Full Stack Developer + Flutter + ReactJS + .NET

Flintex Consulting Pte Ltd; Singapore; On-site; SGD 60,000 - 80,000; Full time

Job summary

An innovative tech consulting firm in Singapore is seeking a Full Stack Developer skilled in Flutter or ReactJS and .NET. The role entails front-end and back-end application development, API integration, and database management. Ideal candidates must have at least 5 years of experience, with a strong knowledge of SQL and the ability to lead testing efforts. This position offers a competitive salary and opportunities to work on diverse technology projects.

Qualifications

• Minimum 5 years of working experience in full stack development.
• Strong understanding of front-end and back-end technologies.
• Experience in developing and managing databases.

Responsibilities

• Collaborate with stakeholders to analyze software specifications.
• Develop responsive applications for mobile, tablet, and web.
• Lead testing efforts to ensure software quality and reliability.

Skills

Front-end development

Back-end development

API integration

Database management

Testing and Quality Assurance

Experience with C#, VB, ASP.NET

SQL and Microsoft SQL Server

Education

Diploma/Bachelor's degree in Computer Science

Tools

Azure Web App

Azure API Management

DevOps tools

Job description

Full Stack Developer - Flutter or ReactJS + .NET

Posted On 16/01/2026

Job Information

Work Experience 4-5 years

Technology

SGD 7500 - SGD 8500

City Singapore

State/Province Central Singapore

079903

Job Description

Job Description:

This role requires a strong understanding of front-end and back-end development, API integration, and database management. Additionally, you will be leading the application testing efforts to ensure robustness, security, and scalability.

Key Responsibilities:

• Collaborate with stakeholders to analyze software specifications and UI/UX mockups to ensure alignment with business requirements.
• Develop, test, and deploy responsive, multi-platform applications (mobile, tablet, and web).
• Ensure applications are optimized for performance, scalability, and security.
• Maintain a clean and scalable codebase while following best practices in software development.
• Troubleshoot and debug applications to enhance functionality and user experience.

Front-End Development:

• Develop user-friendly and responsive front-end interfaces using modern frameworks.
• Ensure seamless cross-platform functionality and a consistent UI/UX experience.
• Optimize front-end applications for speed and performance.

Back-End Development:

• Build and maintain APIs and backend services.
• Develop and manage database structures. Implement authentication, authorization, and data security measures.

Testing & Quality Assurance:

• Lead the testing efforts, including unit testing, integration testing, and end-to-end testing.
• Work closely with QA teams to identify and resolve software defects.
• Implement automated testing frameworks to enhance code reliability.
• Work closely with other developers to ensure timely and efficient development.
• Participate in code reviews and contribute to continuous improvement initiatives.

Qualifications & Experience:

• Minimum Working Experience: 5 years.
• Diploma/Bachelor's degree in computer science or any other related field.
• Operations and maintenance for a mixture of vendors and in-house products.
• Must have experience in following domain area/technology/programming languages.
• Any 3 or more of the following: C#, VB, ASP.NET Framework, .NET 6, Webform, MVC, Web API, Entity Framework.
• Strong in SQL with experience in Microsoft SQL Server.
• Experience in AI, understand how to use AI tools.

Good to have experience in the following:

• Maintenance and support OT and IT systems.
• Historian and/or plant system architecture.
• Strong background in IT processes and structure.
• Azure Web App, Azure Storage, Container Registry and/or Azure Key Vault, Azure API Management. Knowledge & experience in AKS will be an added advantage.
• Knowledge of Azure Logic App, Azure API Management, Azure Service Bus will be an added advantage.
• DevOps, CI/CD Pipeline and/or DevOps tool chains.
• APP Store publish.
• Source control, coding standards, app management and deployment.
• Familiar with current UX trends on web applications.
• Certified in Microsoft technologies will be added advantage.
• Experience in high traffic application development.