.Net Developer (C#, SQL, Over $40K)

CL Technical Services Ltd.; Hong Kong; On-site; HKD 480,000 - 720,000; Full time

Job summary

CL Technical Services Ltd. in Hong Kong is seeking a Software Engineer (Full-Stack / AI Platform) to design, build, and enhance complex applications.

You will implement robust features, optimize performance, and support UAT and maintenance tasks across enterprise systems. The role requires hands-on experience with .NET technologies, HTML5, CSS3, JavaScript, and modern design patterns, along with strong OOP and UI/UX knowledge.

Qualifications

• Higher Diploma or Degree in Information Technology or its equivalent.
• At least 4 years’ experience in IT Application Development and Management
• Client/Server Application Development
• HTML5
• MS ASP.NET
• Microsoft SQL Server
• .Net Development
• Visual Studio. Net
• Experience in web application development using jQuery and CSS3
• Strong knowledge of Object-Oriented Programming (OOP), UI/UX design principles, and design patterns (e.g., MVC, MVVM)

Responsibilities

• Design, build, and continuously improve application programs while maintaining and upgrading existing systems.
• Carry out unit and system integration testing, and support user acceptance testing (UAT).
• Optimize code and fine-tune application performance.
• Create and upkeep technical specifications, program documentation, and user guides.
• Support the preparation of documentation for system enhancements.
• Diagnose and resolve reported application issues, and respond to user inquiries.

Skills

OOP concepts

UI/UX design

Design patterns

Client/Server development

Web app development

Education

Higher Diploma or Degree in IT or equivalent

Tools

HTML5

ASP.NET

MS SQL Server

.NET Development

Visual Studio

jQuery

CSS3

Job description

Design, build, and continuously improve application programs while maintaining and upgrading existing systems.

Carry out unit and system integration testing, and support user acceptance testing (UAT).

Optimize code and fine-tune application performance.

Create and upkeep technical specifications, program documentation, and user guides.

Support the preparation of documentation for system enhancements.

Diagnose and resolve reported application issues, and respond to user inquiries.

Requirements:

• Higher Diploma or Degree in Information Technology or its equivalent
• At least 4 years’ experience in IT Application Development and Management
• Client/Server Application Development
• HTML5
• MS ASP.NET
• Microsoft SQL Server
• .Net Development
• Visual Studio. Net
• Experience in web application development using jQuery and CSS3
• Strong knowledge of Object-Oriented Programming (OOP), UI/UX design principles, and design patterns (e.g., MVC, MVVM)

Software Engineer (Full-Stack / AI Platform)