Full Stack Engineer (Node.js)

About the role

Activate Interactive, a technology consultancy in Singapore, is hiring a Full Stack Engineer for a 1-year contract role. The engineer designs, develops, deploys and maintains scalable, high-performance and secure web applications, working in an agile, DevOps-driven environment.

Key responsibilities

• Take full ownership of end-to-end application development, integrating frontend, backend and cloud infrastructure.
• Design, develop and maintain responsive, accessible and performant web applications.
• Implement modern frontend architectures and build high-performance backend services and APIs.
• Work with QA engineers to ensure automated test coverage and fix bugs proactively.
• Optimize CI/CD deployment strategies and work with DevOps teams to automate infrastructure, monitoring and cloud deployments.
• Ensure full-stack security, including authentication, authorization, API security and frontend security.
• Evaluate and adopt emerging technologies to improve performance and developer productivity.

Required profile

• Degree or diploma in Computer Science, Computer or Electronics Engineering, Information Technology or a related discipline.
• Experience with Git and modern branching workflows (GitFlow, trunk-based development).
• Strong proficiency in both frontend and backend development.

Required skills

• Frontend: JavaScript, TypeScript, and frameworks such as React.js, Next.js, Vue.js, Angular or Svelte.
• Backend: Node.js, Express.js, NestJS, Ruby on Rails, Java/Kotlin (Spring Boot), Python (Django, Flask, FastAPI), Golang.
• APIs: REST, GraphQL, gRPC, WebSockets; observability tools such as Datadog, New Relic, Sentry, Prometheus, OpenTelemetry, ELK Stack, Loki, Fluentd.
• CI/CD (GitHub Actions, GitLab CI, ArgoCD, Jenkins), cloud platforms (AWS, Azure, Google Cloud, Cloudflare Workers), Docker, Kubernetes, Terraform, CloudFormation, Pulumi.
• Security: OAuth, JWT, CSP, CORS, XSS prevention, IAM, Secrets Management, OWASP Top 10.
• Testing: Jest, Cypress, Playwright, Pact, Postman, Supertest; low-code platforms (OutSystems, Mendix, Appian); micro-frontends and edge computing (Lambda@Edge).

What we offer

• Competitive market salary and a variable performance bonus.
• Outpatient and specialist medical coverage, customizable flexi benefits or allowance, life and health insurance, and special occasion gifts.
• 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).