Sam Yiu

I'm a

About Me

I specialize in data analysis, spatial modeling, and geospatial programming, with expertise that extends beyond GIS to include JavaScript, Python, VBA, and AI. My skills encompass both front-end and back-end development, enabling me to manage, analyze, and visualize spatial data effectively. I leverage the power of technology to tackle complex challenges and provide valuable insights for informed decision-making.

Resume

Work Experience

Analyst Programmer

Hong Kong Observatory

Sep 2024 - Present

Maintain IT support to different systems and webpages in office hour
Perform server migration and hardware upgrade for different emergency radiation accident support systems
Enhance the IT infrastructure for Radiation Monitoring and Assessment Centre
Refurbish regional weather information web-based products, including development of an integrated web-based portal
Provide technical advice on the procurement of hardware, software and services
Prepare documentation for developed software and systems

Data Scientist

Dimap HK

Jun 2024 - Sep 2024

Collecting and interpreting data
Develop complex mathematical models that integrate business rules and requirements
Create machine learning models for various research topics

Senior GIS Analyst

Esri China (Hong Kong)

May 2021 - May 2024

Provide system implementation, technical support services to GIS customers
Provide pre-sales product support
Act as Esri Authorized Instructor to deliver Esri standard training courses as well as research and development
Engaged in project implementations (GIS & IT applications)

Develop web based GIS applications for government sector using JavaScript
Perform IT security scanning

GIS Data Operator

Top Pine Technology Limited

Mar 2019 - Aug 2019

Provide map updates with georeferencing
Manage geodata and perform data mining with SQL server

Education

Master of Science in Geomatics
(Geographic Information Systems)

The Hong Kong Polytechnic University

Sep 2019 - Dec 2021

Spatial Data Acquisition
Spatial Data Visualization and Modeling
Remote Sensing Image Processing
Spatial Data Analysis and Mining
Urban Informatics
Advanced Geographic Information Systems

Bachelor of Arts
(Geography & Development Studies)

Australian National University

Feb 2016 - Dec 2018

Contributed on a voluntary basis to innovation ANU campus fear mapping project.

Portfolio

Cartography
Data Management
Weather Map
Earthquake Map
Sliding Map Puzzle
Find the Location
Food Wheel
Running Route Generator
KML Styler
KML Merger

Port Island Pirate Map

Cartography

Create Dark and Light Map with R