Senior .NET Developer — Microservices & SQL Specialist

Lancesoft Indonesia; Jakarta Utara; On-site; IDR 240,000,000 - 480,000,000; Full time

Job summary

Lancesoft Indonesia is seeking a skilled .NET developer to build and enhance enterprise applications using .NET 8/10, Microservices, and modern APIs. The candidate will implement REST/GraphQL interfaces, apply coding standards, and work with Kafka messaging.

You will produce technical docs, participate in testing, and ensure delivery within agreed timelines while collaborating with cross-functional teams in Jakarta.

Qualifications

• 3–5 years of experience with .NET Framework, .NET Core, or .NET 5+ and C#.
• Strong understanding of Microservices Architecture and APIs (REST/GraphQL).
• Experience with asynchronous messaging and Kafka.
• Proficient in Microsoft SQL Server; PostgreSQL is a plus.
• Solid knowledge of OOP, design patterns, and reusable components.
• Strong troubleshooting and problem-solving skills with root-cause analysis.

Responsibilities

• Develop new applications and enhance existing ones using .NET 8/10.
• Follow coding standards and internal policies.
• Collaborate, test, and deliver tasks within timelines.
• Prepare technical documentation and communicate progress.

Skills

.NET/C#

Microservices

REST/GraphQL

Kafka

SQL Server

PostgreSQL

OOP & design

Troubleshooting

Documentation

Education

Bachelor's degree in CS/Info Systems

Tools

Kafka

SQL Server

PostgreSQL

Job description

Lancesoft Indonesia is seeking a skilled .NET developer to build and enhance enterprise applications using .NET 8/10, Microservices, and modern APIs. The candidate will implement REST/GraphQL interfaces, apply coding standards, and work with Kafka messaging.

You will produce technical docs, participate in testing, and ensure delivery within agreed timelines while collaborating with cross-functional teams in Jakarta.