NodeJS Developer (Mid-Level)

ONL Biz Solutions; Kuala Lumpur; On-site; MYR 70,000 - 90,000; Full time

Job summary

A leading tech company in Kuala Lumpur is seeking an experienced Node.js Developer. In this role, you will design and maintain scalable server-side applications and implement RESTful APIs. You will collaborate closely with product managers and engineers to ensure security and performance. The ideal candidate has strong skills in Node.js and a proven ability to optimize high-performance applications. This position is perfect for those who thrive in innovative, independent environments.

Qualifications

• Experience as a Node.js Developer with a focus on server-side applications.
• Ability to design and implement flexible and secure RESTful APIs.
• Strong understanding of application performance optimization and database interactions.

Responsibilities

• Design and maintain scalable applications using Node.js.
• Implement RESTful APIs for data exchange.
• Optimize application performance and security.
• Collaborate with cross-functional teams to ensure quality deliverables.

Skills

Node.js

Express.js

RESTful APIs

SQL

NoSQL

Debugging

Troubleshooting

Authorization

Job description

Job Summary

We are seeking an experienced Node.js Developer to design, develop, and maintain high-performance server-side applications. In this role, you will take ownership of backend components, build proofs of concept (POCs) to validate new ideas, and deliver production-ready solutions. You will collaborate closely with product managers, designers, and QA engineers to ensure scalable, secure, and maintainable systems. This is an ideal position for developers who can work independently, think critically, and bring innovative solutions to life.

Responsibilities

• Design, develop, and maintain scalable server-side applications using Node.js and frameworks like Express.js.
• Architect and implement RESTful APIs for seamless data exchange between server and client.
• Build POCs to explore, validate, and demonstrate feasibility of new features, integrations, or architectures.
• Optimize application performance, scalability, and security.
• Ensure correct and efficient database interactions (SQL and NoSQL).
• Implement authentication, authorization, and data protection best practices.
• Perform debugging, troubleshooting, and root cause analysis.
• Collaborate with designers, product managers, and QA engineers to deliver high-quality solutions on time.
• Write clean, modular, and testable code following established standards.
• Proactively suggest improvements to processes, architecture, and technology stacks.
• Stay updated with industry trends and apply relevant best practices.