Fullstack Engineer - React/Node/PostgreSQL & Tech Lead

RAPSYS TECHNOLOGIES PTE. LTD.; Singapore; On-site; SGD 100,000 - 180,000; Full time

Job summary

RAPSYS TECHNOLOGIES PTE. LTD. is seeking a Fullstack Engineer (React, Node.js, PostgreSQL) to design, develop, and maintain scalable software solutions in Singapore. You will build data pipelines, collaborate across teams, and lead technical directions as needed.

You will own code quality through reviews, automated testing, and CI/CD, while staying current with industry trends. Prior experience with CRM or data platforms is a plus.

Qualifications

• 5+ years of full stack software development experience.
• Strong foundations in data structures, algorithms and software design principles.
• Proficient in React, Node.js, and PostgreSQL.
• Experience with CI/CD pipelines, automated testing, and DevOps practices.
• Familiarity with cloud services, preferably AWS.
• Experience with clean, maintainable code in collaborative environments.
• Experience with data lakes or large-scale data processing is a plus.
• CRM/contact management or customer data platforms exposure is a plus.

Responsibilities

• Design, develop, and maintain software applications with scalable code.
• Build scalable data ingestion, deduplication, and segmentation pipelines.
• Collaborate closely with product, design, and other engineers to deliver quality products.
• Participate in code reviews to improve code quality and knowledge sharing.
• Debug, troubleshoot, and resolve software defects and performance issues.
• Implement automated testing and CI/CD to ensure reliable releases.
• Create and document technical designs aligned with architecture guidelines.
• Integrate with downstream platforms and communication channels as needed.
• Stay updated with industry trends and apply best practices.
• Act as technical lead when required to drive direction and architecture.

Skills

React

Node.js

PostgreSQL

CI/CD

DevOps

AWS

Education

Bachelor's degree in Computer Science

Tools

AWS

Job description

RAPSYS TECHNOLOGIES PTE. LTD. is seeking a Fullstack Engineer (React, Node.js, PostgreSQL) to design, develop, and maintain scalable software solutions in Singapore. You will build data pipelines, collaborate across teams, and lead technical directions as needed.

You will own code quality through reviews, automated testing, and CI/CD, while staying current with industry trends. Prior experience with CRM or data platforms is a plus.