Mamun's Portfolio
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Experiences
A journey of learning, building, and solving problems with modern technologies.
Software Engineer
eManager IT LTD
| August 2025 - Present
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Develop and maintain scalable web applications using MongoDB, Express.js, React.js, Next.js and Node.js.
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Design and implement RESTful APIs with efficient data structures and optimized database queries.
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Build responsive, interactive front-end interfaces with React.js, ensuring cross-browser compatibility and performance.
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Integrate authentication and authorization mechanisms such as JWT and role-based access control.
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Optimize backend performance and ensure scalability through effective query handling and API design.
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Collaborate with UI/UX teams to deliver seamless user experiences.
Projects I Worked On:
ERP Solution
Implemented a modular, scalable ERP system integrating CRM, HRM, Accounting, Taxation, and Task Management into a unified platform.
Developed role-based dashboards and workflow automation to streamline operations, employee management, financial tracking, and compliance processes.
Optimized database performance and reporting through structured API architecture and efficient data handling.
Tech Stack:
Next.js
TypeScript
Redux
NodeJs
ExpressJs
Zod
TailwindCSS
MongoDB
E-commerce Solution
Built a comprehensive e-commerce platform with features like product management, shopping cart, order processing, and user dashboards.
Implemented secure authentication, payment integration, and optimized performance for a seamless shopping experience.
Implemented CI/CD pipelines, Dockerized applications, and automated deployments.
Tech Stack:
Next.js
TypeScript
NodeJs
ExpressJs
MongoDB
TailwindCSS
SCSS
See Details
Full Stack Developer
Halcyon Digital
| June 2024 - August 2025
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Developed scalable APIs and database solutions with Node.js, Express, and MySQL.
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Building modern, fast, and accessible web applications with Next.js, TypeScript, Redux, TailwindCSS, etc.
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Implemented CI/CD pipelines, Dockerized applications, and automated deployments.
Projects I Worked On:
Gcart - E-commerce
Built engaging Add to Cart, Wishlist, and Checkout features for a seamless shopping experience.
Designed dynamic User and Admin Dashboards for efficient management.
Optimized e-commerce workflows for performance and user satisfaction.
Tech Stack:
Next.js
TypeScript
NodeJs
ExpressJs
MongoDB
TailwindCSS
SCSS
See Details
Frontend Engineer Intern
Qwik IT Services
| November 2023 - December 2023
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Built modern, fast, and accessible web applications with Next.js, TypeScript, and TailwindCSS.
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Collaborated with backend and ui teams to improve API performance and UX.
Projects I Worked On:
Quick - Mart
Designed and managed functionalities of Add To Cart, Wishlist.
Implemented order processing, checkout, and user dashboard management.
Tech Stack:
Next.js
JavaScript
Django
Django REST Framework
MySQL
TailwindCSS
SwiperJs
See Details
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