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Qualgo Logo Qualgo · IT - Software Development

Backend Engineer

Vietnam, Ho Chi Minh City · Job Posted January 09, 2026
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Job Description

We are looking for a Backend Engineer (Go) to join our engineering team at Qualgo. In this role, you will help design, build, and maintain backend systems that support our products. You’ll work on technical challenges related to performance, scalability, and real-time data processing, while learning from and collaborating with senior engineers. As a mid-level engineer, you will contribute to the backend foundation, working closely with cross-functional teams to deliver reliable, secure, and scalable solutions.

Job Responsibility

  • Contribute to the design and development of backend services
  • Build APIs and microservices to support product features and data workflows
  • Write clean, maintainable, and well-tested code (primarily in Go)
  • Implement features for real-time data processing and event handling
  • Work with technologies such as WebSockets, message queues (Kafka, RabbitMQ), and streaming platforms
  • Collaborate with data engineers to connect backend services with data pipelines
  • Work with SQL and NoSQL databases, and learn to integrate with data warehouses
  • Support the design of systems that handle growing volumes of data and traffic
  • Help identify and resolve performance bottlenecks
  • Contribute to performance optimization efforts
  • Work effectively in a cross-functional team with product managers, designers, frontend engineers, and data scientists
  • Communicate technical concepts clearly and contribute to team discussions
  • Perform the duties and tasks assigned by your direct report or as otherwise instructed by the Company

Requirements

  • Bachelor’s degree in Computer Science, Engineering, or a related field
  • 3+ years of experience in backend software engineering
  • Hands-on experience with Go
  • Familiarity with building and deploying distributed systems
  • Experience with containerization and orchestration (Docker, Kubernetes)
  • Exposure to cloud platforms (AWS, GCP, or Azure)
  • Experience with databases (SQL and NoSQL)
  • Familiarity with message queues (Kafka, RabbitMQ) or streaming platforms
  • Experience working in Agile teams
  • Solid understanding of backend and distributed systems concepts
  • Strong problem-solving and analytical skills
  • Good communication and collaboration abilities
  • Enthusiasm for building scalable, secure, and user-friendly systems

Nice to have

Fluency in English is a plus

What we offer

  • Meaningful work & impact
  • Competitive rewards
  • Growth & well-being
  • People & workspace
  • Young & dynamic environment
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