Full Stack Engineer

User Experience Researchers Pte.Ltd; Singapore; On-site; SGD 70,000 - 90,000; Full time

Job summary

A technology company in Singapore is seeking a skilled developer to provide post-migration support and enhance the Optical platform. You will be responsible for troubleshooting UI/UX issues, developing integrations, and implementing improvements to the system. The ideal candidate has strong experience in Node.js, TypeScript, and React, along with a solid understanding of API design and DevOps principles. The role requires collaboration in an agile environment and a commitment to quality assurance.

Qualifications

• Strong proficiency in Node.js, TypeScript, React, and Next.js.
• Experience with Directus CMS or similar headless CMS platforms.
• Familiarity with testing frameworks and performance testing methodologies.

Responsibilities

• Provide technical support on the Optical platform after go-live.
• Implement enhancements to templates and components based on the product roadmap.
• Develop and maintain integrations with backend systems and services.

Skills

Node.js

TypeScript

React

Next.js

Directus CMS

REST API design

Organizational skills

Tools

Docker

GitLab

AWS services

Job description

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 optimisation 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 front‑end, back‑end, and cloud environments.
• Understanding of CI/CD pipelines and deployment automation.