# Backend Engineer

> Portless · Shenzhen, China · Full-time · Posted 2026-09-04

**Workplace:** on_site

## Description

We are seeking an experienced Backend Engineer to join our growing Platform team. As a Backend Engineer, you will be a key contributor to the development, implementation, and maintenance of our core B2B logistics products, working closely with the Engineering Lead.

-   Collaborate with the Engineering Lead to translate product requirements into clear technical designs and implementation plans.
-   Design, develop, and maintain scalable backend systems, microservices, and robust RESTful APIs within the defined platform architecture.
-   Develop clean, well-tested, production-ready code primarily using Node.js and JavaScript/TypeScript.
-   Implement and deliver robust, user-focused features effectively, seeking guidance when necessary to ensure quality and timely completion.
-   Collaborate closely with product managers, designers, and other engineers to ensure seamless feature delivery.
-   Participate in identifying and resolving production issues, focusing on system maintenance and performance optimization.

## Requirements

-   **3+ years** of professional experience focused on backend or full-stack software engineering.
-   **Experience** in developing business-to-business (B2B) enterprise software, ERP, WMS, or TMS systems.
-   **Proficiency in Node.js (Express.js) and TypeScript/JavaScript.**
-   **Solid understanding and experience** working with relational and NoSQL databases, specifically **MongoDB and PostgreSQL.**
-   Proven ability to develop applications on cloud platforms like Google Cloud or Firebase.
-   Ability to work effectively and take ownership of assigned tasks in a remote setting.
-   Strong problem-solving, analytical, and communication skills.
-   **Good working proficiency in English (both written and verbal) to collaborate effectively with the remote team and stakeholders.**

### Preferred Qualifications:

-   Experience working with MabangERP or similar warehouse/transportation management systems.
-   Background in logistics, supply chain, or related domains.
-   Familiarity with GraphQL or Serverless technologies.

## Apply

[Apply at Portless](https://apply.workable.com/portless/j/D06A54486D/apply)

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