Roles & Responsibilities
Job Title : .NET Backend Developer
Location : Singapore
Employment Type : Contract
Experience Required : 4–10 years
About the Role
We are seeking a skilled .NET Backend Developer to design, develop, and maintain scalable, high-performance backend services and APIs. The ideal candidate will have strong expertise in .NET Core / .NET Framework, C#, Web APIs, SQL Server , and modern backend development practices. This role requires close collaboration with front-end developers, architects, and business teams to deliver secure and efficient solutions.
Key Responsibilities
- Develop, renhance, and maintain backend applications using C#, .NET Core / .NET Framework .
- Design and implement RESTful APIs and microservices .
- Write efficient, scalable, and reusable code following best practices.
- Integrate applications with databases (SQL Server, Oracle, or NoSQL) .
- Optimize application performance, security, and scalability.
- Collaborate with front-end, QA, and DevOps teams for seamless delivery.
- Participate in code reviews, debugging, and troubleshooting .
- Ensure applications comply with IT security and compliance standards .
- Work in an Agile / Scrum environment to deliver iterative enhancements.
Required Skills & Qualifications
Bachelor’s degree in Computer Science, Engineering, or related field.4–10 years of hands-on experience with C#, .NET Core, ASP.NET MVC, and Web API .Strong knowledge of object-oriented programming (OOP) and design patterns.Experience with SQL Server, Entity Framework, LINQ .Familiarity with unit testing frameworks (NUnit, xUnit, MSTest) .Exposure to cloud platforms (Azure / AWS) is an advantage.Knowledge of CI / CD pipelines, Git, Docker, and containerization is preferred.Strong problem-solving, debugging, and analytical skills.Nice-to-Have Skills
Experience with message brokers (RabbitMQ, Kafka, Azure Service Bus) .Familiarity with microservices architecture and container orchestration (Kubernetes).Exposure to DevOps practices and tools (Jenkins, GitLab CI / CD) .Knowledge of security best practices (OAuth2, JWT, Identity Server).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 ( https : / / www.techaalto.com / privacy / )
Confidentiality is assured, and only shortlisted candidates will be notified for interviews.
Tell employers what skills you have
MVC
Git
Troubleshooting
Scalability
Kubernetes
Oracle
.NETAzure
Design Patterns
Unit Testing
SQL
Docker
C#
Entity Framework
Debugging
Databases
Software Development