Middleware Developer

*Middleware Developer*

Responsibilities

1. Design, develop, and maintain backend services and APIs using Node.js and .NET.

2.Develop APIs, webhooks, and system integrations.

3.Implement WhatsApp Messaging, Calling, and communication platform features.

4.Develop authentication and authorization services using Azure AD B2C and Duende IdentityServer.

5.Implement SSO, MFA, OAuth2, and OpenID Connect.

6.Integrate with third-party and enterprise systems.

7.Troubleshoot, optimize performance, and support production issues.

8.Prepare technical documentation and participate in solution design

Qualifications

1. Education: Minimum bachelor's degree (S1) in Computer Science, Information Technology, Information

Systems, or related field.

2. Skills:

a. Strong Node.js, JavaScript, and TypeScript skills.

b. Experience with .NET Core / C# development.

c. Experience developing REST APIs and microservices.

d. Experience with Azure AD B2C, Duende Identity Server, OAuth2, OIDC, JWT, and SSO.

e. Experience with MySQL, SQL Server, PostgreSQL, or Redis.

f. Familiar with Git, CI/CD, Docker, AWS, or Azure.

3. Interpersonal and Communication skills:

a. Strong analytical and problem-solving skills.

b. Good communication and teamwork.

c. Able to work independently with high ownership.

4. Experience: Fresh graduates are welcome.

Experience in telephony, SIP, VoIP, WebRTC, PBX, Contact Center, or communication platform development will

be an advantage. Priority will be given to candidates with experience in telephony, SIP/VoIP, WhatsApp Business

Platform, contact center integration, or communication platform development