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H
Full Stack Developer
Islandwide, Singapore
ContractInformation TechnologyJob Description
Full Stack Developer Job Overview We are looking for a hands-on Full Stack Developer to join the development team and work across mobile applications, web applications, backend services, APIs, system integrations and databases. The ideal candidate should be comfortable working across multiple layers of the application stack and troubleshooting issues end-to-end, from frontend and mobile applications through backend services, integrations and databases. Key Responsibilities
- Develop and maintain mobile applications using Flutter / Dart.
- Develop and enhance web applications using ReactJS.
- Develop and maintain backend services and REST APIs using .NET / C#.
- Work with Microsoft SQL Server and/or Oracle, including SQL development, data troubleshooting and performance-related investigations.
- Design, develop and support system and API integrations.
- Troubleshoot application issues across frontend, backend, integration and database layers.
- Write clean, maintainable, reusable and testable code.
- Participate in code reviews, testing, debugging and technical discussions.
- Support application enhancements, bug fixes and production issue resolution.
- Work closely with Product, UX/UI, QA and other engineering teams throughout the development lifecycle.
- Use GitHub Copilot or similar AI-assisted development tools to improve development, debugging and engineering productivity.
- Support deployment and CI/CD activities where required.
Requirements
- Hands-on development experience with Flutter and Dart.
- Strong experience with .NET / C# development.
- Experience developing and integrating REST APIs.
- Hands-on experience with ReactJS.
- Strong SQL skills.
- Experience working with Microsoft SQL Server and/or Oracle.
- Experience using Git / source-control platforms.
- Experience with GitHub Copilot or other AI-assisted development tools.
- Strong troubleshooting, debugging and problem-solving skills.
- Able to investigate application issues across multiple layers of the technology stack.
- Good communication and teamwork skills.
Preferred Skills
- Experience with Azure DevOps and CI/CD pipelines.
- Experience working with both Oracle and Microsoft SQL Server.
- Experience with enterprise application integration.
- Understanding of authentication and authorisation concepts.
- Experience supporting production enterprise applications.
- Familiarity with Agile / Scrum development environments.
Registration No.: R25156061 EA No.: 11C3373
About Helius Technologies Pte. Ltd.
First seen: October 2, 2026
Last updated: October 2, 2026