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viktor.szpisjak

PROFILE

Viktor.szpisjak

Viktor Szpisjak contributed to the instructure/canvas-lms repository by building and enhancing features that improved module rendering, media workflows, and accessibility in Canvas LMS. He developed new API endpoints and feature-flagged rollouts to optimize performance and enable safe adoption of complex changes. Using technologies such as TypeScript, Ruby on Rails, and React, Viktor engineered solutions for persistent UI state, robust pagination, and ad-free YouTube embed management. His work included backend services for analytics and content synchronization, as well as frontend componentization and accessibility tooling. The depth of his contributions reflects a strong focus on reliability, maintainability, and user experience.

Overall Statistics

Feature vs Bugs

82%Features

Repository Contributions

51Total
Bugs
4
Commits
51
Features
18
Lines of code
12,000
Activity Months7

Your Network

352 people

Same Organization

@instructure.com
184

Shared Repositories

168
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alvaro.talaveraMember

Work History

October 2025

3 Commits • 2 Features

Oct 1, 2025

October 2025: Focused on reliability and accessibility tooling for Canvas LMS. Delivered two high-impact features that reduce migration risk and enable controlled rollouts, while improving accessibility previews and preparing for staged adoption. Key outcomes include: robust Studio LTI tool lookup for YouTube migrations; improved accessibility checker preview accuracy; feature-flag-based EAP rollout at account and course levels. These efforts demonstrate strong capability in LTI/tool integration, frontend/tooling improvements, and scalable release strategies, delivering measurable business value by reducing migration errors and accelerating safe feature adoption.

September 2025

13 Commits • 4 Features

Sep 1, 2025

Month: 2025-09 — Focused on enhancing the Block Content Editor (BCE) experience, media workflows, and migration reliability. Delivered Media Upload in Block Content Editor, advanced BCE accessibility and alt-text capabilities, and improvements to YouTube migration accuracy, along with a BCE feature-flag rollout for course-level control. Major bugs fixed include robust abort-request error handling, decorative image handling fixes in BCE, and explicit error handling for problematic YouTube playlists. These improvements collectively boost instructor productivity, accessibility compliance, and platform resilience, unlocking more reliable media experiences and better guidance for migration tasks. Technologies/skills demonstrated include front-end refactoring, accessibility tooling integration, API-backed alt-text generation, and feature-flag governance.

August 2025

22 Commits • 5 Features

Aug 1, 2025

August 2025 (instructure/canvas-lms) focused on strengthening the block editor experience through componentization, richer media blocks, and UI stability. Delivered reusable UI primitives, multi-mode ImageText blocks, and settings-driven rendering to improve authoring efficiency, consistency, and content governance with lower maintenance overhead.

July 2025

1 Commits • 1 Features

Jul 1, 2025

July 2025 monthly summary for instructure/canvas-lms: Key feature delivered is YouTube content migration and ad-free embed management for Canvas courses. The implementation includes scanning for YouTube embeds, displaying a warning overlay about ads, and tools to manage and convert embeds to an ad-free experience, all behind a feature flag. Backend services for scanning and conversion were added, and a new course administrator UI was delivered to support governance of media embeds. No major bugs fixed in scope for this period. The work establishes an end-to-end workflow for ad-free embedding and sets the foundation for staged rollouts.

June 2025

3 Commits • 2 Features

Jun 1, 2025

June 2025 monthly performance summary focused on delivering measurable business value through analytics enhancements and blueprint course workflow improvements in instructure/canvas-lms. Key work emphasized accurate analytics, reliable content synchronization, and controlled rollout strategies to minimize risk while expanding capabilities.

May 2025

5 Commits • 3 Features

May 1, 2025

May 2025: Delivered key product improvements to Module Items and student UI in Canvas LMS, focusing on preserving user context, improving pagination robustness, and strengthening test coverage. Key achievements include persistent Module Items view state across reloads, improved pagination when deleting last item, added New Quiz (NQ) support in student view, and expanded unit test coverage for Module v2 hooks. These changes enhance user experience, maintain workflow continuity, and improve quality assurance, with commits f8698b881a7ebdcc9ce7858b60d4694b5f19310b; 95b071fa7bcd84e895b213602cc57454e92024ad; 83b484d72c3e52d7e99b89de045fd9c504be0976; 25416d049845efed807a0ddb899ee224b79d78fa; ee786c2dfaf1652491d5ff1267e067b3cf986f75.

April 2025

4 Commits • 1 Features

Apr 1, 2025

April 2025 performance summary for instructure/canvas-lms: Implemented performance-focused module rendering improvements by adding a new module_html endpoint guarded by a MODULES_PERF toggle, with targeted data retrieval for progressions and UI decorations. Implemented safeguards by disabling caching when modules_perf is active to ensure fresh data. Introduced filtering for progressions and moduleId in UI decorations to improve correctness and UI clarity. These changes reduce render times for large modules and deliver a smoother UX with improved data accuracy.

Activity

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Quality Metrics

Correctness93.4%
Maintainability89.4%
Architecture87.4%
Performance86.4%
AI Usage22.0%

Skills & Technologies

Programming Languages

CSSGraphQLHTMLJavaScriptRubySQLSVGTypeScriptYAMLtsx

Technical Skills

AI IntegrationAPI DevelopmentAPI IntegrationAccessibilityBackend DevelopmentCSSCode RefactoringComponent DesignComponent DevelopmentDatabase ManagementDatabase Query OptimizationFeature Flag ManagementFeature FlaggingFront End DevelopmentFrontend Development

Repositories Contributed To

1 repo

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

instructure/canvas-lms

Apr 2025 Oct 2025
7 Months active

Languages Used

HTMLJavaScriptRubySQLCSSGraphQLTypeScripttsx

Technical Skills

API DevelopmentAPI IntegrationBackend DevelopmentDatabase Query OptimizationFrontend DevelopmentPerformance Optimization