Full Stack Engineer ( Mobile Application)

**About the job** At **Helius Technologies,** we help organisations deliver technology outcomes that work in the real world. Our teams support complex technology initiatives across **Asia and the Middle East** particularly in regulated and enterprise environments where reliability, governance, and execution matter. Our focus is simple: **to be a trusted partner in technology transformation — delivering outcomes reliably and built to last.** We are currently looking for a **Full Stack Developer** to join our team. If you are interested in opportunities with Helius, you may apply through the relevant job listing or **share your profile with us at** **Ashhwani@helius\-tech.com** . **Full Stack Developer (Mobile Application)** Role overview We are looking for a hands\-on **Full Stack Developer** to join the development team. The developer will work across mobile, web, backend APIs, system integration and databases, and should be comfortable troubleshooting issues across the full application stack. **Key responsibilities** * Develop and maintain mobile applications using **Flutter / Dart** . * Develop web applications using **ReactJS** . * Develop and maintain backend services and REST APIs using **.NET / C\#** . * Work with **Microsoft SQL Server and Oracle** , including writing SQL queries for development and troubleshooting. * Support system and API integrations. * Troubleshoot application issues across frontend, backend, integration and database layers. * Write maintainable, reusable and testable code. * Participate in code reviews, testing and technical discussions. * Work closely with Product, UX/UI, QA and other engineering teams. * Use **GitHub Copilot or similar AI\-assisted development tools** to support development, debugging and productivity. * **Must\-have skills** Flutter / Dart * .NET / C\# * REST API development and integration * ReactJS * SQL * Microsoft SQL Server and/or Oracle * GitHub Copilot or other AI\-assisted development tools * Git / source control * Strong troubleshooting and problem\-solving skills * **Preferred skills** Azure DevOps / CI/CD * Experience with both Oracle and Microsoft SQL Server * Enterprise application integration * Authentication and authorisation \*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\* **Kindly revert with below details in addition to updated resume to ashwani@helius\-tech.com or whatsapp (\+6596310776 ) for faster response.** Full Name as per the Passport or IC: Current Salary Exp Salary (SGD) Notice period (availability) Reason for Change Residential Status is Singapore **Why Join Helius:** At **Helius Technologies** , you will work on complex technology initiatives with leading enterprises across Asia and the Middle East, alongside a diverse and experienced engineering community. You will collaborate with **1,000\+ technology professionals across a regional delivery network spanning 7 countries** , supporting enterprise clients in **BFSI, healthcare, and the public and private sectors** , backed by **20\+ years of enterprise technology delivery experience** . We operate in environments where reliability, accountability, and disciplined execution matter — and where strong engineering and structured delivery come together to drive meaningful outcomes