Ka Hei Ng
Assistant Technical Manager at ATAL Engineering Group (ATAL)- Claim this Profile
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Bio
Credentials
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Algorithms Specialization
CourseraOct, 2017- Sep, 2024
Experience
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ATAL Engineering Group (ATAL)
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Hong Kong
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Engineering Services
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300 - 400 Employee
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Assistant Technical Manager
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Apr 2023 - Present
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Principal Software Engineer
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Oct 2021 - Apr 2023
Led a team of ~10 software engineers to (1) develop a new smart city platform, (2) migrate legacy services/code on new micro-service architecture, and (3) enforce software development practices and standards.- Designed and developed an IoT solution that collects IoT sensor data and applies customized logic and rules to control building systems- Decoupled part of the services in an energy solution to improve the system's overall readability and extendability.- Introduced agile development cycle and peer PR reviews.- Centralized documentation space and ticket system. Show less
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Ambi Labs
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Hong Kong
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Computers and Electronics Manufacturing
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1 - 100 Employee
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Senior Software Engineer
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Nov 2020 - Oct 2021
Oversaw the application's AI and backend side architecture and performance (with ~10k users). - Extract generic functionalities from existing solutions to several independent micro-services. - Enhanced application performance and efficiency: (a.) reduced execution time of an ETL pipeline by 7x, and (b.) reduced the CPU loading of MySQL cluster by half. Oversaw the application's AI and backend side architecture and performance (with ~10k users). - Extract generic functionalities from existing solutions to several independent micro-services. - Enhanced application performance and efficiency: (a.) reduced execution time of an ETL pipeline by 7x, and (b.) reduced the CPU loading of MySQL cluster by half.
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R&D Engineer
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Oct 2019 - Nov 2020
Focused on data & software engineering to improve the performance and quality of existing solutions.- Re-designed the energy-saving solution to adopt micro-service architecture.- Migrated and refactored existing solutions and pipelines to Kubernetes and services provided by AWS.- Built and managed Data lakes, warehouses, and marts for IoT data & third-party data sources.
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Assistant R&D Engineer
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Nov 2017 - Sep 2019
Focused on data science related projects. It includesData science:- Increased accuracy and robustness of equipment models using physics-guided machine learning techniques.- Improved simulation speed (by a factor of 10x) by applying domain knowledge and ML techniques.Software & Data Engineering:- Built end-to-end data pipelines to serve IoT data warehouses.- Designed and implemented FDD Framework that allows applying customized decision logic on sensor data.- Designed (together with building service experts and Ph.D. holders) and implemented the core software of an award-winning energy-saving solution that aims to minimize energy consumption (~10% saving) with customized constraints. Show less
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The Chinese University of Hong Kong
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Hong Kong
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Higher Education
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700 & Above Employee
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Research Assistant
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Sep 2016 - Sep 2017
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Education
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2014 - 2016
The Chinese University of Hong Kong
Master of Philosophy (M.Phil.), Physics -
2011 - 2014
The Chinese University of Hong Kong
Bachelor of Science (B.Sc.), Physics
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