Marcus Chok Email & Phone Number

Toronto, ON, CA

Toronto, Ontario, Canada

Native Apps Developer Experience

Toronto, Ontario, Canada

• Led the design and implementation of an IntelliJ / PyCharm plugin for Snowflake Native App development
• Developed integrations and commands for SnowCLI to support project generation and Run Configurations
• Authored JSON Schemas to provide dynamic validation and autocompletion for YAML configuration files
• Implemented code generation actions using Apache Velocity templates to accelerate setup script creation

Toronto, Ontario, Canada

• Designed thread-safe logging timers to enable endpoint response time tracking and visualization in Splunk
• Developed UI/UX improvements and facilitated A/B tests using Firebase, increasing conversion rates by 10%
• Implemented input masking and reset functionality for all form fields, reducing abandonment rates by 20%
• Optimized pipelines and reworked extraneous jobs, decreasing deploy times by 60% and saving $500/month

Montreal, Quebec, Canada

• Developed features for the End-User App to display meeting recordings and assign users as points of contact
• Augmented services using retry policies with exponential backoff, decreasing request failure rate by 10%
• Designed fakes for CQRS handlers to facilitate testing and development, reducing developer friction by 30%
• Overhauled loading experience using CSS animations, increasing users’ average time in app by 66%
• Improved error handling by implementing feature-scoped error boundaries and end-to-end smoke tests using page object models, increasing mean time between failures by 25% and reducing mean downtime by 20%

Oakville, Ontario, Canada

• Leveraged Ghost to prototype a WYSIWYG editor and blog that adheres to WCAG 2.0 Level AA standards
• Created 5 components for internal UI library with Storybook integration and 100% test coverage using TDD
• Employed Terraform to provision infrastructure on GCP, using Cloud Run to deploy Docker images
• Architected a CI/CD pipeline with Tekton to automate testing/deployment, decreasing throughput time by 40%
• Enhanced pipeline security with Checkmarx, SonarQube, and Fossa, eliminating 90% of vulnerabilities

Toronto, Ontario, Canada

• Implemented dynamic dashboard widgets and designed web services to aggregate data from multiple tables
• Refactored state management logic to cache/centralize changes to user data, lowering database load by 50%
• Spearheaded cross-team collaboration initiatives in an Agile environment, reducing bugs reported by 30%
• Optimized LINQ queries to a cloud-based MSSQL Server instance to decrease network latency by 66%
• Refactored HTTP request services to simplify configuration, eliminating 10+ instances of code duplication

Bachelor'S Degree, Computer Science

Ossd, High School/Secondary Diplomas And Certificates

Activities and Societies: - Honour Roll - Highest Achievement Awards: Computer Science (Grade 12), Philosophy (Grade 12), Financial.