Software Engineer (NodeJS) - Backend

About the role

Activate Interactive, a technology consultancy in Singapore, is looking for a backend-focused full-stack engineer to design and develop the core backend services of a cloud-based digital platform. The role focuses on APIs, databases, business logic and workflows, audit logging, reporting data and integration readiness, and works closely with the Technical Lead, Frontend Engineer, QA Automation Engineer and Infrastructure Team. It is a fixed-term contract of 1 year.

Key responsibilities

• Design, develop and maintain backend services using Node.js and TypeScript
• Deploy backend services into AWS environments using approved deployment patterns
• Build booking, approval, case management, event management, CRM and other workflow-heavy systems
• Contribute to build scripts, deployment configuration, database migration automation and pipeline troubleshooting
• Resolve findings from SAST, dependency scanning, secret scanning, DAST and VAPT reports

Required profile

• At least 3 years of professional software development experience
• Experience designing and implementing REST APIs
• Familiarity with AWS-hosted applications and services such as Lambda, API Gateway, RDS/Aurora PostgreSQL, S3, CloudWatch and Secrets Manager
• Understanding of secure coding, OWASP Top 10, input validation, API security, dependency management and vulnerability remediation
• Experience with unit testing, API testing and integration testing

Required skills

• Node.js, TypeScript, Express.js or NestJS
• PostgreSQL, SQL, relational modelling, transactions and query optimisation
• OAuth2/OIDC, JWT/session handling, RBAC and secure API access
• Git, CI/CD pipelines, Docker basics, environment variables and deployment troubleshooting

What we offer

• Competitive market salary and a variable performance bonus
• Medical coverage, life and health insurance, and flexible benefits or allowance
• Wellness support, learning programmes, certification support and a staff development budget
• Structured career pathways and a competency framework
• Flexible work arrangements (flexi-place, flexi-time, flexi-load)