Tài Văn

Dedicated Software Engineer experienced in designing and delivering robust enterprise solutions, high throughput RESTful APIs, and scalable distributed systems with Java and relational databases. Hands on experience across full-lifecycle development, containerization, and Agile execution, with a strong commitment to continuous learning, system reliability, and technical excellence.

FULLSTACK DEVELOPER at KIMEI GLOBAL (2026-05 – Present)

• API & Third-party Integrations: Architected and integrated RESTful APIs, OCAPI/SCAPI, and third-party services for enterprise e-commerce platforms, optimizing data throughput and system response time by 20%.
• Fullstack Development: Customized high-availability e-commerce features using JavaScript (ES6+), SCSS, and server-side rendering architecture.
• Performance Optimization: Reduced frontend bundle sizes and optimized backend requests, resolving critical storefront bottlenecks for high-traffic peak seasons.
• Cross-Border Collaboration: Worked in Agile/Scrum sprints, conducting technical code reviews and direct syncs with Japanese client teams.
• Techstack: SFRA, Cartridges, Business Manager, ISML, JavaScript, OCAPI, SCAPI.

FULLSTACK DEVELOPER at 689 CLOUD SOLUTIONS (2025-03 – 2026-05)

• Backend Architecture: Designed and implemented robust backend architectures using Java/Spring Boot following SOLID principles, enhancing system response times and maintaining high-availability booking logic.
• Feature Development & Security: Built a secure file-sharing system with Spring Security & AWS S3 for document encryption, and implemented WebSockets for real-time tracking.
• Frontend & System Integration: Developed cross-platform UIs (React Native / ReactJS) and integrated third-party accounting/workflow services (XERO).
• DevOps & Team Collaboration: Streamlined Jenkins CI/CD pipelines, conducted code reviews, and supported the team within an Agile/Scrum environment.
• Techstack: Java, Spring Boot, ReactJS, TypeScript, React Native, AWS S3, WebSockets, Jenkins, PostgreSQL.

FULLSTACK DEVELOPER at FREELANCE / REMOTE (2024-09 – 2025-02)

• FE-Learning & E-Commerce Platform: Developed an integrated ecosystem for selling books and hosting online video courses.
• Streaming & Content Delivery: Implemented secure video streaming for online lessons using optimized storage and React-based video players with progress tracking.
• Payment & Order Management: Integrated automated payment gateways (MoMo) and built a comprehensive order processing system for physical books and digital keys.
• Frontend Excellence: Leveraged Tailwind CSS to create a responsive, SEO-friendly storefront.

INTERN FULLSTACK DEVELOPER at THIEN HOANG SOFTWARE (2024-06 – 2024-09)

• Parking Management System: Contributed to the development of a real-time parking location tracker and rental management system.
• Database Administration: Assisted in designing and optimizing SQL Server schemas to handle high-frequency status updates for thousands of parking slots.
• Feature Implementation: Developed core CRUD modules for rental tickets and parking location management using Java Spring Boot.
• Real-time Integration: Researched and implemented real-time location update features to provide users with accurate availability data.

SOFTWARE DEVELOPMENT – FPT POLYTECHNIC COLLEGE (2023 – 2025)