Cloud-Native Backend Engineer: APIs, Scale & DevOps

Combuilder Pte Ltd; Hong Kong; On-site; HKD 300,000 - 600,000; Full time

Job summary

Combuilder Pte Ltd is seeking a Backend Engineer to design, develop, and maintain scalable backend services powering digital products in a cloud-native, agile environment. You will collaborate with BAs, POs, QA, and DevOps to deliver high-quality APIs, implement TDD, CI/CD, and security practices, and ensure observability and resilience of systems end-to-end.

Experience with Java/Python/Go, containerization, and cloud platforms is preferred; knowledge of government security standards is a plus

Qualifications

• Degree or Diploma in Computer Science, Computer or Electronics Engineering, Information Technology, or related disciplines.
• Experience with Git and modern branching workflows (GitFlow, trunk-based development).
• Proficiency in modern backend programming languages such as: Shell Scripting, Java, Python, Golang, Node.js.
• Experience with cloud platforms (AWS, Azure, Google Cloud).
• Familiarity with microservices architecture and event-driven patterns is a plus (Kafka, RabbitMQ).
• Hands-on experience with containerization and orchestration tools (Docker, Kubernetes).
• Experience with CI/CD pipelines (ex. GitHub Actions, GitLab CI,).
• Knowledge of database technologies (ex. PostgreSQL, MySQL, MongoDB, DynamoDB, Redis).
• Experience with observability tools (Prometheus, OpenTelemetry, Grafana, ELK stack).
• Experience with Infrastructure as Code (IaC) tools (Terraform, CloudFormation).
• Experience with API documentation tools such as Swagger.

Responsibilities

• Collaborate with BA and Product Managers to refine user stories and translate into technical requirements.
• Work with QA engineers to ensure automated test coverage and fix bugs.
• Partner with DevOps teams to automate build, deployment, and monitoring pipelines.
• Develop and maintain scalable, high-performance APIs and backend services in a cloud-native environment.
• Implement modern software development practices, including TDD, pair programming, and CI/CD.
• Conduct code reviews, enforce security best practices, and ensure software craftsmanship standards.
• Design and document system architecture, ensuring compliance with government security and regulatory standards.
• Excellent written and verbal communication skills to pitch ideas and influence stakeholders.
• End to end experience working with product team to build products.
• Ability to work effectively and independently under pressure and prioritize to meet deadlines.
• Computer science, product management related degrees or diplomas are a plus.
• Optimize and improve backend systems for scalability, observability, and reliability.
• Where applicable, contribute to blockchain and smart contract development.

Skills

Java

Python

Go

Node.js

Shell scripting

AWS

Kubernetes

Docker

PostgreSQL

MySQL

MongoDB

Redis

Prometheus

Grafana

ELK

Terraform

CloudFormation

Swagger

Kafka

RabbitMQ

CI/CD

Education

Degree/Diploma in CS/Engineering/IT

Tools

Docker

Kubernetes

Swagger

GitHub Actions

GitLab CI

Job description

Combuilder Pte Ltd is seeking a Backend Engineer to design, develop, and maintain scalable backend services powering digital products in a cloud-native, agile environment. You will collaborate with BAs, POs, QA, and DevOps to deliver high-quality APIs, implement TDD, CI/CD, and security practices, and ensure observability and resilience of systems end-to-end.

Experience with Java/Python/Go, containerization, and cloud platforms is preferred; knowledge of government security standards is a plus