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

Full Stack Engineer (Public Sector)



Job description

Overview
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.


Responsibilities
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)
Seniority level
Mid-Senior level
Employment type
Contract
Job function
Information Technology
Industries
IT Services and IT Consulting
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