Backend Engineer (NodeJS)

JOB DESCRIPTION:

Mission:

  • We’re building a scalable loyalty and fintech ecosystem that connects millions of users across Southeast Asia.
  • As a Backend Engineer, you will focus on hands-on backend development, owning backend services and modules end-to-end. This role emphasizes technical depth, system reliability, and code quality, without people-management responsibilities.

Key Responsibilities:

Backend Development:

  • Design, develop, and maintain high-performance backend services using Node.js.
  • Build and evolve backend systems following microservices or modular architecture.
  • Develop RESTful APIs for web, mobile, and partner integrations.
  • Take end-to-end ownership of assigned backend services or modules (design, implementation, testing, deployment support).
  • Optimize system performance, scalability, and reliability under high traffic.

Code Quality & Operations:

  • Write clean, maintainable, and well-tested code.
  • Participate in code reviews to ensure coding standards, security, and best practices.
  • Debug and resolve complex backend issues in production environments.
  • Proactively refactor code and reduce technical debt.
  • Apply secure coding practices to protect systems and user data.

Collaboration:

  • Work closely with Frontend, Product, QA, and DevOps teams to deliver features on time.
  • Analyze business requirements and propose appropriate technical solutions.
  • Support release activities and ensure backend stability after deployment.

Tools & Productivity:

  • Use CI/CD pipelines, logging, and monitoring tools effectively.
  • Leverage AI-assisted development tools (e.g., Claude Code, GitHub Copilot, ChatGPT) to improve productivity when appropriate.

JOB REQUIREMENTS:

Technical Skills:

  • 3+years of backend software development experience.
  • 2‒3+ years of hands-on experience with Node.js in production systems.
  • Experience with event-driven architecture or message queues.
  • Strong experience building backend services for high-traffic applications.
  • Solid understanding of RESTful APIs, asynchronous processing, and backend performance optimization.
  • Hands-on experience with SQL and NoSQL databases, caching (e.g.,Redis).
  • Good understanding of microservices and distributed systems concepts.
  • Experience working with cloud platforms (AWS, GCP, or Azure).
  • Familiarity with Git and Agile/Scrum development processes.

Mindset & Working Style:

  • Strong ownership mindset over assigned services and components.
  • Able to work independently with minimal supervision.
  • Quality-focused, detail-oriented, and proactive in problem solving.
  • Clear communication skills in a cross-functional team environment.
  • No people management or team leadership responsibilities required.

Bonus Skills:

  • Familiarity with event-driven architecture and message queues.
  • Experience integrating third-party APIs or working in fintech / loyalty platforms.
  • Contribution to open-source projects or technical communities

Nice to Have:

  • Ability to analyze, review, and improve the complex legacy code
  • Experience integrating fintech, payment, loyalty, or third-party partner systems.
  • Familiarity with monitoring and observability tools (ELK, Prometheus, Grafana).
  • Experience working in large-scale product systems in Vietnam.
  • Prior exposure to AI-assisted development environments

BENEFITS:

  • Competitive salary package (Base salary and performance bonuses).
  • Probation period salary is 100% of the official salary.
  • Comprehensive health and accident insurance.
  • 15 days of annual leave.
  • Provision of work equipment (Macbook/ Laptop, mouse, monitor, etc.).
  • A creative and modern working environment.

Working location: Galaxy Innovation Hub – D1 Hi Tech Park, District 9, HCMC

Kindly send your CV to: talent@galaxyholdings.co 

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