Back End Engineer

July 22, 2025
Open
Open
Location
Vietnam
Occupation
Full-time
Experience level
Mid-level
Apply
Summary

Pollen, a tech company on a mission to eliminate business waste and promote sustainable commerce, is looking for a Remote Back-End Engineer based in Vietnam to join their team. This is a full-time permanent role with regular working hours (Monday–Friday, 9 AM–6 PM GMT+8). You’ll contribute to Pollen’s B2B marketplace platform, helping global brands liquidate excess inventory through intelligent automation and analytics. Key responsibilities include developing and maintaining APIs and microservices, optimizing server-side performance, and collaborating with cross-functional teams to troubleshoot and enhance the platform. Pollen offers the opportunity to be part of an innovative, mission-driven company with global operations.

Ideal candidates will have 3–5 years of back-end development experience, with strong proficiency in Node.js (4+ years) and exposure to Python. Experience with technologies such as FastAPI, Docker, PostgreSQL, Redis, Celery, and AWS is essential. Proficiency in RESTful API development, microservice architecture, SQL/NoSQL databases, and containerization tools like Kubernetes is highly desirable. A solid foundation in computer science fundamentals, system design, and security practices is expected. Fluency in written and spoken English and experience in VC-backed startups or e-commerce environments are strong advantages.

This role provides an exciting opportunity to work on a platform making a real-world environmental and economic impact. You'll join a team that shipped over 400,000 kg of excess inventory to more than 20 countries in 2024 alone. With a culture rooted in sustainability, innovation, and a growth mindset, Pollen empowers engineers to influence product direction and improve how businesses handle surplus assets.

Highlight
Highlight

Backend Developer Mid-Level (3-5 Years Experience, Node.js, Python)

Apply to our Career Page: careers.pollen.tech/34721

Pollen Tech Pte Ltd is seeking a Mid-level Backend Developer to join our team. The successful candidate will work with a cutting-edge B2B marketplace for buying and selling excess inventory sustainably, and contribute to the company's goal of achieving a zero-waste world. Pollen Tech automates bulk transactions for overstock and near-expiry inventory, provides sustainability analytics, and offers pricing intelligence to help customers liquidate potential business waste. In 2024, Pollen Tech helped customers to ship over 400,000 KG of excess inventory to more than 20 countries. As a Back-end Developer, you will be an integral part of the team responsible for maintaining and developing Pollen Tech's platform.

Location: HCM City, Vietnam

Arrangement: Remote Working

Type: Full-time (with Probation period)

Working Schedule: Monday - Friday, 9 AM to 6 PM (GMT +8)

Responsibilities:

  • Collaborate with cross-functional teams to troubleshoot and resolve technical challenges
  • Design, develop, and maintain backend services, including RESTful APIs and microservices
  • Write clean, maintainable, and well-documented code following industry best practices
  • Develop and maintain automated tests to ensure code quality and support regression testing
  • Optimize server-side logic and distributed systems for performance, reliability, and scalability
  • Participate in peer code reviews and propose improvements to enhance codebase quality
  • Monitor, profile, and resolve performance bottlenecks in production environments
  • Contribute to continuous improvement of engineering processes and tools

Background:

Bachelor’s degree in Computer Science, Software Engineering, or a related field

Qualification:

  • 3–5 years of professional experience in backend development
  • Background in VC-backed startups, ideally in e-commerce industries with high adaptability skills in a fast-paced environment
  • Strong proficiency in Node.js (4+ years) is a must and experience with Python; familiarity with Java or Ruby is a plus
  • Hands-on experience with FastAPI, Docker, PostgreSQL, Redis, and Celery
  • Solid understanding of RESTful API design and microservices architecture
  • Experience with SQL and NoSQL database design, optimization, and management
  • Strong foundation in system design, computer science fundamentals, and web architecture
  • Experience with AWS and other cloud platforms; understanding of core cloud-native technologies
  • Proficient in containerization technologies like Docker and Kubernetes
  • Familiarity with source control (Git) and setting up/maintaining CI/CD pipelines
  • Exposure to frontend technologies (e.g., JavaScript) for cross-functional collaboration
  • Proven experience building secure, high-performance web applications
  • Fluent English communication (written and verbal)

Personal Qualities:

  • Strong problem-solving skills with high attention to detail, and a growth mindset
  • Strong team collaboration skills - team player with clear communication and collaboration skills
  • Ability to work independently and take initiative in a fast-paced environment
Apply now
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Pollen
Pollen
Pollen is your liquidation operating system & AI co-pilot for excess inventory
HQ Location
Singapore, Singapore
Company size
11-50
Founded in
2018
Industry
Software Development
Website
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