Full Stack Data Engineer

Responsibilities:

The Full Stack Data Engineer is responsible for designing, developing, deploying, and maintaining scalable, high-performance, and secure web applications. The role requires expertise in frontend and backend development, cloud technologies, DevOps automation, and application security. Engineers must work in an agile, DevOps-driven environment, ensuring high software quality, security, and maintainability.

. Be responsible for developing backend APIs & working on databases to support the applications.

. Experience on data transformation, flow and cleaning

. Design, develop and deploy databases and datasets with operational data store, data lake and data virtualization.

. Take full ownership of end-to-end application development, integrating frontend, backend, and cloud infrastructure.

. Design, develop, and maintain responsive, accessible, and performant web applications.

. Implement modern frontend architectures, ensuring reusability, scalability, and security.

. Develop high-performance backend services and APIs, ensuring reliability, security, and observability.

. Work with Quality Assurance (QA) engineers to ensure automated test coverage and proactively fix bugs and defects.

. Optimize full-stack CI/CD deployment strategies, ensuring seamless and automated releases.

. Work with DevOps teams to automate infrastructure provisioning, monitoring, and cloud deployments.

. Ensure full-stack security, including authentication, authorization, API security, and frontend security best practices.

. Continuously evaluate and adopt emerging technologies to improve application performance and developer productivity.

. Manage and resolve day-to-day IT related issues pertaining to application, infrastructure or security, to facilitate smooth running of daily operations

. Troubleshoot and resolve complex technical issues in low-code applications

Knowledge and Skills:

a) Educational Background

. Tertiary education in Computer/Computer Science or Electronics Engineering or Information Technology or equivalent

b) Experience and Skills Needed

. Proficient in database design and various databases (e.g. SQL, PostgreSQL, AWS S3, Athena, etc).

. Familiar with W3C Document Object Model and customized web scraping (e.g. BeautifulSoup, react, CasperJS, PhantomJS, Selenium, Nodejs, etc).

. Comfortable in at least one scripting language (eg. SQL, Python).

. Proficient in building batch jobs (e.g. AWS Database Migration Services (DMS), Python, AWS Lambda, ECS Container task, Eventbridge, AWS Glue).

. Knowledge about system design, data structure and algorithms.

. Relevant working experience as a developer or equivalent in at least 3 Agile/ full project development life cycle and a minimum of 5 years experience in relevant role.

. Strong proficiency in both frontend and backend development

. Strong problem-solving skills and able to prioritise and manage multiple tasks

. Ability to work both independently and as part of a team with professionals at all levels

Frontend Technologies:

. JavaScript and TypeScript.

. Frontend frameworks such as React.js, Next.js, Vue.js

. Experience with wireframing and prototyping tools (Figma).

Backend Technologies:

. Node.js

. RESTful APIs, GraphQL, gRPC, and WebSockets for service communication.

Backend Scalability & API Design:

. Strong experience in API design principles, including REST, GraphQL, gRPC, and WebSockets.

. Familiarity with backend service scalability strategies (horizontal scaling, autoscaling, load balancing).

DevOps, Cloud, and Infrastructure:

. Experience with CI/CD pipelines (GitHub Actions, GitLab CI, ArgoCD, Jenkins).

. Cloud solutioning and hand-on experience with AWS Cloud (ECS Fargate containers, API Gateway, RDS PostgreSQL, Networking). Government Commercial Cloud - GCC will be beneficial.

. Experience with containerization and orchestration (Docker, Kubernetes).

. Familiarity with Infrastructure as Code (IaC) tools (Terraform, CloudFormation)

Security Best Practices:

. Strong knowledge of frontend security (CSP, CORS, XSS prevention).

. Able to build Scripts and API Integrations with knowledge of JWT, JWKS, Cognito and Authorisers.

. Familiarity with cloud security (IAM, Secrets Management, OWASP Top 10).

Software Quality & Testing:

. Experience with unit and integration testing (Jest, Cypress, Playwright, Pact).

. Backend testing using Postman, Supertest, contract testing.

Bonus Experience (Added Advantage):

. Relevant experience in and knowledge of microservice architecture

. Experience in working will LLM, e.g. Open AI, Amazon Q, Gemini

. Familiarity with governance, adoption of digital services in enterprise IT environments.

. Work experience and strong troubleshooting skills in resolving application, infrastructure (including desktop, server, network) and security related issues in a (Singapore) government environment