Hasibul Islam Shanto

Universal Machine Inc. | Remote | Full-time

• Built a carbon credit management web platform that automates the end-to-end carbon credit lifecycle — including methodology creation, project setup, and inventory management.
• Engineered a scalable front-end architecture using Next.js, React.js, TypeScript, Jotai, and Tailwind CSS, ensuring seamless performance and maintainability.
• Contributed to the development of a Minipay Wallet-based web application aimed at increasing active wallet usage among 200K+ users.
• Implemented smart contract integration using Ethers.js and wallet authentication via RainbowKit, enabling secure blockchain transactions.

InnovexIT | On-site | Part-time

• Created and maintained responsive web interfaces for appointment and workforce management platforms using React.js, Next.js, TypeScript, and Tailwind CSS.
• Collaborated on front-end architecture and UI implementation, improving usability and overall application performance.
• Contributed to feature enhancements and bug fixes across multiple projects, ensuring reliable and efficient user experiences.

Hi-Devs

Hi-Devs is a developer-driven platform where users can ask questions, share knowledge through blogs, post and apply for jobs, and connect with other tech professionals — all in one place, with real-time activity notifications.

• Architected and developed a full-stack developer platform integrating Q&A, job marketplace, blogging, and real-time notification systems.
• Designed scalable frontend architecture using Next.js and modern state management to ensure performance and maintainability.
• Implemented real-time activity updates and engagement features, improving user interaction and platform responsiveness.

Hi-Editor

A feature-rich collaborative code editor with multi-language execution support, real-time sync, and integrated payment system.

• Engineered a real-time code editor with multi-language support and instant execution for seamless collaboration.
• Added secure authentication, user profiles, and payment features, improving accessibility and user experience.
• Aimed to enhance developer productivity and community interaction through shared, executable code snippets.

Hotel Booking Platform

Complete hotel booking platform with secure authentication, email automation, and role-based access control.

• Built a full-stack hotel booking platform with room reservations, secure payments, and automated email receipts.
• Implemented role-based access control and authentication to ensure data privacy and personalized experiences.
• Optimized to simplify hotel management and improve customer convenience through an all-in-one booking system.