Middle Backend Engineer (Python / Go / Java / C#)

Location: Hanoi
Salary: 14 - 25 million VND/month
Type: Full-time
Experience: 2+ years
About the Company
We are a fast-growing technology company building robust, scalable digital platforms and intelligent solutions. We are accelerating our backend capabilities by developing high-performance systems, integrating modern technologies, and delivering reliable backend infrastructure for enterprise clients.
Join us to create real impact: design and maintain production-ready backend services, integrate AI/LLM capabilities where needed, and build scalable systems that power business growth.
Job Responsibilities
● Design, develop, and maintain scalable backend services and APIs using Python, Golang, Java, or C#.
● Build and optimize end-to-end backend systems, including REST/GraphQL APIs, microservices, and database integrations.
● Implement CI/CD pipelines and DevOps practices to ensure reliable deployment, monitoring, and system stability.
● Integrate AI/LLM components as backend services (prompt orchestration, vector databases, tool calling) when required for intelligent features.
● Manage data processing, performance optimization, latency handling, and cost efficiency in production environments.
● Collaborate closely with Frontend, Product, and DevOps teams to deliver high-quality, scalable features.
● Troubleshoot production issues, ensure system reliability, and continuously improve architecture and performance.
● Write clean, maintainable code with a strong focus on testing, security, and scalability.