Full Stack Developer - (Public Sector)

At Xtremax, you'll help build and enhance a modern cloud-native content management platform used by public sector organisations to create, manage and publish secure digital services. The platform is designed for non-technical users, making it easier for organisations to deliver high-quality digital experiences while meeting enterprise standards for scalability, security and reliability.

As a Full Stack Developer, you'll develop both frontend and backend capabilities using React, TypeScript and Node.js, working on features such as content management, publishing workflows, cloud-based infrastructure and automation. You'll also contribute to software quality through automated testing, helping ensure every release is reliable and production-ready.

Working alongside Product Managers, UX Designers, Architects, Security Engineers, and DevOps teams, you'll be involved in designing scalable solutions, improving engineering practices and exploring emerging technologies including AI-assisted capabilities within a modern SaaS environment.

Responsibilities

• Design, develop and maintain scalable full stack features using React.js, TypeScript and NestJS.
• Build and enhance multi-tenant platform capabilities including content management, publishing workflows and layout composition.
• Design PostgreSQL database schemas, optimise queries and manage database migrations.
• Develop cloud-enabled solutions leveraging AWS services such as S3, CloudFront and Lambda.
• Write and maintain automated unit, integration and end-to-end tests using Jest, Supertest and Playwright.
• Design comprehensive test cases to validate new features and ensure high software quality.
• Support CI/CD pipelines through GitLab CI and contribute to continuous delivery practices.
• Collaborate with cross-functional teams to define technical solutions, review designs and deliver secure, reliable software.
• Contribute to AI-assisted product capabilities while ensuring appropriate review and governance processes.
• Continuously improve engineering standards, testing practices and overall platform reliability.

Requirements

• Degree or Diploma in Computer Science, Information Technology, Software Engineering or a related discipline.
• Minimum 4 years of professional software engineering experience.
• Strong experience with TypeScript, Node.js and backend API development.
• Experience with React.js for modern web application development.
• Experience with NestJS or similar backend frameworks such as Express or Fastify.
• Strong understanding of PostgreSQL, relational database design and query optimisation.
• Experience working with cloud platforms, preferably AWS.
• Experience writing automated unit, integration and end-to-end tests.
• Ability to design comprehensive test scenarios for new product features.
• Strong written communication skills and experience working with cross-functional stakeholders.

Preferred

• Experience building multi-tenant SaaS platforms.
• Familiarity with content versioning/diffing approaches (e.g. JSON Patch, OT/CRDT concepts).
• Familiarity with IAM or Role-Based Access Control (RBAC).
• Experience integrating AI or LLM capabilities into production applications.
• Exposure to GitLab CI/CD and modern DevOps practices.

Why Join Us

• 🌍 Meaningful impact — contribute to digital projects that serve government and enterprise clients.
• 💡 Culture of learning — we value curiosity, open communication, and taking ownership.

Benefits

By submitting your resume/CV, you consent and agree to allow the information provided to be used and processed by or on behalf of Xtremax Pte Ltd for purposes related to your registration of interest in current or future employment with us and for the processing of your application for employment.

You also represent to us that you have obtained the consent of your referees when you disclose to us their personal data for the purpose of conducting reference checks.

The personal data held by us relating to your application will be kept strictly confidential and in accordance with the PDPA. You may also refer to our Privacy Policy for more details here: https://www.xtremax.com/privacy-policy

We regret to inform you that should you not consent to providing the necessary data required for us to process your application, your application will be considered void.