Job Title: .NET Backend Developer
Location: Singapore
Employment Type: Contract
Experience Required: 4–10 years
About the Role
We are seeking a highly skilled Backend Developer with expertise in .NET technologies and Informatica ETL/data integration tools .
The role involves designing, developing, and maintaining backend services, APIs, and data workflows to support enterprise applications.
The ideal candidate will have a strong background in C#, .NET Core, Informatica PowerCenter / IICS , and database technologies.
Key Responsibilities
- Design,develop, and maintain backend applications using .NET Core / .NET Framework (C#) .
- Develop and support ETL workflows and data integration pipelines using Informatica (PowerCenter/IICS) .
- Build and consume RESTful APIs for system integrations.
- Collaborate with business and data teams to design efficient data transformation and loading processes .
- Optimize backend performance, scalability, and reliability.
- Work with SQL Server/Oracle databases for complex queries, stored procedures, and performance tuning.
- Ensure backend systems adhere to security, compliance, and best practices .
- Participate in Agile development , including sprint planning, code reviews, and testing.
- Troubleshoot, debug, and resolve application and data issues in production.
Required Skills & Qualifications
- Bachelor's degree in Computer Science, Engineering, or related field.
- 4– 10 years of backend development experience.
- Strong hands-on expertise in C#, .NET Core / .NET Framework, Web API, and OOP principles .
- Proven experience with Informatica ETL tools (PowerCenter, Informatica Cloud/IICS) .
- Solid experience with SQL Server, Oracle, or similar RDBMS .
- Strong understanding of data integration, transformation, and migration concepts.
- Familiarity with unit testing frameworks (NUnit, MSTest, xUnit).
- Experience with Git, CI/CD pipelines, and Agile methodologies .
Nice-to-Have Skills
- Experience in cloud platforms (Azure/AWS/GCP) with Informatica Cloud integration.
- Familiarity with data warehousing concepts and BI tools .
- Exposure to microservices architecture and messaging frameworks (Kafka, RabbitMQ).
- Knowledge of data governance, data quality, and MDM principles .When you apply, you voluntarily consent to the disclosure, collection and use of your personal data for employment/recruitment and related purposes in accordance with the Tech Aalto Privacy Policy, a copy of which is published at Tech Aalto's website ( )
Confidentiality is assured, and only shortlisted candidates will be notified for interviews.