# Full Stack Engineer - Technical Lead (Public Sector)

**Company:** [Xtremax Pte. Ltd.](https://jobs.workable.com/companies/iLMpt7c7UbsmNQeNARY8E4.md)
**Location:** Singapore, Singapore
**Workplace:** on site
**Employment type:** Contract
**Department:** Development

[Apply for this job](https://jobs.workable.com/view/5fce7ecf-5b84-419f-859a-66e6cbaa8ac3)

## Description

The role will work closely with the in-house Solution Architect, Product Owner, Business Analyst, UI/UX Designer, QA Automation Engineer and Infrastructure Team to design, build and deliver a secure, scalable and maintainable cloud-based digital platform. The Technical Lead will translate the Solution Architect’s target architecture into working application design, guide developers, enforce engineering standards, oversee code quality, support CI/CD, coordinate security readiness and ensure the platform is ready for deployment into AWS-managed environments.

**Responsibilities**

-   Technical Leadership: Lead the engineering team in the design, development and delivery of cloud-based digital platform
-   Architecture Implementation: Translate solution architecture into implementable frontend, backend, API, database and deployment designs.
-   Full-Stack Development: Design and develop application components using React.js, TypeScript, Node.js and PostgreSQL.
-   • API & Integration: Design secure REST APIs and integration patterns to support internal modules and future external integrations.
-   Database Design: Oversee relational data modelling, schema design, transaction handling, audit logging and reporting-ready data structures.
-   Cloud Application Readiness: Work with the Infrastructure Team to deploy applications into AWS environments.
-   CI/CD & Release: Familiar with configuration and maintain application-level CI/CD pipelines, build processes, deployment scripts and environment-specific configurations.
-   Security & Code Quality: Act as the team’s Security Champion by embedding secure coding, code review, SAST, dependency scanning, secret scanning and vulnerability remediation into the sprint process.
-   VAPT Readiness: Coordinate remediation of security findings from code scanning, DAST and formal VAPT reports.

## Requirements

**Full Stack Development**

-   Degree or Diploma in Computer Science, Computer or Electronics Engineering, Information Technology, or related disciplines.
-   at least 5 years of professional software engineering experience with experience leading small team
-   Strong proficiency in both frontend and backend development.

**Frontend**

-   Strong working knowledge of React.js, TypeScript,
-   HTML5 and CSS3
-   Experience in responsive web application development.

**Backend and API Development**

-   Strong experience with Node.js, TypeScript, Express.js, or Nest JS.
-   Experience designing and securing REST APIs.

**Database**

-   Strong experience with PostgreSQL, relational database design, SQL optimisation, data integrity and migration scripts.
-   Experience with non-relational database such as DynamoDB, and OpenSearch.

**Authentication, Access Control, and Security**

-   Knowledge of OAuth2, OIDC, SSO
-   integration, MFA concepts, RBAC, secure token/session handling and audit logging.
-   Knowledge of OWASP Top 10, secure coding, SAST, dependency scanning, secret scanning and vulnerability remediation.

**AWS Application Knowledge**

-   Working knowledge of AWS application services such as API Gateway, Lambda, RDS/Aurora PostgreSQL, S3, CloudWatch and Secrets Manager.

**DevOps**

-   Experience with CI/CD pipelines, Docker or container packaging, environment configuration and release deployment.

## Benefits

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