Analyst Programmer / Programmer (React.js, Go, SQL)

Classy Wheeler Limited; Hong Kong; On-site; HKD 520,000 - 900,000; Full time

Job summary

Classy Wheeler Limited in Hong Kong seeks a capable full-stack developer to design, develop, test, and maintain scalable web applications using React.js for the frontend and Go for the backend. You will write complex SQL queries, design database schemas, and ensure data consistency across systems.

You will participate in code reviews, implement unit/integration tests, troubleshoot production issues across the full stack, and prepare clear system documentation and manuals to support ongoing

Qualifications

• 3+ years of commercial full-stack development experience.
• Strong ability to write and tune complex SQL for PostgreSQL/MySQL.
• Proficiency with React.js, including Hooks and state management.
• Backend expertise in Go, including concurrency and API development.

Responsibilities

• Design, develop, test, and maintain scalable web applications using React.js for frontend and Go for backend.
• Write complex, highly optimized SQL queries and design database schemas.
• Ensure data consistency across systems and propose architectural improvements.
• Conduct code reviews and write comprehensive unit/integration tests; troubleshoot production issues.
• Prepare clear system documentation, user guides, and technical manuals.

Skills

React.js

Go

SQL

PostgreSQL

MySQL

Tools

Git

CI/CD

Kubernetes

Docker

Job description

Design, develop, test, and maintain scalable web applications using React.js for the frontend and Go for the backend. Write complex, highly optimized SQL queries, design database schemas, and ensure data consistency across systems. Propose system architectural improvements and technical integrations to effectively meet evolving business demands.

Key responsibilities

• Design, develop, test, and maintain scalable web applications using React.js for the frontend and Go for the backend.
• Write complex, highly optimized SQL queries, design database schemas, and ensure data consistency across systems.
• Propose system architectural improvements and technical integrations to effectively meet evolving business demands.
• Conduct code reviews, write comprehensive unit and integration tests, and troubleshoot production issues across the full stack.
• Prepare clear system documentation, user guides, and technical manuals to support ongoing maintenance and knowledge transfer.

About you

• Possess at least three years of solid commercial experience in full-stack software development.
• Demonstrate advanced proficiency in writing and tuning complex SQL queries with relational databases such as PostgreSQL or MySQL.
• Show proven experience with React.js, including Hooks, state management, and component lifecycle design.
• Hold strong backend expertise in Go, focusing on concurrency, error handling, and API development.
• Display proficiency with Git collaborative workflows, continuous integration pipelines, and containerization technologies like Kubernetes and Docker.

About us

A leading provider of communication technologies and enterprise solutions, specializing in customer contact systems and digital transformation services.