Hui Soon Koh

Software Engineer @ TNG Digital

About

Software engineer with 3 years of professional experience. BSc Industrial Engineering from Shanghai Jiao Tong University. Experienced working in projects across data pipeline, backend services, and UI. Core competencies include Low Level Design, Unit Testing, Declarative Programming, Data Structures and Algorithms. I am passionate in designing software to solve challenging business requirements. I believe that good code is code that is simple to test. I cherish teams that value engineering excellence and continuous improvement.

Country

Malaysia

City

Greater Kuala Lumpur

Industry

Financial Services

Skill

Kubernetes, Helm Charts, Spring, gRPC, Microservices, Low-Level Design, Java, Spring Boot, SQL, React.js, TypeScript, Object-Oriented Programming (OOP), Relational Databases, JUnit, Mockito, Google Cloud Dataflow, Google BigQuery, Jest, React Testing Library, Shell Scripting

Experience

Software Engineer

TNG Digital

2025-3 - Present · 1 yr 7 mos

Federal Territory of Kuala Lumpur, Malaysia

The team develops core components and functionalities that support development work of other teams.

Software Engineer

GfK - An NIQ Company

2023-11 - 2025-3 · 1 yr 5 mos

Kuala Lumpur, Federal Territory of Kuala Lumpur, Malaysia

The team is developing a market data analytics platform, using Spring Boot, Apache Beam, React, and Node. 1. Designed and implemented core components in the data pipeline, built on top of Google Cloud Dataflow and BigQuery. 2. Designed filter modules in the pipeline, to ensure that end results are compliant with data policies and client subscriptions. 3. Designed aggregation query template to enable clients to slice-and-dice data across different dimensions. 4. Identified/resolved bottlenecks in the pipeline, reduced processing time by up to 90%, and smoothed out resource usage. 5. Implemented new APIs across services to support new functionalities of the pipeline, written with Spring Boot.

Junior Software Engineer

GfK - An NIQ Company

2022-12 - 2023-10 · 11 mos

Federal Territory of Kuala Lumpur, Malaysia

The team is developing a market data analytics platform, using Spring Boot, Apache Beam, React, and Node. 1. Maintained, extended, and created new components for existing backend + UI codebase, written with Spring Boot + React. 2. Refactored code to resolve recurring regression bugs, by decoupling independent business logics and using design patterns. 3. Held sharing sessions to discuss React best practices, and to kickstart pipeline development using Apache Beam.

Software Engineer

Softworld Technology

2021-3 - 2022-4 · 1 yr 2 mos

Selangor, Malaysia

1. Participated in maintenance, enhancement, and deployment of Daifuku WMS system for clients across Malaysia. 2. Improved dev environment reproduction by using virtual machines and snapshots; shortened client support waiting time from hours to minutes, enabled each colleague to support more than 5 clients concurrently. 3. Created tools to perform routine tasks using C# and batch.

Intern – Factory Purchasing

ZEISS Group

2019-8 - 2019-9 · 2 mos

Pudong, Shanghai, China

1. Written scripts to automate daily document handling using Windows PowerShell, saving coworkers up to 3 hours of work each day. 2. Used SAP to update and retrieve data to generate supply and demand forecast using the moving average method.