- Project 1: Group SavingsGroup Savings is a major feature within the Infina App that allows users to create and manage group savings accounts, pool funds, track contributions, and achieve collective financial goals.Responsibilities: Designed a scalable system architecture, resolved complex technical challenges, trained new team members, reviewed code, and supported feature deployment.- Project 2: AI ChatThis project integrates an AI-powered chat feature with the Discourse platform, enhancing user interaction through intelligent and context-aware responses.Responsibilities: Led the development team, provided architectural guidance, resolved technical challenges, implemented Redis caching, and ensured system integration.- Project 3: Stock PartnerStock Partner facilitates partnerships with stock trading platforms, allowing users to trade stocks directly through the Infina App.Responsibilities: Analyzed requirements, designed database schemas, resolved technical challenges, collaborated with partners, reviewed code, and managed releases.- Project 4: ReferralThe Referral program within the Infina App is designed to attract new users and increase retention by incentivizing existing users to refer others.Responsibilities: Led the team, developed the backend system, designed a robust database, resolved technical challenges, and implemented user acquisition and retention strategies.- Project 5: GiftingThe Gifting feature allows users to send and receive savings gifts within the Infina App.Responsibilities: Developed and maintained the backend system, designed a scalable database, resolved technical challenges, and delivered the MVP version within a tight timeline.

Project information: - Vietinbank Ipay website: is an official digital banking website for individuals that allows customer experience with a new digital era of hundred great features. - Content management system (CMS): is a website that can be used to update the content and structure of the Vietinbank Ipay website.Responsibilities:- Developing front-end, back-end, and design database- Support team members and deploy release code - Working directly with the Product Owner, and UI/UX designer to clarify requirements and propose solutions.- Continuously listen to feedback from users to find ways to improve product qualityKey Achievements:- Implemented advanced security measures to protect user data, enhancing user trust- Designed an intuitive and user-friendly interface for the CMS, making it accessible for all team members and increasing the

Project information: - BachHoaXanh App: is an application that provides shopping services for goods from Bach Hoa Xanh supermarket online at home, making it convenient for every family's daily shopping needs with the best quality and competitive price. - Chatbot: is a software application used to conduct an online chat conversation via text, and integrate a smart chatbot into the company website- Chat Management: this is a helpful tool that helps my company's staff manage all the messages from various chat platforms (Facebook, Zalo) in one place. This helps the telesales team to boost productivity.Responsibilities:- Developing front-end, back-end, and design database - Collaborated with other team members to develop the mobile version to optimize the user's experience- Research technologies and share knowledge with colleagues.Key Achievements:- Optimized the backend services, reducing load times by 40% and ensuring smooth and efficient handling of high traffic during peak shopping hours.- Unified Messaging System: Successfully integrated various chat platforms (Facebook, Zalo) into a single management system, improving the productivity of the telesales team by 50%.