Wesley Leung
Data Architect
Markham, Ontario, Canada
Summary
👤
Senior🎓
Top SchoolWesley Leung is a data architect and seasoned full-stack engineer with over two decades of experience delivering web, cloud, and distributed systems across finance, retail, healthcare, and energy sectors. He has led and completed 50+ projects, architecting large-scale reconciliation and POS data platforms and consolidating complex legacy estates into resilient cloud-ready infrastructures. At Scotiabank he designed bilingual, high-throughput reconciliation systems and drove multi-app migrations with zero downtime, automation, and proactive monitoring praised by senior leadership. Wesley blends hands-on coding (Python, .NET, PHP), data engineering, and stakeholder-driven solution design to turn messy operational processes into auditable, efficient pipelines. Based in Markham and holding a Software Engineering background from the University of Waterloo cohort, he brings rare continuity across roles—from requirements and BRDs to ETL lineage and production disaster recovery. He also has a track record of pragmatic automation and cost-saving energy-control systems, showing a knack for applying engineering to operational and sustainability challenges.
9 years of coding experience
13 years of employment as a software developer
Bachelor's degree, Computer Science, Bachelor's degree, Computer Science at Toronto Metropolitan University
Github Skills (22)
sandbox10
freebsd10
data-structures10
backend10
python9
linux9
computer-science8
flocking7
cpp6
binary-search5
simulation4
testing3
bit-manipulation2
chrome-extension1
crypto1
Programming languages (5)
Github contributions (5)
wesley-a-leung/Miscellaneous
Oct 2016 - Jan 2019
Contributions:121 pushes in 2 years 3 months
wesley-a-leung/Resources
Apr 2017 - Jan 2023
Data Structures, Algorithms, Utility Classes for Competitive Programming
Contributions:2100 commits, 20 PRs, 2051 pushes in 5 years 9 months
data-structures-algorithmsutility-classesleetcodecompetitive-programmingdata-structures
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