Back End Developer

PT Siaga Abdi Utama; Jakarta Pusat; On-site; IDR 200,880,000 - 334,800,000; Full time

Job summary

PT Siaga Abdi Utama is seeking a skilled Backend Developer to design, build, and maintain scalable .NET backend services powering business applications. You will develop RESTful APIs, integrate with systems, and optimize SQL Server databases while following secure coding practices.

Join a team that values collaboration, code quality, and modern CI/CD pipelines to deliver robust backend solutions. Jakarta-based, on-site role with opportunities to contribute to architecture discussions and

Qualifications

• 2–4 years of backend development experience using .NET
• Proficient in ASP.NET and ASP.NET Core
• Strong understanding of Microsoft SQL Server including database design
• Experience developing and integrating RESTful APIs
• Familiar with SSIS, Bitbucket, and CI/CD pipelines
• Good understanding of secure coding principles and addressing SAST findings
• Strong analytical thinking, problem-solving and debugging skills

Responsibilities

• Develop, maintain, and enhance backend applications using .NET and ASP.NET Core.
• Design and implement RESTful APIs and integrate with internal and third-party systems.
• Design, optimize, and maintain SQL Server databases and complex queries.
• Troubleshoot, debug, and optimize application performance.
• Collaborate with frontend developers to ensure seamless API integration.
• Participate in code reviews and contribute to software architecture discussions.
• Implement secure coding practices and address security findings from SAST.
• Support CI/CD implementation and maintain source code repositories.

Skills

Backend development

ASP.NET Core

REST APIs

SQL Server

CI/CD

SAST

Tools

SQL Server

SSIS

Bitbucket

CI/CD pipelines

Job description

Are you passionate about building scalable, secure, and high-performance backend systems? Join our development team to design, develop, and maintain robust backend services that power our business applications.

Key Responsibilities

• Develop, maintain, and enhance backend applications using .NET and ASP.NET Core.
• Design and implement RESTful APIs and integrate them with internal and third-party systems.
• Design, optimize, and maintain SQL Server databases, including stored procedures and complex SQL queries.
• Troubleshoot, debug, and optimize application performance.
• Collaborate with frontend developers to ensure seamless API integration.
• Participate in code reviews and contribute to software architecture discussions.
• Implement secure coding practices and resolve security vulnerabilities identified through Static Application Security Testing (SAST).
• Support CI/CD implementation and maintain source code repositories.

Qualifications

• Minimum 2–4 years of experience in backend development using .NET.
• Proficient in ASP.NET and ASP.NET Core.
• Strong understanding of Microsoft SQL Server, including database design.
• Able to develop and optimize stored procedures and complex SQL queries.
• Experience in developing and integrating RESTful APIs.
• Familiar with SSIS, Bitbucket, and CI/CD pipelines.
• Good understanding of secure coding principles and experience addressing security findings from SAST.
• Strong analytical thinking, problem-solving, and debugging skills.
• Able to work independently as well as collaboratively in a team environment.