Backend Developer
Available in 2 WeeksQuick Facts
Microsoft Certified: Azure Developer Associate (AZ-204)
Node.js Services Development (OpenJS)
TOEIC 750 Listening & Reading
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Summary
2 years of experience in developing and maintaining server-side systems. Strong expertise in building backend services using .NET Core and Node.js, with a focus on business logic, security, and data processing performance.
Experienced in relational database design, standardized RESTful API development, and seamless third-party service integration. Skilled in SQL query optimization, data flow management, and close collaboration with Frontend teams to ensure product consistency.
Also familiar with basic deployment support tools and processes to streamline application packaging and release workflows.
Core Tech Stack
Detailed Technical Skills
Programming Languages & Frameworks
- C#
- .NET 8
- ASP.NET Core Web API
- JavaScript
- Node.js
- Express.js
- Entity Framework Core
Database & Storage
- SQL Server
- MySQL
- Redis (Basic Caching)
- MongoDB
API & Software Architecture
- RESTful API Design
- Microservices (Basic)
- Clean Architecture
- Dependency Injection
Development Tools & DevOps
- Docker (Containerization)
- Git
- GitHub / GitLab
- Postman
- Swagger / OpenAPI
- xUnit / NUnit
- SQL Injection Prevention
Kinh nghiệm chuyên môn
Distribution Management System – Vietnam
Backend Developer, May 2025 – Present
Responsible for developing warehouse and transportation business features using .NET 8. Designed and optimized SQL Server database tables to ensure efficient data retrieval across millions of transaction records.
Developed RESTful APIs for mobile applications, integrated GPS positioning services, and implemented real-time Push Notification workflows.
Human Resource Management Platform (Internal Tool) – Vietnam
Junior Backend Developer, June 2024 – April 2025
Participated in developing attendance and payroll management modules using Node.js. Standardized database structures and developed automated Unit Tests to ensure the accuracy of complex payroll calculation logic.
Collaborated with the Operations team to configure Docker for the application, helping maintain consistency between development and testing environments.
Event Registration System – Vietnam
Backend Developer (Intern/Freelance), January 2024 – May 2024
Developed an online registration form storage and processing system using ASP.NET Core. Implemented basic user data security measures and optimized the process of exporting system reports to Excel files.
Supported application deployment to servers and performed basic domain configuration.
Frequently Asked Questions
Find answers to common questions about our staffing process.-
How quickly can my project get started?
Within 24 hours, you will receive candidate profiles and a detailed quotation. Once the interviews and selection process are completed, the team can typically start within 7 business days.
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What is the minimum engagement period?
The standard minimum contract period is 3 months to ensure project effectiveness. However, the contract duration can be adjusted flexibly based on each project phase and requirements.
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What is Aegona’s developer selection process?
Candidates go through a 4-step selection process: technical skills assessment, direct interview with our experts, English communication assessment, and practical work skills evaluation.
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If the personnel is not a good fit after starting, can I change them?
Yes. If a team member does not meet your expectations, Aegona will support you in replacing them with an equivalent resource upon request.
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How are information security and intellectual property rights committed?
Yes. An NDA is signed for every project. Clients retain 100% ownership of the source code and intellectual property created for their project.
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How do Aegona's developers communicate in English?
100% of our professionals working on international projects have strong English communication skills for technical and project-related communication.