Senior .NET Full-Stack Engineer - Build internal platforms

Sourceability; Singapore; Hybrid; SGD 120,000 - 180,000; Full time

Job summary

Sourceability Singapore is seeking a Senior Full Stack .NET Engineer to design, build, and maintain internal software platforms. You will work across backend services, frontend apps, APIs, and data stores in a hybrid setup from our Singapore office, partnering with Product, QA, DevOps and business stakeholders to deliver reliable software.

You should thrive on tackling legacy code, complex workflows, and production incidents, and you will mentor mid-level and junior engineers while upholding

Qualifications

• 5+ years of professional software development experience with strong hands-on experience in .NET / C# and ASP.NET Core or similar Microsoft-based backend technologies.
• Strong frontend development experience using Angular; experience with other modern JavaScript / TypeScript frameworks is a plus.
• Experience designing, building, and maintaining RESTful APIs and integrations with internal and external systems.
• Solid understanding of relational databases, especially SQL Server.
• Experience with Git-based workflows, CI/CD pipelines, and Agile methods.
• Ability to troubleshoot complex application issues across frontend, backend, APIs, databases, and environments.

Responsibilities

• Design, build, test, and maintain full-stack applications using .NET / C# backend and modern frontend tech.
• Build and maintain APIs, services, integrations, and data-driven features.
• Work with SQL Server-backed systems and optimize data access.
• Participate in code reviews and ensure security, performance, and maintainability.
• Mentor mid-level and junior engineers through code reviews and guidance.

Skills

.NET / C#

ASP.NET Core

Angular

RESTful APIs

SQL Server

CI/CD

Git

Problem solving

Unit testing

Mentoring

Education

Bachelor's degree in CS / related

Tools

Azure DevOps

Jira

Docker

Kubernetes

Git

CI/CD pipelines

Job description

Sourceability Singapore is seeking a Senior Full Stack .NET Engineer to design, build, and maintain internal software platforms. You will work across backend services, frontend apps, APIs, and data stores in a hybrid setup from our Singapore office, partnering with Product, QA, DevOps and business stakeholders to deliver reliable software.

You should thrive on tackling legacy code, complex workflows, and production incidents, and you will mentor mid-level and junior engineers while upholding