Ronald Y. Email & Phone Number

Canada

Canada

Toronto, Ontario, Canada

Developed a visitor management and CMMS system using React, React Native, Typescript, Golang, Protocol Buffers, Postgresql, and GraphQL with a distributed microservices architectureArchitected a notification system using kafka topics and mjml to send emails and push notifications to usersLead development for a series of timezone-enabled date and time pickers for React and React NativeMaintained, implemented, and modified an internally built CMS to maximize its application amongst… Show more Developed a visitor management and CMMS system using React, React Native, Typescript, Golang, Protocol Buffers, Postgresql, and GraphQL with a distributed microservices architectureArchitected a notification system using kafka topics and mjml to send emails and push notifications to usersLead development for a series of timezone-enabled date and time pickers for React and React NativeMaintained, implemented, and modified an internally built CMS to maximize its application amongst different needsDeveloped a historical auditing system using event sourcing pattern and applied its usage across the systemImplemented features for a commercial real-estate management platform to enable building managers to better improve tenant experienceOn-boarded engineers to the platform and wrote documentation to ease the process Show less

Toronto, Ontario, Canada

Implemented a CMS for a major Canadian airline's primary website using AEM, JavaScript, Sass, Node.js, and Java reducing content generation timeLead development of an internal search engine and crawling routine using Apache Solr and nutch to increase navigabilityDeveloped a sitemap service in Java for SEOOptimized page loads and API calls by caching data used in Java OSGi services reducing loading times by 89%Reduced client hosting needs by developing a RESTful API to centralize… Show more Implemented a CMS for a major Canadian airline's primary website using AEM, JavaScript, Sass, Node.js, and Java reducing content generation timeLead development of an internal search engine and crawling routine using Apache Solr and nutch to increase navigabilityDeveloped a sitemap service in Java for SEOOptimized page loads and API calls by caching data used in Java OSGi services reducing loading times by 89%Reduced client hosting needs by developing a RESTful API to centralize i18n labels Show less

Toronto, Canada Area

Implemented experimental front-end features for A/B testing using ES6, React, Redux, Sass, Immutable.js, Webpack, and Adobe Analytics to enhance user fidelity on Loblaw's Online Grocery platformDeveloped an autolocalization service which localizes users to the nearest Loblaws branded grocery storeUpdated the user profile interface to support two-factor authentication (2FA) for password and email reset

Whitby, On

Supported development of an interactive dashboard tracking sales data using ES6, React, Redux, and SassDeveloped a file status system in a Node.js backend to update users on the status of their files Implemented ETL scripts in MySQL to calculate sales data as it is displayed to the user

Kitchener, Canada Area

Worked at the RCAF Flight Deck under the Aerospace Warfare Center of the Canadian Forces.Produced an airspace/target management system from scratch that saved the RCAF 50 hours per week of clerical tasksDeveloped and designed a back-end REST API in C# using ASP .NET CoreProduced front-end features in JavaScript and JQuery to manage and display data onto an interactive calendar and web map using ArcGIS APIDesigned an MSSQL database using database design principles including… Show more Worked at the RCAF Flight Deck under the Aerospace Warfare Center of the Canadian Forces.Produced an airspace/target management system from scratch that saved the RCAF 50 hours per week of clerical tasksDeveloped and designed a back-end REST API in C# using ASP .NET CoreProduced front-end features in JavaScript and JQuery to manage and display data onto an interactive calendar and web map using ArcGIS APIDesigned an MSSQL database using database design principles including normalization and integrity rulesUtilized web security practices to ensure validity of system including password hashing, data sanitation, CORS, and prevention against SQL injection and XSSManaged users through cookie-based authentication, memberships, email confirmation, and access rules Show less

Toronto, Canada Area

Handled transportation data of thousands of commuters to better understand an improve transit systems in TorontoUsed Python libraries Matplotlib, Pandas, and Psycopg2 to perform data analysis and visualization in Jupyter NotebooksCompleted various projects and tasks involving data anaylsis, visualization, collection, and quality assurance.Used Python libraries Matplotlib, Pandas, Psycopg2, and others to perform data analysis and visualization in Jupyter NotebooksParticipated in… Show more Handled transportation data of thousands of commuters to better understand an improve transit systems in TorontoUsed Python libraries Matplotlib, Pandas, and Psycopg2 to perform data analysis and visualization in Jupyter NotebooksCompleted various projects and tasks involving data anaylsis, visualization, collection, and quality assurance.Used Python libraries Matplotlib, Pandas, Psycopg2, and others to perform data analysis and visualization in Jupyter NotebooksParticipated in the Toronto King Street Pilot Project which included ETL data from sensors, performing data analysis, data cleaning, and data visualization in D3Participated in the early phases of analysis and visualization of Toronto King Street Pilot project data including developing and completing a public dashboard using Dash, React, and Python.Built an interactive web map using Hug API, Mapzen Vector Tile Service, and JavaScript to display traffic volume data Show less

Guelph, On

Used geographic information systems (GIS) to produce, analyze, and manipulate related agricultural spatial dataApplied geographic and analytic principles from previous teachingsPosition included the analysis of spatial data, digitizing, creation of web applications, creation of geographic maps, and several other tasks relating to GISDeveloped a web application which supported farms in planning the placements of windbreaks