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Doan Minh Dai

Java Developer | Intern / Fresher

Full-stack Java Portfolio

Hello, I'm Doan Minh Dai. I build robust, scalable, and high-performance web applications focusing on Java backend and Microservices architecture.

Contact Me View Projects
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Skills & Expertise

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Backend Development (Java/Spring)

Java Core (Streams, Multithreading, OOP) 95%
Spring Boot & Ecosystem (Data JPA, Security) 90%
Microservices & RESTful API 50%
dns

Database & Tools

MySQL / PostgreSQL (SQL) Proficient
Docker & Linux Intermediate
Git / GitHub Proficient
HTML, CSS, JS Basic
ReactJs / React Native Basic

psychology Soft Skills

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    Teamwork & Agile

    Experienced in Scrum environment, focused on team collaboration and efficiency.

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    Problem Solving

    Strong logical thinking and ability to analyze complex systems for debugging.

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    Self-learning

    Quickly adapts to new technologies and business domains.

translate Languages

English (Reading/Comprehension) Basic

Featured Projects

Quiz Test Platform

09/2024 - PRESENT

Team Leader, Backend

  • chevron_right Developed a comprehensive online mock test platform with automated grading and detailed result analysis.
  • chevron_right Features include large question bank management and scheduling online tests.
Java Spring Boot React MySQL
open_in_new Live Demo code GitHub Repo

Personal Banking Application

05/2024 - 11/2024

Backend Developer

  • chevron_right Developed backend APIs for a personal banking application using a Microservice architecture.
  • chevron_right Implemented robust security mechanisms including JWT and OAuth2 for authentication.
Microservice Docker Oauth2/JWT
code GitHub Repo

Mobile Quiz App

07/2025 - 11/2025

Full-stack Developer (Frontend Focus)

  • chevron_right Developed a cross-platform mobile application for taking quizzes, integrating with the Quiz Test Backend API.
  • chevron_right Implemented user authentication, state management (Redux/Context), and smooth mobile UI/UX.
React Native Redux/Context JavaScript/TypeScript
open_in_new Live App code GitHub Repo

Get In Touch

I am always open to new opportunities. Send me a message if you have a collaboration proposal.

Contact Information

mail

Email

daidoan1608@gmail.com
call

Phone

+84 962 196 498

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Location

Gia Lam, Ha Noi, Vietnam

Social Profiles

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Send Me a Message

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map Remote & Ha Noi, Vietnam

Available for onsite or remote work.