DAO MINH KHOI

Company Overview: Telio Smart Speaker is an intelligent speaker technology that utilizes AI to assist grocery stores—Telio's customers—in placing orders, viewing order details, checking available products, and receiving real-time notifications about promotions and product updates. I worked in an Agile environment, contributing to the design and development of a performant, user-friendly application.

Teamsize: 5

Frontend Contributions:

• Led the design and development of the application’s UI using React.js, Ant Design (Antd), and Tailwind CSS, creating an intuitive admin dashboard to manage user information, track smart speaker locations, and send notifications directly to devices.
• Optimized application performance by implementing state management with Zustand, reducing render times and improving responsiveness for thousands of B2B users.
• Transformed design mockups into responsive, high-quality frontend code, enhancing UX/UI and ensuring seamless interaction with AI-driven features.
• Conducted code reviews and integrated testing to maintain high code quality standards, ensuring a stable and scalable frontend architecture.

Backend Contributions:

• Designed and developed APIs and a notification system using Golang, Postgres, Socket, and MQTT, enabling real-time updates and alerts for smart speakers.
• Integrated core business logic with the frontend, ensuring efficient data flow and system reliability.

Project Overview: Telio is a Vietnamese B2B e-commerce platform, founded in 2018. It connects small retailers with brands and wholesalers, streamlining the supply chain by offering more choices, competitive pricing, and efficient logistics. The company aims to help traditional retailers digitize their operations and improve inventory management, including building a warehouse network for next-day delivery. I worked in an Agile Scrum environment, contributing to point estimation, task division, daily stand-ups, and retrospectives.

Teamsize: 10

Frontend Contributions:

• Led the transformation of Figma designs into high-quality frontend code using React.js and Next.js, delivering Telio’s homepage and admin dashboard to enhance UI/UX for thousands of B2B users.
• Accelerated page load speed and improved SEO by leveraging Next.js Server-Side Rendering (SSR) and image optimization, reducing Time to First Byte (TTFB) to 100ms.
• Implemented lazy loading and code splitting in React, reducing bundle size by 30% and boosting overall performance.
• Designed and developed responsive, scalable frontend systems, integrating state management with Zustand and Redux for efficient data handling.
• Ensured high code quality and stability by implementing testing with Jest and Cypress, establishing robust frontend architecture practices.

Backend Contributions:

• Designed and developed scalable backend systems using Golang and Node.js, focusing on API creation and microservices architecture.
• Collaborated on database schema design and optimization, managing PostgreSQL and MongoDB to ensure high performance and reliability.

Company Overview: The company specializes in blockchain technology and decentralized applications (dApps), delivering innovative solutions for clients through mobile apps and websites. It focuses on leveraging blockchain to create secure, transparent, and efficient systems. I contributed to a blockchain-based project in an Agile Scrum environment, participating in sprints, stand-up meetings, and the overall project lifecycle while continuously learning and applying blockchain concepts.

Teamsize: 10

Frontend Contributions:

• Led the development and maintenance of client-facing websites using modern frontend technologies, ensuring responsive and intuitive interfaces for both mobile and web platforms.
• Designed and built user interfaces for dApps, integrating blockchain features such as wallet connectivity and transaction displays, enhancing user interaction with decentralized systems.
• Created and tested frontend applications, optimizing performance and ensuring seamless UX for blockchain-based functionalities.
• Collaborated with the team to implement Agile best practices, conducting code reviews and maintaining high-quality standards for scalable frontend architecture.

Backend Contributions:

• Gained hands-on experience with backend development by handling simple CRUD operations and assisting with bug fixes to support blockchain integration.