Outsystem developer

RAPSYS TECHNOLOGIES PTE LTD; Singapore; On-site; SGD 90,000 - 150,000; Full time

Job summary

RAPSYS TECHNOLOGIES PTE LTD in Singapore is seeking an Outsystems Developer to join our team. You will design, build, and maintain enterprise applications using OutSystems, focusing on scalable architecture and secure integrations.

Ideal candidates have strong experience with OutSystems LifeTime, Service Center, and cloud deployments, plus deep knowledge of C# / .NET, SQL Server, and API integrations. You will collaborate across teams to deliver robust, production-ready solutions in a regulated

Qualifications

• Minimum 4 years of OutSystems experience.
• Experience with OutSystems architecture, LifeTime, Service Center, deployment and environment management.
• Strong knowledge of C# / .NET and Microsoft SQL Server.
• Experience integrating REST and SOAP APIs.
• Experience with AWS or GCC cloud environments and Windows/IIS stack.
• Proficiency in Git, CI/CD, and automated testing.
• Experience with monitoring, logging, observability, and production incident support.
• Understanding of security, authentication, authorization, encryption, and audit logging.
• Strong troubleshooting across application, database, integration and infrastructure layers.

Skills

OutSystems

OutSystems Architecture

C# / .NET

Microsoft SQL Server

REST / SOAP API integrations

AWS / GCC Cloud

IIS / Windows Server

Git / CI/CD / automated testing

Monitoring / Logging / Observability

Security / Audit Logging

Troubleshooting across layers

Tools

OutSystems LifeTime

Service Center

Git

Job description

We are looking for a skilled and experienced Outsystem Developer to join our team in Singapore. If you have a passion for building innovative applications, enjoy problem-solving, and thrive in a collaborative environment, this is the perfect opportunity to advance your career.

What You'll Do:

Key Technical Requirements

Please prioritise candidates with strong experience in:

• OutSystems - minimum 4 years
• OutSystems architecture, LifeTime, Service Center, deployment and environment management
• C# / .NET
• Microsoft SQL Server
• REST / SOAP API integrations
• AWS / GCC or equivalent cloud environment
• IIS / Windows Server
• Git / CI/CD / automated testing
• Monitoring, logging, observability and production incident support
• Security, authentication, authorisation, encryption and audit logging
• Strong troubleshooting across application, database, integration and infrastructure layers
  

Experience supporting production systems, legacy modernisation, government / regulated environments, cloud infrastructure and compliance will be highly relevant.