Job Openings Full Stack Engineer

About the job Full Stack Engineer

Scope of Work & Responsibilities:

1. Post-Migration Support & Stabilization

    • Provide technical support for the clients Corporate Website after go-live on the Optical platform.
    • Troubleshoot and resolve issues related to UI/UX rendering, Optical (based on Directus) CMS templates and components, API integrations, and data ingestion.
    • Work with client & government teams to ensure smooth transition into BAU.

2. Development of Enhancements & New Features

    • Implement enhancements to Optical templates, components, and checkers based on client's product roadmap.
    • Develop and update Node.js/TypeScript backend logic and React/Next.js frontend components within the Optical platform.
    • Support enhancements for key features such as:
      • Data checkers (Eligibility, MK, P1, Pathway tools)
      • Search tools (SchoolFinder, CourseFinder)
      • SearchSG integration and personalisation features
      • CSV ingestion and data-processing flows
      • Singpass integration (future phase)

3. Integration & API Development

  • Develop and maintain integrations with clients back-end systems, datasets, and external services.
  • Implement and maintain integrations with Opus workflow engine and Cloud File Transfer (CFT).
  • Ensure secure handling of API keys, tokens, and system configurations.

4. CMS Configuration & Optical Platform Competency

  • Configure Directus CMS modules, components, workflows, and metadata within the Optical platform.
  • Work closely with client content and product teams to ensure CMS usability and alignment with site architecture.

5. Quality Assurance & Testing

  • Support UAT defect fixes and sprint-level testing.
  • Implement and maintain automated testing frameworks and test suites.
  • Conduct code quality scans, accessibility scans, and performance testing.
  • Ensure compliance with government and client security standards (VAPT fixes, scan remediation, etc.).
  • Conduct performance validation and support caching/CDN optimization work where required.

6. Documentation & Knowledge Transfer

  • Prepare technical documentation for changes, enhancements, and release notes.
  • Provide knowledge transfer to client and other team members as required.

7. Collaboration & Agile Delivery

  • Participate in agile ceremonies with client (sprint planning, refinement, review, retrospective).
  • Work with product owners, designers, and QA to deliver enhancements on time and with quality.
  • Collaborate using GitLab for version control and CI/CD workflows.

Required Skills & Experience:

Core Technical Skills

  • Strong proficiency in Node.js, TypeScript, React, and Next.js.
  • Experience with Directus CMS or similar headless CMS platforms (Optical experience is a strong advantage).
  • Knowledge of REST API design, JSON, OAuth2, and API security.

DevOps & Infrastructure

  • Familiarity with GitLab and DevSecOps principles.
  • Experience with Docker and containerisation concepts.
  • Knowledge of web infrastructure, AWS services (EC2, S3, CloudFront, ALB/NLB), caching layers, and CDN configuration.

Testing & Quality Assurance

  • Experience implementing automated testing frameworks (unit, integration, and end-to-end testing).
  • Familiarity with code quality scanning tools and practices.
  • Knowledge of accessibility testing standards and tools (WCAG compliance).
  • Experience with performance testing methodologies and tools.

Additional Technical Knowledge

  • Strong debugging skills across frontend, backend, and cloud environments.
  • Understanding of CI/CD pipelines and deployment automation.






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