Nguyen Dai Long - Backend Developer Portfolio

Hi, my name is

Nguyen Dai Long.

I build scalable backend systems.

Backend Developer with 3+ years of experience specializing in Python, Django, Laravel, and cloud technologies. Currently focused on building high-performance, scalable systems at SOARIG VIETNAM.

01.About Me

Hello! I'm Long, a passionate Backend Developer based in Da Nang, Vietnam. I specialize in building robust, scalable backend systems that power modern web applications.

With over 3 years of experience, I've worked on diverse projects ranging from enterprise management systems to e-commerce platforms. I take pride in writing clean, efficient code and implementing best practices in system architecture.

Currently, I'm working as a Software Engineer at SOARIG VIETNAM, where I lead backend teams, design database structures, and build high-performance APIs using Django REST Framework.

Here are some technologies I've been working with:

  • Python
  • Django REST Framework
  • Laravel
  • PostgreSQL
  • Redis
  • Google Cloud Platform
  • Docker
  • RESTful APIs
NDL

02.Where I've Worked

Software Engineer @ SOARIG VIETNAM

Oct 2023 - Present

  • Led backend team: enforced coding conventions, performed code reviews, and maintained system quality and stability
  • Designed database structures, developed backend features and RESTful APIs following project architecture
  • Optimized database queries and backend performance to improve system throughput
  • Supported cloud-related projects on Google Cloud Platform (GCP) including setup, configuration, and troubleshooting
  • Mentored new team members, guided onboarding process, and improved team productivity
  • Demonstrated strong task management, ensuring efficient workload distribution and on-time delivery

03.Key Projects

#01

Lead BE Team, Backend Developer

Team Management System

Enterprise-grade system for business team management. Features real-time communication, payment integration with Stripe, and cryptocurrency exchange via Dotmoney API. Led the backend team in designing scalable architecture.

8 membersMay 2024 - Present
  • Django REST Framework
  • Next.js
  • PostgreSQL
  • Redis
  • Docker
  • GCP
  • WebSocket
  • Stripe
#02

Backend Developer

Electronic Contract Management System

Digital contract management platform with complex business logic for electronic document signing and management. Built robust CI/CD pipelines for seamless deployment and ensured stable release delivery.

6 membersAug 2024 - Oct 2025
  • Django REST Framework
  • Next.js
  • PostgreSQL
  • Docker
  • GCP
  • Stripe Payment
#03

Full-stack Developer

Landing Page Builder via LINE Platform

Full-stack application enabling users to create custom landing pages through LINE platform integration. Analyzed legacy systems, communicated directly with clients, and delivered features on schedule.

4 membersOct 2023 - May 2024
  • Laravel
  • VueJS
  • LINE API
#04

Backend Developer

Online Shopping Website

E-commerce platform with real-time notifications using Pusher and push notifications via Firebase Cloud Messaging. Developed APIs for mobile app integration and ensured on-time delivery.

6 membersApr 2023 - Sep 2023
  • Laravel
  • MySQL
  • jQuery
  • AJAX
  • Bootstrap
  • Pusher
  • FCM

04.Technical Skills

Programming Languages

PythonPHPJavaScriptSQL

Backend Frameworks

Django REST FrameworkLaravelDjango

Frontend

HTML5/CSS3BootstrapTailwindCSSVueJS

Database & Cache

MySQLPostgreSQLRedis

Cloud & DevOps

Google Cloud PlatformDockerCI/CD

Architecture & Security

REST API DesignOAuth2JWTWebSocketsDB Schema DesignOpenAPI

Tools

GitPostmanFigma

Honors & Awards

2024

Outstanding Employee of SOARIG VIETNAM

Education

Duy Tan University

Major: Software Engineering

Sep 2018 - Jun 2022

GPA: 3.46/4

05. What's Next?

Get In Touch

I'm currently looking for new opportunities and my inbox is always open. Whether you have a question, a project idea, or just want to say hi, I'll try my best to get back to you!

Location

Da Nang, Vietnam