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Mobile & Web Developer (.NET & Flutter)

Helius Technologies Pte Ltd
Singapore ₹1-9K LPA Posted 7 Oct 2026
FULL TIME
Full Stack
.NET
Flutter
Sql
Mobile Developer

Job Description

Full Stack Mobile & Web Developer (.NET & Flutter)

Role Level: Mid–Senior Level

Location: Singapore / Remote

Position Summary

We are in search of a skilled Full Stack Mobile & Web Developer who will be responsible for designing, developing, and maintaining applications spanning mobile, web, backend APIs, and enterprise databases. This role involves comprehensive engagement with the software stack—creating cross-platform mobile applications utilizing Flutter/Dart, web applications with ReactJS, and backend microservices leveraging .NET / C# in conjunction with SQL Server or Oracle databases.

Core Responsibilities

  • Mobile & Web Development: Create adaptive cross-platform mobile applications using Flutter / Dart and web interfaces with ReactJS.
  • Backend APIs & Services: Architect, develop, and integrate efficient REST APIs and backend microservices utilizing .NET / C#.
  • Databases & Integrations: Construct complex SQL queries, stored procedures, and integrations with Microsoft SQL Server and/or Oracle.
  • End-to-End Troubleshooting: Identify, debug, and rectify issues across mobile, web, API, and database components.
  • AI-Assisted Coding: Employ GitHub Copilot (or similar AI tools) to enhance development speed, refactoring, and code reviews.

Qualifications & Skills

  • Mobile & Web Stack: Practical experience with Flutter / Dart and ReactJS.
  • Backend Stack: Demonstrated expertise in .NET / C# and RESTful API development.
  • Databases: Strong proficiency in SQL querying for Microsoft SQL Server and/or Oracle.
  • Engineering Tools: Skilled in using Git and AI coding tools such as GitHub Copilot.
  • Problem-Solving: Excellent analytical skills to troubleshoot and resolve intricate technical issues across all layers of the application.

Preferred Qualifications

  • DevOps: Experience with CI/CD pipeline automation and Azure DevOps.
  • Enterprise Features: Familiarity with OAuth2, JWT, and enterprise system integration methodologies.

Important Note:

We invite you to submit your resume in Word format to [HIDDEN TEXT]

If this position does not align with your skills, please consider referring qualified candidates from your network.

Interested individuals may contact me for a confidential conversation at +65 68177759.

Best Regards,

Arti C

Sr. Talent Acquisition

Helius Technologies Pte Ltd

36 Robinson Road, #13-05, City House, Singapore 068877

  • Mobile / WhatsApp: +65 68177759
  • DID: +65 6429-9407
  • Email: [HIDDEN TEXT]

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