jackstenglein/chess-dojo-scheduler
Nov 2024 – Nov 2025
13 Months active
Languages Used
CSSGoHTMLJavaScriptPythonRustShellTypeScript
Technical Skills
API DevelopmentAPI IntegrationAWS CognitoAWS LambdaAnalyticsAnalytics Integration
Jack Stenglein
PROFILE
Jack Stenglein
Jack Stenglein developed and maintained the chess-dojo-scheduler repository over 13 months, delivering a robust suite of features for chess training, tournament management, and user engagement. He engineered interactive puzzle trainers, onboarding automation, and advanced analytics, while modernizing the stack with Next.js 15, React 19, and AWS Lambda. Jack’s work included backend refactoring for reliability, frontend UI/UX redesigns, and seamless integrations with Discord and Stripe. Using TypeScript and Go, he implemented scalable APIs, improved data pipelines, and enhanced CI/CD workflows. His contributions addressed both user-facing needs and architectural stability, resulting in a maintainable, feature-rich platform supporting continuous product evolution.
Overall Statistics
Feature vs Bugs
49%Features
Repository Contributions
322Total
Bugs
148
Commits
322
Features
141
Lines of code
504,158
Activity Months13
Your Network
16 peopleShared Repositories
16
Alex GustafsonMember
BestiebootsMember
Clarke VandenHovenMember
dblikeMember
dmhokieMember
Pedro MassMember
Gabi RivkinMember
Haroon AdeelMember
jalppMember
Work History
November 2025
3 Commits • 3 Features
Nov 1, 2025November 2025: Delivered key product enhancements for chess-dojo-scheduler with emphasis on user engagement and training capabilities. Completed Digest Vol. 26 update, launched interactive checkmate puzzles trainer, and enabled flexible checkmate solutions in solitaire chess puzzles, strengthening the platform's learning experience and puzzle-solving depth. Backend data flows and frontend UI were iterated to support progress tracking and dynamic content.
3 Commits • 3 Features
Nov 1, 2025November 2025: Delivered key product enhancements for chess-dojo-scheduler with emphasis on user engagement and training capabilities. Completed Digest Vol. 26 update, launched interactive checkmate puzzles trainer, and enabled flexible checkmate solutions in solitaire chess puzzles, strengthening the platform's learning experience and puzzle-solving depth. Backend data flows and frontend UI were iterated to support progress tracking and dynamic content.
November 2025
October 2025
13 Commits • 5 Features
Oct 1, 2025October 2025 highlights for jackstenglein/chess-dojo-scheduler: Implemented customer-facing features, improved content management UX, fixed critical build and image processing issues, and maintained a robust dependency/tooling state across frontend and backend. Key business-value outcomes include increased onboarding engagement, streamlined admin workflows with bulk actions, safer and clearer PGN tag handling, and more reliable email communications and deployment processes. Core highlights spanned onboarding email automation, bulk folder visibility changes, PGN tag UX enhancements, Email Digest version 25, and a Next.js build stabilization fix, all supported by tooling updates.
October 2025
13 Commits • 5 Features
Oct 1, 2025October 2025 highlights for jackstenglein/chess-dojo-scheduler: Implemented customer-facing features, improved content management UX, fixed critical build and image processing issues, and maintained a robust dependency/tooling state across frontend and backend. Key business-value outcomes include increased onboarding engagement, streamlined admin workflows with bulk actions, safer and clearer PGN tag handling, and more reliable email communications and deployment processes. Core highlights spanned onboarding email automation, bulk folder visibility changes, PGN tag UX enhancements, Email Digest version 25, and a Next.js build stabilization fix, all supported by tooling updates.
September 2025
12 Commits • 10 Features
Sep 1, 2025September 2025 — Delivered a set of UI refinements, reliability improvements, and CI enhancements for jackstenglein/chess-dojo-scheduler that improve user experience, planning visibility, and release velocity. Highlights include digest branding updates, UI/UX streamlining for engine controls, responsive design improvements, enhanced reporting, and PR-focused CI feedback, along with foundational work for push notifications and data delta optimizations.
