Senior Full-stack Engineer (React - Node.js - Supabase)
Xeniatech|Xeniatech|Vietnam|3 Jun 2026
JOB DESCRIPTION
We are looking for a Senior Full-stack Engineer with a strong focus on Node.js backend development to join our engineering team. You’ll work closely with product managers, designers, and other developers to build scalable systems and deliver high-quality applications.
While backend development is your main strength, you will also contribute to frontend development using React.js and help ensure seamless integration across the stack.
As a company based in Vietnam working with international clients, we value clear communication, transparency, and a strong sense of ownership. We’re looking for someone who enjoys working in a collaborative, family-oriented environment and is committed to delivering customer-focused solutions.
Responsibilities
- Design, build, and maintain scalable backend services using Node.js
- Develop and integrate APIs (RESTful or GraphQL)
- Build and maintain frontend features using React.js
- Design and optimize database schemas, queries, and performance (PostgreSQL or similar)
- Collaborate with frontend/mobile developers to deliver end-to-end features
- Deploy and manage applications using Docker
- Work with cloud services (preferably Azure) for infrastructure and deployment
- Contribute to CI/CD pipelines and Git workflows
- Participate in code reviews, sprint planning, and daily standups
- Ensure code quality, performance, and security best practices
- Stay up to date with modern backend and frontend technologies
Requirements
- Vietnamese with Fluent English (C1/C2 level) – Able to communicate complex technical concepts smoothly with international clients
- 5+ years of experience as a Backend or Fullstack Developer
- Strong experience with Node.js (Express, NestJS, or similar frameworks)
- Solid experience with
- Experience with Supabase or other BaaS platforms
- Experience designing and consuming APIs (REST or GraphQL)
- Good knowledge of databases (PostgreSQL or similar): schema design, indexing, optimization
- Experience with Docker and containerized deployments
- Familiarity with cloud platforms (Azure preferred)
- Experience with CI/CD pipelines and Git workflows
- Strong problem-solving skills and ability to work independently
- Good English communication skills (written and verbal)
Nice to Have
- Familiarity with GraphQL (Apollo Server)
- Experience with React Native or mobile development
- Knowledge of Terraform or Infrastructure as Code
- Experience with real-time systems, event-driven architecture
- Exposure to other cloud platforms (AWS, GCP)
Benefits & Perks
- Work Location: Flexible. This role is open to hybrid or fully remote arrangements for candidates from anywhere in Vietnam.
- An open mind and flat structure where every voice is welcome.
- A work environment built on transparency, seamless communication, trust, and a sensible approach, combined with mixed cultures and a speaking environment
- Individual assessments every 6 weeks with your line manager
- Performance review every 6 months
- 15 days of annual leave and + 6 days of fully paid sick leave per year – can be used for the care of sick child
- Christmas Holiday
- Competitive salary
- Bonus: 13th-month Salary
- Social insurance for employees who pass their probation
If you have any questions, please feel free to get in touch with our HR department at hr@xenia.tech.
Learn more about our culture and special benefits package .
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