Integration Middleware Engineer - C#/.NET & Secure APIs

Tranglo; Kuala Lumpur; On-site; MYR 120,000 - 180,000; Full time

Job summary

Tranglo is seeking a skilled .NET middleware developer in Kuala Lumpur to build and maintain robust bridging services between internal systems and external APIs. You will implement secure transport (HTTPS/mTLS, SFTP), manage ETL-style data mappings (JSON/XML/CSV), and secure financial APIs using OAuth2/JWT.

Responsibilities include troubleshooting connectivity, optimizing SQL Server queries, and collaborating with DevOps for CI/CD and API gateway integrations in a microservices setup.

Qualifications

• Strong in C#.NET, VB.NET, ASP.NET; full-stack API middleware experience.

Responsibilities

• Develop and maintain C# middleware bridging internal services and external APIs.

Skills

C#.NET

VB.NET

ASP.NET

REST APIs

WCF (SOAP)

SQL Server

T-SQL

JSON

XML

OAuth2

JWT

HTTPS/TLS

SFTP

Windows Server

IIS

Microservices

API Gateway

CI/CD

Postman

Tools

Azure DevOps

Git

SOAP UI

Swagger

Job description

Tranglo is seeking a skilled .NET middleware developer in Kuala Lumpur to build and maintain robust bridging services between internal systems and external APIs. You will implement secure transport (HTTPS/mTLS, SFTP), manage ETL-style data mappings (JSON/XML/CSV), and secure financial APIs using OAuth2/JWT.

Responsibilities include troubleshooting connectivity, optimizing SQL Server queries, and collaborating with DevOps for CI/CD and API gateway integrations in a microservices setup.