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PT IDstar Cipta Teknologi (IDstar)

Fullstack Developer (.Net) — Senior Level

Asia

September 27, 2026 at 8:54 AM

✨ AI summary

Location

  • Jakarta Metropolitan Area

Programming Languages

  • C#
  • JavaScript/TypeScript

Frameworks

  • .NET
  • .NET Core
  • ASP.NET Core
  • Web API
  • React.js
  • Next.js
  • Vue.js
  • Entity Framework Core

Cloud Services

  • AWS Aurora

Databases

  • PostgreSQL

Experience Level

  • 7+ years .NET experience

Responsibilities

- Design, develop, and maintain scalable enterprise applications using C# / .NET / .NET Core.

- Develop and maintain backend services, Web APIs, REST APIs, and system integrations.

- Work on .NET migration projects, including large-scale applications serving hundreds of thousands of users.

- Contribute to solution design / solutioning and application architecture.

- Develop frontend applications using React.js, Next.js, or Vue.js.

- Work with PostgreSQL for schema development, query optimization, migration, and system integration.

- Collaborate with cross-functional teams in a multinational environment.


Requirements

- More than 7 years of .NET experience, with proven hands-on experience currently working with .NET, including current/newer versions.

- Strong experience with C#, .NET Core, ASP.NET Core, Web API, and REST API.

- Demonstrated production experience with PostgreSQL, including schema work, query tuning, migration, or integration.

- Experience with Entity Framework Core, LINQ, IQueryable, and query optimization.

- Experience with Microservices Architecture, Distributed Systems, and API Integration.

- Experience with .NET migration and large-scale applications serving hundreds of thousands of users.

- Experience contributing to solution design / solutioning.

- Consistent and verifiable employment history with no unresolved timeline inconsistencies or overlapping full-time roles.

- Full onsite availability throughout the project.

- Immediate or near-immediate availability.


Preferred / Bonus:

Professional working English (7/10+).

Hands-on experience with AWS Aurora.

Experience working with enterprise / automotive-distribution accounts.

Background in banking, insurance, or other regulated industries.