Full Stack Software Engineer - React, .NET

Full Stack Software Engineer (React, .NET) - GS26027

Activate Interactive Pte Ltd · Singapore, Singapore · — · Posted 2026-11-06

Workplace: on_site

Department: Technology Solutions Office

Description

Activate Interactive Pte Ltd (“Activate”) is a leading technology consultancy headquartered in Singapore with a presence in Malaysia and Indonesia. Our clients are empowered with quality, cost-effective, and impactful end-to-end application development, like mobile and web applications, and cloud technology that remove technology roadblocks and increase their business efficiency.

We believe in positively impacting the lives of people around us and the environment we live in through the use of technology. Hence, we are committed to providing a conducive environment for all employees to realize their full potential, who in turn have the opportunity to continuously drive innovation.

We are searching for our next team members to join our growing team.

If you love the idea of being part of a growing company with exciting prospects in mobile and web technologies that create positive impact on people’s lives, then we would love to hear from you.

What will you do?

The Full Stack Software Engineer will design, build and maintain a Singapore government web portal for grassroots leaders. Deliver features from React and TypeScript interfaces through C# and ASP.NET Core APIs, automated testing, CI/CD and deployment; and work with product, UX, QA, DevOps and architecture teams to deliver secure, accessible software and support it in production.

• Develop responsive, accessible web interfaces using React, TypeScript, HTML and CSS.
• Build and maintain backend services and REST APIs using C# and ASP.NET Core.
• Integrate the web portal with backend APIs and external systems as required.
• Implement data access and schema changes using SQL and Entity Framework Core or equivalent.
• Write frontend and backend unit and integration tests, and participate in code reviews.
• Use Git and maintain CI/CD pipelines for automated builds, tests and deployments.
• Work with DevOps to deploy and configure the application across environments.
• Apply secure coding practices for input validation, access control and secrets management.
• Use logs and metrics to diagnose issues and support SIT, UAT and production releases.
• Participate in Agile ceremonies and work closely with UX, QA, DevOps, product and architecture teams.

Requirements

• Hands-on React and TypeScript development, including component design and state management.
• Entity Framework Core, database migrations and query performance tuning.
• C# and ASP.NET Core development, including REST API design, integration and error handling.
• SQL and relational database fundamentals, including schema design and queries.
• Git and pull request workflows, with automated testing in React and .NET.
• Familiarity with CI/CD pipelines and DevOps delivery practices.
• Familiarity with cloud deployment, Docker, logging, monitoring and IAM fundamentals. - Secure coding, authentication and authorization fundamentals.

Experience and Certifications

• Diploma or Degree in Computer Science, Information Technology, Computer/Software Engineering or a related discipline; equivalent practical experience may be considered.
• Min. 3–5 years of professional software development with full stack responsibilities.
• Production experience delivering React and TypeScript web applications.
• Production experience building C# and ASP.NET Core services or REST APIs.
• Experience using Git, automated testing and CI/CD in an Agile team.
• Experience troubleshooting web, API and database issues across environments.

• Desirable / Good-to-have

• Experience supporting cloud deployments and containerized applications.

• Experience delivering secure enterprise or Singapore Government digital services.
• Exposure to production monitoring, performance tuning and incident/problem resolution.

Benefits

What do we offer in return?

• Fun working environment
• Employee Wellness Program
• To work in Singapore Government Agencies projects
• We provide structured development framework and growth opportunities. (We are a “SHRI 2025 Gold winner” in “Learning & Development; Coaching & Mentoring”)

Why you'll love working with us?

If you are looking for opportunities to collaborate with leading industry experts and be surrounded by highly motivated and talented peers, we welcome you to join us. We provide all employees with equal opportunities to grow and develop with us. We believe your success is our success.

Does it sound like something you are interested in exploring further? Please be in touch with our team for an initial chat at [email protected]

Activate Interactive Singapore is an equal opportunity employer. Employment decisions will be based on merit, qualifications and abilities. Activate Interactive Pte Ltd does not discriminate in employment opportunities or practices on the basis of race, colour, religion, gender, sexuality, national origin, age, disability, marital status or any other characteristics protected by law.

Protecting your privacy and the security of your data are longstanding top priorities for Activate Interactive Pte Ltd.

Your personal data will be processed for the purposes of managing Activate Interactive Pte Ltd’s recruitment related activities, which include setting up and conducting interviews and tests for applicants, evaluating and assessing the results, and as is otherwise needed in the recruitment and hiring processes.

Please consult our Privacy Notice (https://www.activate.sg/privacy-policy) to know more about how we collect, use, and transfer the personal data of our candidates. Here you can find how you can request for access, correction and/or withdrawal of your Personal Data.

Apply

Apply at Activate Interactive Pte Ltd

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