Full stack Engineer

WJ DIGITAL SDN. BHD.; Kuala Lumpur; On-site; MYR 60,000 - 90,000; Full time

Job summary

WayJet in Kuala Lumpur is looking for a skilled Full Stack Software Engineer to build and maintain backend and frontend components, delivering features from database and services through APIs and user interfaces. You will work with Go for backend, TypeScript and React for frontend, and design robust REST APIs while integrating third-party AI services.

You will help ensure reliable routing and streaming functionality across multiple providers.

Qualifications

• Proven experience as a full stack developer.
• Proficiency in Go for backend development.
• Experience with TypeScript and React for frontend.
• Experience designing REST APIs and working with databases.
• Ability to write clean, maintainable, and testable code.
• Experience with SSE streaming is a plus.

Responsibilities

• Develop and maintain both backend and frontend components of WayJet.
• Build complete product features from database and backend services through APIs and user-facing interfaces.
• Develop and maintain backend services primarily using Go (Golang).
• Design and maintain reliable REST APIs and platform services.
• Integrate APIs from major AI model providers and maintain a unified interface across different models and providers.
• Develop and improve routing between different AI providers and models.
• Implement retry, fallback and failover mechanisms.
• Develop and maintain API usage tracking and billing-related services.
• Support streaming AI responses using technologies such as SSE.
• Develop and maintain the WayJet web application using TypeScript and React.

Skills

Full stack development

Go (Golang)

TypeScript

React

REST APIs

PostgreSQL

Redis

API integration

Streaming (SSE)

Code reviews & docs

Job description

This is a Full Stack Development role for WayJet, involving development and maintenance of both backend and frontend components. You will build complete product features from database and backend services through APIs and user-facing interfaces, develop new platform functionality and continuously improve existing systems.

Key responsibilities

Develop and maintain both backend and frontend components of WayJet

Build complete product features from database and backend services through APIs and user-facing interfaces

Develop and maintain backend services primarily using Go (Golang)

Design and maintain reliable REST APIs and platform services

Integrate APIs from major AI model providers and maintain a unified interface across different models and providers

Develop and improve routing between different AI providers and models

Implement retry, fallback and failover mechanisms

Develop and maintain API usage tracking and billing-related services

Support streaming AI responses using technologies such as SSE

Develop and maintain the WayJet web application using TypeScript and React

About you

Experience with full stack development

Proficiency in Go (Golang) for backend development

Experience with TypeScript and React for frontend development

Experience with REST API design and development

Experience with PostgreSQL, Redis or similar database technologies

Experience with API integration and third-party service management

Ability to write clean, maintainable and reusable code

Experience with streaming technologies such as SSE

Ability to work closely with engineers, product and business team members

Experience with technical documentation and code reviews

What can I earn as a Full Stack Software Engineer