing platform that empowers users to quickly and easily keep in touch with their customers and grow their business while spending much less. It lets them create and send beautiful, branded emails. Users can choose from our library of professionally designed templates or build their unique design in minutes without coding.

Ikos Resorts Website Revamp
I was the WordPress and lead front-end developer for the Ikos Resorts website development project. My work involved developing front-end components and implementing them using the Elementor page builder. Additionally, I created a seamless animation experience using GSAP.

TypeScript Essential Training



Accessibility for Web Design



React Skills Certificate



JavaScript Algorithms and Data Structures


MAY 2021 - MAY 2023

Certified ScrumMaster (CSM)

Scrum Alliance


React, Vue, React Redux, jQuery, Vuex, Node.js


Webpack, Gutenberg Editor, Firebase Authentication, JavaScript Testing, Figma, GreenSock


Redux, Next.js, Tailwind CSS, Vanilla JS, Jest, Material UI, React Native


JavaScript, HTML, CSS, SCSS, TypeScript, HTML5, Less, ECMAScript (ES6), GraphQL, PHP


Marketplace Platforms, Agile, REST


Firebase, WordPress, GreenSock Animation Platform (GSAP)




Data Structures, Algorithms, Front-end, User Interface (UI), Responsive Design, Animation, DOM, HTML5 Animations, Server-side Rendering (SSR), Full-stack, Accessibility, Gatsby, APIs, Storybook, Lottie, SVG, Learning Management Systems (LMS), JSON REST APIs, Scrum Master, Chakra UI, Themes, Elementor

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