Chee Hong Koh

.NET Developer @ Etiqa Insurance and Takaful

About

I’m a Full-Stack Developer with 4 years of experience building scalable, end-to-end web applications. I specialize in developing robust back-end systems using the .NET ecosystem (C#, ASP.NET Core) and creating high-performance, responsive front-end experiences with React and Next.js. I enjoy the challenge of making every part of the stack work seamlessly together. Having worked across the entire development lifecycle, I take ownership of features from initial database design through to the final UI implementation. I value clean architecture, maintainable code, and performance-focused solutions that scale with real-world needs. Technical Toolkit: Back-end: C#, ASP.NET Core, Web API, Entity Framework Core, Microservices Front-end: React, Next.js, TypeScript, Tailwind CSS DevOps & Data: SQL Server, CI/CD pipelines, Cloud integration I’m passionate about continuous learning and staying current with advancements in both the .NET and JavaScript ecosystems. I enjoy collaborating with teams, solving meaningful problems, and delivering reliable software that makes an impact. Let’s connect.

Country

Malaysia

City

Johore

Industry

Insurance

Skill

Agile Development, ASP.NET, SQL, Model-view-viewmodel (MVVM), Windows Presentation Foundation (WPF), ASP.NET Web API, Entity Framework (EF) Core, Entity Framework, Agile Methodologies, Git, C# in .NET, Microservices, .NET Core, ASP.NET Core, RESTful architecture, Microsoft SQL Server, C#, .NET Framework, Machine Vision, Image Processing

Experience

.NET Developer

Etiqa Insurance and Takaful

2024-1 - Present · 2 yrs 9 mos

Johore, Malaysia

Achievements and responsibilities: - Developed and maintained scalable, high-performance backend systems using RESTful APIs and microservices architecture to support various frontend platforms, including online direct purchase platform, mobile applications, and Banca channels. - Successfully delivered multiple new insurance products on time while consistently meeting sprint goals, contributing to revenue exceeding forecasted targets by over 15% in each quarter of 2024. - Collaborated with cross-functional teams in an Agile Scrum environment to implement the Add-on Recommendation (AOR) feature on the online direct purchase platform, resulting in a 25% increase in total revenue for that quarter. - Developed and completed the Web API and backend system to support the full purchase journey for the insurance endorsement functionality, enabling seamless integration with multiple frontend platforms. - Actively participated in the entire Agile Scrum SDLC process, collaborating with various stakeholders, including the product owner, scrum master, business analysts, business users, and developers to ensure alignment and successful delivery of sprint goals. - Managed Business-As-Usual (BAU) tasks, including introducing new features, resolving bugs, optimising performance, preparing comprehensive technical documentation, and providing production support based on feedback from business users.

Vision Software Engineer

GREATECH TECHNOLOGY BERHAD

2022-7 - 2024-1 · 1 yr 7 mos

Penang, Malaysia

Achievements and responsilibilities: - Designed, developed, and maintained a Windows Presentation Foundation (WPF)-based vision inspection software, Greatech Vision Software (GVS), utilising C# and MVVM architecture for high-speed vision inspection in manufacturing automation solutions. - Collaborated with customers to gather and understand business requirements, and customise the UI and functionality of the vision software to meet specific needs, including inspection criteria, production output rate, and machine footprint. - Developed and implemented a machine handling feature in GVS to perform a bad product reject mechanism, resulting in a 30% cost reduction for automation projects. - Continuously enhanced the vision software by delivering bug fixes, developing new features, and executing performance optimizations, ensuring the system remained robust and efficient.

Mechanical Engineering Intern

Techcare Innovation Sdn. Bhd.

2020-10 - 2021-1 · 4 mos

Skudai, Johore, Malaysia

Responsibilities: - Mechanical design for stroke rehabilitation device - Mechanical design for balance rehabilitation device - Data analysis of device acquired data from tester