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Full Stack Engineer - (Public Sector) Job Opening In Singapore, Singapore – Now Hiring Xtremax


Job description

At Xtremax, our Full Stack Engineers build end-to-end web applications that deliver real impact.

You’ll work across both frontend and backend, using modern frameworks, cloud services, and DevOps practices to create scalable, secure, and high-performing solutions.

This role is perfect for engineers who enjoy versatility, problem-solving, and seeing their work come to life from idea to production.

Candidates with public sector experience are preferred, as this role supports IT projects for government agencies.

Responsibility:

End-to-End Development

  • Take full ownership of end-to-end application development, integrating frontend, backend, and cloud infrastructure.
  • Build responsive, accessible, and high-performance web applications.
  • Implement modern frontend architectures that are reusable, scalable, and secure.
  • Develop backend services and APIs, ensuring reliability, security, and observability.
  • Testing, Quality, and Security

  • Work with QA engineers to ensure automated test coverage and proactively fix bugs.
  • Apply best practices in security, scalability, and maintainability across the full stack.
  • Monitor application health using APM tools, logging frameworks, dashboards, and alerts.
  • DevOps and Cloud

  • Optimize CI/CD pipelines to enable seamless and automated deployments.
  • Collaborate with DevOps teams to automate infrastructure provisioning and cloud deployments.
  • Innovation and Continuous Improvement

  • Continuously evaluate and adopt emerging technologies to improve application performance and developer productivity.
  • Document technical decisions and share knowledge with the team.
  • (Optional) Contribute to mobile development and low-code platforms when needed.
  • Requirements

    Must Have

  • Degree/Diploma in Computer Science, IT, Engineering, or related fields.
  • Must have 2–5 years of relevant experience.
  • Strong proficiency in frontend and backend development.
  • Experience with Git and modern branching workflows (GitFlow, trunk-based).
  • Frontend: JavaScript/TypeScript, frameworks like React, Next.js, Vue, Angular, or Svelte;
  • Backend: Node.js, Express, NestJS, Ruby on Rails, Python (Django, Flask, FastAPI), Java/Kotlin (Spring Boot), Golang.
  • API design: REST, GraphQL, gRPC, WebSockets; caching strategies and performance optimization.
  • Good to Have

  • Experience with Singapore Government Project will be advantageous.
  • Experience with low-code platforms (OutSystems, Mendix, Appian).
  • Knowledge of security best practices (OAuth, JWT, OWASP).
  • Experience with mobile app development (React Native, Swift, Kotlin).
  • Familiarity with UI libraries (Tailwind, Material-UI, Bootstrap) and knowledge of design/prototyping tools (Figma).
  • Experience with CI/CD pipelines (GitHub Actions, GitLab CI, ArgoCD, Jenkins) 
  • Experience with observability and monitoring tools (Prometheus, Grafana, Datadog, New Relic, ELK).
  • Understanding of Infrastructure as Code (Terraform, CloudFormation, Pulumi).
  • Familiarity with frontend and backend testing frameworks (Jest, Cypress, Playwright, Supertest).
  • Exposure to micro-frontends, serverless, or edge computing.
  • Certificate Preferred:

  • Certified Scrum Developer (CSD) / Professional Scrum Developer (PSD)
  • AWS Certified Developer - Associate / Microsoft Certified: Azure Developer Associate
  • ScrumMaster (CSM) / Professional Scrum Master (PSM)
  • Benefits

    Required Skill Profession

    Computer Occupations


    • Job Details

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