Backend Developer
Available NowQuick Facts
Agile Project Management Certificate (PMI-ACP)
Microsoft Certified: Azure Developer Associate (AZ-204)
Node.js Services Development (OpenJS)
TOEIC 800 Listening & Reading
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Summary
4 years of experience designing and operating large-scale Backend systems, with a strong focus on system stability and scalability. Strong expertise in building service architectures using .NET Core and Node.js, applying Clean Architecture and Microservices patterns to optimize business processing workflows.
Proficient in advanced database management, caching strategies, and building high-performance RESTful/gRPC APIs. Hands-on experience deploying systems with Docker and managing real-time data processing workflows. Also experienced in codebase optimization, strengthening system security, and ensuring smooth operation under high traffic loads.
Core Tech Stack
Detailed Technical Skills
Programming Languages & Frameworks
- C#
- .NET 8
- JavaScript / TypeScript
- Node.js
- Entity Framework Core
- Go (Basic)
Architecture & Design Patterns
- Microservices
- Domain-Driven Design (DDD)
- Clean Architecture
- Event-Driven Architecture
Database, Caching & Messaging
- SQL Server
- PostgreSQL
- Redis
- MongoDB
- RabbitMQ (Basic)
- Kafka (Basic)
DevOps & Development Tools
- Docker
- Git
- Gitflow
- Azure DevOps
- ELK Stack
- OAuth 2.0 / OpenID Connect
- JWT
Professional Experience
Online Payment System – Vietnam
Backend Developer, March 2024 – Present
Responsible for designing and developing financial transaction processing modules using .NET 8. Optimized complex SQL Server queries, reducing system response time by 30%.
Implemented Redis Caching to handle frequently accessed data and integrated international payment gateways, ensuring data security and integrity for each transaction.
B2B E-commerce Platform – Vietnam
Backend Developer, January 2022 – February 2024
Developed large-scale order management and inventory management systems using Node.js and PostgreSQL. Participated in migrating the system from a Monolithic architecture to Microservices, improving maintainability and scalability.
Implemented asynchronous data communication using RabbitMQ and developed standardized API documentation with Swagger, enabling the Frontend team to integrate services more quickly and accurately.
Transportation & Logistics Management Application – Vietnam
Backend Developer, May 2021 – December 2021
Developed real-time vehicle tracking services integrated with mapping systems. Optimized data processing logic for IoT device data and deployed applications using Docker to standardize operations across different environments.
Performed system security checks and addressed vulnerabilities related to user authentication.
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.