C#/.NET Software Engineer — AMK

Combuilder · IT Outsourcing & Dedicated Teams · IT Staffing & Staff Augmentation · JavaScript · SQL · C# · 1 day ago

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Salary

$42k – $51k per year (gross)

Location

In office (Singapore)

Experience

3+ years exp

Employment

Full-Time

First seen by Alion on Nov 10, 2026.

Overview

Company

Impact

Profile match

Combuilder

Combuilder is a Singapore company providing IT manpower outsourcing, HR solutions and IT facility management, supplying contract engineers and support staff to organisations that need technical teams without hiring them directly. Its business units cover IT solutions staffing and facility maintenance, and its vacancies are advertised on the government MyCareersFuture portal for assignments at client sites around Ang Mo Kio, Jurong East and the east and west of the island. Openings include software engineers in Go, Python, C++ and C#, data scientists, test and security engineers, system and network engineers, project managers and technical support officers.

combuilder.com.sg · HQ: Singapore · IT Outsourcing & Dedicated Teams · IT Staffing & Staff Augmentation · 1-10 employees · Est. 1999

Job Responsibilities

Design, develop, and maintain reusable and robust backend services using C#.NET.
Design database schemas, write complex SQL queries, and optimise database performance.
Develop and maintain responsive, user-friendly front-end applications using React and JavaScript.
Develop and integrate gRPC API services between front-end and back-end systems.
Write unit and integration tests to ensure code quality, stability, and reliability.
Work closely with product managers, designers, and developers to translate business requirements into technical solutions.
Support continuous improvement by suggesting and implementing better development processes.

Job Requirements

Minimum 3 years of experience as a Software Developer.
Experience in full-stack development.
Strong hands-on experience in C#.NET, SQL database, React, and JavaScript.
Familiar with gRPC API services and system integration.
Knowledge of Git / Azure DevOps for team collaboration.
Good problem-solving skills and able to adapt quickly to technical challenges.
Good communication skills, with the ability to explain technical matters clearly to team members.

Skills

Git, .NET, Azure DevOps, gRPC, JavaScript, Full Stack Development, SQL, Database Design, Rest Apis, C#, API, React.js, Software Development

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