Senior Software Engineer (NodeJS, ReactJS), MNC

Randstad Hong Kong Limited; Hong Kong; On-site; HKD 900,000 - 1,300,000; Full time

Job summary

Randstad Hong Kong Limited is seeking a Senior Full-Stack Developer to drive scalable microservices in a high-traffic in-house team in Hong Kong. You will build resilient web apps with React on the frontend and Node.js on the backend, deployed on AWS, and champion AI-assisted development for business users.

The role emphasizes collaboration with regional teams in Hong Kong and India, rigorous code reviews, and security-focused engineering practices.

Qualifications

• Minimum 5+ years of full-stack software engineering experience.
• Proven hands-on with React and Node.js.
• Strong AWS experience including serverless and containers.
• Relational databases: PostgreSQL, Oracle, or MariaDB.
• Fluent English and excellent collaboration across regions.
• Proactive mindset for AI-assisted development.

Responsibilities

• Lead design, implementation, and scaling of microservices in a high-traffic ecosystem.
• Build and maintain web apps using React (frontend) and Node.js (backend) on AWS.
• Integrate Generative AI tools to improve code quality and features.
• Perform rigorous code reviews, optimize performance, and ensure security.
• Collaborate with product owners across Hong Kong and India to translate needs into scalable solutions.

Skills

Full-stack development

React

Node.js

English fluency

AI tooling mindset

Communication

Tools

AWS

Docker

Kubernetes

PostgreSQL

Oracle

MariaDB

Job description

Overview

An exciting opportunity has arisen for a talented Senior Full-Stack Developer to join a progressive, high-traffic in-house engineering team in Hong Kong. Leveraging React, Node.js, and AWS, you will pioneer scalable microservices and drive Generative AI integration. Accelerate your technology career within a highly collaborative, cutting-edge regional environment today.

About the Company

Our client is a highly respected global organisation renowned for its commitment to innovation and digital excellence. Operating a high-traffic, state-of-the-art in-house ecosystem, they consistently pioneer new technologies to deliver outstanding user experiences across the Asia-Pacific region.

About the Team

You will join a dynamic, multicultural, and forward-thinking engineering team based in Hong Kong, collaborating closely with regional technical counterparts in India. The team champions continuous learning, open communication, and the adoption of cutting-edge AI-assisted development tools to drive overall productivity and software reliability.

About the Job

As a Senior Full-Stack Developer, you will:

• Lead the design, implementation, and scaling of microservices within a complex, high-traffic in-house ecosystem.
• Build and maintain highly resilient, responsive web applications using React for the frontend and Node.js for the backend on AWS.
• Champion the integration of Generative AI tools (including GitHub Copilot and Claude) to optimise codebase quality and develop AI-driven features for business users.
• Drive engineering excellence through rigorous code reviews, performance tuning, and the deployment of robust security protocols.
• Collaborate closely with product owners and regional teams across Hong Kong and India to translate complex business needs into scalable technical solutions.

Skills & Experience Required

• A minimum of 5+ years of experience in full-stack software engineering.
• Proven hands-on expertise in building resilient web applications utilising React and Node.js.
• Strong experience navigating AWS environments, including serverless architecture and containerisation tools such as Docker or Kubernetes.
• Profound database development skills with relational databases, specifically PostgreSQL, Oracle, or MariaDB.
• An AI-forward mindset with a proactive approach to using AI-assisted development tools to enhance productivity and system reliability.
• Excellent communication and interpersonal skills, with the ability to collaborate effectively in a diverse, regional stakeholder environment.
• Full professional fluency in English is mandatory.

Application

If you are interested in this role, please click 'Apply Now' or send your CV directly to [e-mail].