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vijay kannan

PROFILE

Vijay Kannan

Vijay Kannan contributed to the instructure/canvas-lms repository by delivering targeted backend and test automation improvements over a three-month period. He enhanced test reliability by implementing explicit waits for AJAX flows and resetting permissions state between tests using Ruby and Selenium WebDriver, reducing flakiness in CI pipelines. Vijay also introduced HTTP response compression with Rack::Deflater in the Rails application, optimizing web performance and response times. In addition, he upgraded the Selenium testing stack within Docker-based environments to align with the latest Chrome and WebDriver versions, addressing security and compatibility. His work demonstrated depth in backend development, CI/CD, and configuration management.

Overall Statistics

Feature vs Bugs

75%Features

Repository Contributions

7Total
Bugs
1
Commits
7
Features
3
Lines of code
95
Activity Months3

Your Network

352 people

Same Organization

@instructure.com
184

Shared Repositories

168
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Adrian GruberMember
akemenyMember
Akos HorvathMember
Alexandre DosSantosMember
alvaro.talaveraMember

Work History

July 2025

1 Commits • 1 Features

Jul 1, 2025

July 2025 monthly summary for instructure/canvas-lms focused on upgrading the Selenium testing stack to align with the latest Chrome and WebDriver versions, improving security patches and test capability. Some test cases were skipped or adjusted due to compatibility issues introduced by the Chrome update; notes for follow-up investigation were documented.

June 2025

3 Commits • 2 Features

Jun 1, 2025

June 2025: Delivered performance and reliability enhancements in instructure/canvas-lms. Implemented HTTP Response Compression with Rack::Deflater to reduce payload size and improve response times, and hardened test reliability with CI-focused optimizations (pre-loading assets to fix flaky ePortfolio specs and eager loading to speed Selenium test startup). These changes improve end-user performance, shorten CI feedback loops, and reduce flaky test failures, supporting more stable releases.

May 2025

3 Commits

May 1, 2025

May 2025 performance summary for the instructure/canvas-lms repo, focusing on test reliability and automation improvements. Delivered stability enhancements to the test suite, improved isolation between tests, and reduced flakiness in UI/test flows. Implemented with three focused commits addressing permissions reset, Chrome warning suppression, and explicit waits for AJAX/equation editor modal to minimize flakiness.

Activity

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Quality Metrics

Correctness85.6%
Maintainability88.6%
Architecture74.4%
Performance82.8%
AI Usage20.0%

Skills & Technologies

Programming Languages

RubyShell

Technical Skills

Backend DevelopmentCI/CDConfiguration ManagementDevOpsDockerRuby on RailsSeleniumSelenium WebDriverTest AutomationTestingWeb Performance Optimization

Repositories Contributed To

1 repo

Overview of all repositories you've contributed to across your timeline

instructure/canvas-lms

May 2025 Jul 2025
3 Months active

Languages Used

RubyShell

Technical Skills

Ruby on RailsSeleniumSelenium WebDriverTest AutomationTestingBackend Development