Nguyen Dinh Khai

LuxTech is a startup specializing in outsourced software solutions, building products across multiple sectors including booking, blockchain, healthcare, and marketplaces.

At LuxTech, I worked as a full-stack developer, contributing to both frontend and backend development for various projects. Here are some of my responsibilities:

As a Frontend Developer, I worked on:

• Designing and developing responsive, SEO-optimized user interfaces for web and mobile platforms, ensuring accessibility and usability across devices.
• Implementing cross-platform compatibility for web, iOS, and Android apps using React, React Native, and Next.js, ensuring a consistent user experience.
• Enhancing UI performance through optimized loading times and smooth navigation, crucial for high-traffic applications.

As a Backend Developer and System Architect, I handled:

• Developing and maintaining RESTful and GraphQL APIs with Nest.js to support hightraffic communication and scalable backend systems.
• Implementing Docker-based load balancing and queuing systems to enhance reliability, reducing platform downtime.
• Integrating various APIs to enable features like KYC, cryptocurrency transactions, and encrypted chats, ensuring security and smooth user experiences.
• Designing robust backend architecture to manage data flow between blockchain functionalities, marketplace features, and mobile applications.

Besides product development, I also manage a team of 2 to 4 members depending on the project, helping the team define monthly goals and create actionable plans to achieve them

Developed a scalable SaaS platform for clinical bookings, adopted widely for its reliability and user-friendly interface. Key contributions include:

• Led UI/UX development with React.js and Next.js, creating a responsive interface that improved booking efficiency.
• Built an Admin Dashboard for real-time booking management and client interactions.
• Architected high-traffic APIs with secure Stripe Connect integration for payments.
• Set up a CI/CD pipeline to enable fast, secure updates and maintain stable platform performance.

Tech Stack: React.js, Next.js, TanStack Query, Node.js

Developed a SaaS product for 24/7 certified electrical installation services across the UK, offering competitive pricing, quick quotes, and an easy booking process. In this project, I:

• Built a user-friendly UI with JavaScript, optimized for SEO to enhance visibility and organic search ranking.
• Structured website layout and content to boost discoverability and user engagement.
• Integrated a dynamic interface for a smooth user experience, supporting efficient B2C transactions.

Tech Stack: JavaScript, jQuery

Developed a scalable wedding invitation and digital card platform with serverless architecture to handle high traffic and enhance guest interactions. In this project, I:

• Designed an SEO-optimized, user-friendly UI, attracting 200+ active users in October 2024.
• Improved data efficiency and load speed with serverless actions.
• Reduced page load times by 25% for a smoother user experience.
• Added digital invitation options for easy selection, customization, and purchase.

Tech Stack: React.js, Next.js, TanStack Query

Website: https://thiepcuoithioc.com

Programming Languages

• JavaScript, TypeScript, and Solidity

Frameworks & Tools Front-end development:

• React.js, Next.js, Redux, Chakra UI, Tailwind CSS
• Back-end development: Nest.js, Solidity, REST/GraphQL APIs
• Databases: MongoDB, MySQL
• Other tools: Docker, Nginx

Architectures & Knowledge

• Clean Architecture, Modular System Design, Serverless Architecture, Micro-frontend Approach, Queue, Authentication and Authorization Mechanisms

I love photographing, reading books and researching trend technologies