Senior C# Backend Engineer - APIs, Microservices & Cloud

8x8 International Philippine Branch Office; Philippines; Remote; PHP 1,200,000 - 2,400,000; Full time

Job summary

8x8 International Philippine Branch Office is seeking a Senior Software Engineer to design and develop new RESTful APIs and backend microservices for our messaging platform.

You will optimize performance, ensure quality with unit tests, participate in integration test design, and collaborate closely with the product team to refine requirements. A strong communicator who thrives in a fast-paced, cross-functional environment is essential.

Qualifications

• 6+ years of professional software development experience.
• Fluent English (written and spoken) is required.

Responsibilities

• Design and develop new RESTful APIs and backend microservices.
• Optimize and improve platform performance with unit tests.
• Participate in integration test design.
• Collaborate with product team on requirements.

Skills

RESTful APIs

Multithreading/Async

Cloud platforms

CI/CD

Communication

Team collaboration

Software design

Tools

.NET Core

C#

RabbitMQ

Kafka

SQL

NoSQL

CI/CD tools

Cloud platforms

Kubernetes

Job description

8x8 International Philippine Branch Office is seeking a Senior Software Engineer to design and develop new RESTful APIs and backend microservices for our messaging platform.

You will optimize performance, ensure quality with unit tests, participate in integration test design, and collaborate closely with the product team to refine requirements. A strong communicator who thrives in a fast-paced, cross-functional environment is essential.