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Full Stack Data Engineer

Full Stack Data Engineer

JOBSTER PRIVATE LTD.Islandwide, SG
4 days ago
Job description

Roles & Responsibilities

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

    • Tell employers what skills you have

    Kubernetes

    PostgreSQL

    Node.js

    Pipelines

    NodeJS

    REST

    TypeScript

    Agile

    Application Development

    Scripting

    JavaScript

    Microservices

    Python

    Docker

    Web Applications

    API

    AWS Lambda

    Databases

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