STEPHEN LAU

adhxkw@r.postjobfree.com - 647-***-**** - https://ssmlau.github.io/

WORK EXPERIENCE

Infrastructure Engineering Intern Chicago, IL

Numerator (InfoScout) Sept. 2020 - Present

Designed, led and migrated Selenium test service to Kubernetes using Prometheus, Grafana and CircleCI that decreased downtime by 20%

Refactored over 15 web crawlers to improve content indexing using Scrapy, increasing throughput speed by 10%

Instrumented and productionized deploy pipelines to enable rolling deployments and auto-scaling for critical K8’s services which saved 10 hours of development time a week

Software Engineering Intern San Francisco, CA

Coinbase Jan. 2020 - May 2020

Led the migration of a company-wide user profile API which saved over $60K a year and decreased user fraud rate by 5%

Developed and refactored features for ACH payments processing in Ruby, Rails and Go that increased fraud detection rate by 10%

Spearheaded the development of user clustering feature which increased cluster coverage, allowing for more accurate risk detection Data Engineer Intern Boston, MA

Wayfair Sept. 2019 - Dec. 2019

Designed and built over 20 different ETL procedures for many initiatives such as Vertica to GCP migration, data governance initiatives, and championed the move to Looker for data visualization and exploration

Implemented new ETL pipeline to on-board ad-revenue data using Airflow and Amazon S3, improving ETL run-time efficiency by 35%

Responsible for data reporting needs for business stakeholders across various channels within marketing department using SQL, Python and Tableau

Software Developer Intern Toronto, ON

Flight Centre Travel Group Jan. 2019 - Apr. 2019

Created a product quoting feature on the sign-in page which increased conversion rate by 13%

Championed the development of a help desk portal that reduced customer service inquiries by 10%

Proposed and built a collaboration feature to allow 10K+ users to share 2K+ vacation itinerary plans using ReactJS, Java, and MySQL Data Analyst Intern Toronto, ON

Flipp Jan. 2017 - Apr. 2017

Developed AWS Lambda scripts to transform data in AWS DynamoDB as part of a payments transaction data pipeline

Spearheaded the execution of over 400 regression test cases before each of 5 releases on a bi-weekly basis that ensured content accuracy of Flipp app

PROJECTS

Help Me Manage

Created a web-based app at Hack the North that allows NGO’s to track clients and customize dashboards to fit their needs, alleviating time spent doing admin work in ReactJS, Redux

Project Derma

An Android skin-cancer detection app that classifies a patients moles based on a mobilenet convolution neural network, achieving a 66.3% confidence score.

TECHNOLOGIES, SKILLS AND ACTIVITIES

Languages/Technologies: Python, C++, Kubernetes, AWS, SQL, HTML, CSS, Ruby/Rails, MongoDB Design and Visualization: Figma, Adobe Illustrator, Photoshop, Miro, Tableau, Sketch Packages: Pandas, NumPy, Plotly, SciKit-Learn, Selenium Activities: Waterloo Varsity Badminton Team, Rowing, Waterloo LGBT Club, Sigma Chi Fraternity, UW Blueprint EDUCATION

University of Waterloo Waterloo, ON

Candidate for Honors Bachelor of Computer Science, GPA: 3.84 Expected 2021 Lazaridis School of Business and Economics, Wilfrid Laurier University Waterloo, ON Candidate for Honors Bachelor of Business Administration in Finance and Marketing, GPA: 3.84 Expected 2021 Relevant Coursework: Algorithms, Object-Oriented Programming, User Interfaces, Operating Systems

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