Full Time Full-Stack Developer Jobs, Salary up to SGD 5,500 in SEDHA CONSULTING PTE. LTD. Islandwide (Singapore) - Maukerja

Position Overview

We are seeking a skilled Full-Stack Developer to contribute to the development of a mobile web application/progressive web app (PWA) as part of our development team. The successful candidate will contribute to the end-to-end application development, integrating frontend, backend, and cloud infrastructure whilst working in an agile, DevOps-driven environment.

Key Responsibilities

Full-Stack Development

• Contribute to end-to-end application development, integrating frontend, backend, and cloud infrastructure

• Develop, and maintain responsive, accessible, and performant web applications

• Implement modern frontend architectures using ReactNative, ensuring reusability, scalability, and security

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

• Support WhatsApp Business API integration to enable seamless integration between messaging and backend workflow

• Conduct unit and integration testing using modern testing frameworks

• Conduct backend testing and API validation to ensure service reliability

• Participate in code reviews and maintain high software quality standards

DevOps and Deployment

• Utilise SHIP/HATS platforms for secure development, testing, and deployment processes

• Deploy and manage applications within Government Commercial Cloud (GCC) infrastructure

Security and Compliance

• Ensure full-stack security, including authentication, authorization, API security, and frontend security best practices under guidance of Senior Full-Stack Developer

• Implement IM8 security controls and ensure compliance with government security frameworks

• Follow secure coding practices and implement appropriate security measures throughout the development lifecycle

• Ensure compliance with government security and compliance requirements, including data protection and privacy regulations

Required Qualifications

Education and Experience

• Degree or Diploma in Computer Science, Computer or Electronics Engineering, Information Technology, or related disciplines

• Minimum 4 years of experience in full-stack web development with demonstrable project experience

• Strong proficiency in both frontend and backend development

• Experience with Git and modern branching workflows(GitFlow, trunk-based development)

Frontend Technologies

• Proficiency in JavaScript and TypeScript

• Experience with React.js and modern frontend frameworks(Next.js, Vue.js, Angular, or Svelte)

• Mobile app development using React Native (required for this role)

• Experience with UI component libraries such as Material-UI, Tailwind CSS, or Bootstrap

• Experience with wireframing and prototyping tools (Figma) Backend Technologies

• Proficiency in Node.js, Express.js, or NestJS

• Experience with additional backend technologies such asRuby on Rails, Java/Kotlin (Spring Boot), Python (Django, Flask, FastAPI), or Golang

• Strong experience in API design principles, including RESTful APIs, GraphQL, gRPC, and WebSockets for service communication

• Knowledge of API rate limiting, caching strategies (Redis, Varnish), and performance optimisations

• Understanding of backend service scalability strategies (horizontal scaling, autoscaling, load balancing)

DevOps, Cloud, and Infrastructure

• Experience with CI/CD pipelines (GitHub Actions, GitLabCI, ArgoCD, Jenkins)

• Hands-on experience with cloud platforms (AWS, Azure, Google Cloud)

• Experience with Government Commercial Cloud (GCC)environment

• Experience with containerisation and orchestration(Docker, Kubernetes)

Security and Monitoring

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

• Experience with backend security (OAuth, JWT, API rate limiting, encryption)

• Understanding of IM8 security policies and government compliance frameworks

• Experience implementing application performance monitoring(APM) tools (Datadog, New Relic, Sentry, Prometheus, OpenTelemetry)

• Knowledge of logging frameworks (ELK Stack, Loki, Fluentd)to track and debug issues across distributed systems

Testing and Quality

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

• Backend testing using Postman, Supertest, contract testing

• Understanding of automated testing practices andtest-driven development

This role provides an excellent opportunity for a developer to grow their skills whilst contributing to meaningful technology projects within a secure government environment, working with modern full-stack technologies and DevOps practices.