12 Commits • 10 Features
Sep 1, 2025September 2025 — Delivered a set of UI refinements, reliability improvements, and CI enhancements for jackstenglein/chess-dojo-scheduler that improve user experience, planning visibility, and release velocity. Highlights include digest branding updates, UI/UX streamlining for engine controls, responsive design improvements, enhanced reporting, and PR-focused CI feedback, along with foundational work for push notifications and data delta optimizations.
September 2025
August 2025
30 Commits • 12 Features
Aug 1, 2025August 2025: Delivered backend and frontend modernization, UI/UX improvements, analytics enhancements, and reliability improvements across the Chess Dojo Scheduler. Key back-end work: refactor package management and Lambda runtime; Front-end upgrades to Next.js 15 and React 19; increased code quality and CI automation; notable UI/UX improvements: profile page redesign, My Games default content, and tiebreak info. New features: solitaire chess game, GA analytics events, and Open Classical admin updates to previous rounds. Quality and security improvements: bug fixes across digest notifications, heatmap rendering, tests stability, and cleanup tasks; security hygiene: npm audit fix. These changes drive business value by delivering more reliable analytics, enhanced user experience, scalable backend/runtime improvements, and stronger security posture, while increasing contributor onboarding and maintainability.
August 2025
30 Commits • 12 Features
Aug 1, 2025August 2025: Delivered backend and frontend modernization, UI/UX improvements, analytics enhancements, and reliability improvements across the Chess Dojo Scheduler. Key back-end work: refactor package management and Lambda runtime; Front-end upgrades to Next.js 15 and React 19; increased code quality and CI automation; notable UI/UX improvements: profile page redesign, My Games default content, and tiebreak info. New features: solitaire chess game, GA analytics events, and Open Classical admin updates to previous rounds. Quality and security improvements: bug fixes across digest notifications, heatmap rendering, tests stability, and cleanup tasks; security hygiene: npm audit fix. These changes drive business value by delivering more reliable analytics, enhanced user experience, scalable backend/runtime improvements, and stronger security posture, while increasing contributor onboarding and maintainability.
July 2025
11 Commits • 7 Features
Jul 1, 2025July 2025 achievements across jackstenglein/chess-dojo-scheduler: Delivered user-facing features to improve task visibility, onboarding, and collaboration; stabilized game analysis with integrity fixes; strengthened platform health through architecture improvements and security/ops updates. Highlights include: Training Plan visibility, default My Games folder, Discord thread links for round-robin tournaments, mobile UI optimization for Profile Games, and digest update to version 22. These efforts enhanced business value by improving task discoverability, onboarding experience, tournament participation, data integrity, and release readiness.
11 Commits • 7 Features
Jul 1, 2025July 2025 achievements across jackstenglein/chess-dojo-scheduler: Delivered user-facing features to improve task visibility, onboarding, and collaboration; stabilized game analysis with integrity fixes; strengthened platform health through architecture improvements and security/ops updates. Highlights include: Training Plan visibility, default My Games folder, Discord thread links for round-robin tournaments, mobile UI optimization for Profile Games, and digest update to version 22. These efforts enhanced business value by improving task discoverability, onboarding experience, tournament participation, data integrity, and release readiness.
July 2025
June 2025
19 Commits • 6 Features
Jun 1, 2025June 2025 performance highlights for jackstenglein/chess-dojo-scheduler focused on delivering user-facing features, stabilizing data pipelines, and enhancing visibility into performance metrics. Key updates included Dojo 4.0 launch marketing support, improved tournament UX with Round Robin workflow refinements, and a consolidated All Uploads UI, complemented by analytics and reliability improvements across imports, API endpoints, and coach pool configuration.
June 2025
19 Commits • 6 Features
Jun 1, 2025June 2025 performance highlights for jackstenglein/chess-dojo-scheduler focused on delivering user-facing features, stabilizing data pipelines, and enhancing visibility into performance metrics. Key updates included Dojo 4.0 launch marketing support, improved tournament UX with Round Robin workflow refinements, and a consolidated All Uploads UI, complemented by analytics and reliability improvements across imports, API endpoints, and coach pool configuration.
May 2025
39 Commits • 20 Features
May 1, 2025May 2025 delivered meaningful business value through a set of high-impact Explorer features, frontend improvements, and a backend upgrade, while stabilizing delivery with targeted fixes. Key features include the Lichess/Chess.com opening tree in Explorer, WDL filters with persisted state, a dedicated tournaments landing page, force variation support in the editor, and the backend upgrade to Symfony 17.1. Major bugs fixed reinforced reliability: COEP header fix for the opening-tree worker, removal of unused CSS for cleaner UI, and bug fixes in round robin submissions and landing page visuals. Overall, these changes enhanced game study workflows, improved user onboarding and experience, and strengthened system maintainability and performance. Technologies demonstrated: React/Frontend, Symfony 17.1, improved state management, and modern CI/CD-friendly commits; strong focus on performance, security, and UX.
39 Commits • 20 Features
May 1, 2025May 2025 delivered meaningful business value through a set of high-impact Explorer features, frontend improvements, and a backend upgrade, while stabilizing delivery with targeted fixes. Key features include the Lichess/Chess.com opening tree in Explorer, WDL filters with persisted state, a dedicated tournaments landing page, force variation support in the editor, and the backend upgrade to Symfony 17.1. Major bugs fixed reinforced reliability: COEP header fix for the opening-tree worker, removal of unused CSS for cleaner UI, and bug fixes in round robin submissions and landing page visuals. Overall, these changes enhanced game study workflows, improved user onboarding and experience, and strengthened system maintainability and performance. Technologies demonstrated: React/Frontend, Symfony 17.1, improved state management, and modern CI/CD-friendly commits; strong focus on performance, security, and UX.
May 2025
April 2025
23 Commits • 10 Features
Apr 1, 2025April 2025 performance summary for jackstenglein/chess-dojo-scheduler: Delivered a targeted set of user-facing features to enhance course content, game study, and data workflows while stabilizing integrations and performance. Highlights include adding video to David's Caro course, delivering DojoDigest volume 19, enabling memorize games with PgnBoard, introducing variation suggestions with persistence fixes on hard reload, and enabling bulk PGN downloads. Additional improvements expanded import capabilities from chess.com event URLs, added an eval overlay to the clock graph, introduced recurring coaching events, and refined Discord integration. Key reliability fixes reduced risk in Stripe redirect flows, ensured Discord roles apply for existing members, fixed nil pointers in game comments, and improved calendar/clock graph stability.”,
April 2025
23 Commits • 10 Features
Apr 1, 2025April 2025 performance summary for jackstenglein/chess-dojo-scheduler: Delivered a targeted set of user-facing features to enhance course content, game study, and data workflows while stabilizing integrations and performance. Highlights include adding video to David's Caro course, delivering DojoDigest volume 19, enabling memorize games with PgnBoard, introducing variation suggestions with persistence fixes on hard reload, and enabling bulk PGN downloads. Additional improvements expanded import capabilities from chess.com event URLs, added an eval overlay to the clock graph, introduced recurring coaching events, and refined Discord integration. Key reliability fixes reduced risk in Stripe redirect flows, ensured Discord roles apply for existing members, fixed nil pointers in game comments, and improved calendar/clock graph stability.”,
March 2025
31 Commits • 10 Features
Mar 1, 2025March 2025 - Summary: Delivered core features enabling better collaboration, improved UX, and strengthened stability. Key features: Notification service with round-robin delivery; PDF Diagrams: mark specific positions; Training Plan tab redesign with loading stability and save/display on requirements loaded; Round Robins: completed status; Calendar Invitations for event invites. Major bugs fixed: digest volume 18 send, cohort prompt closure after display, Cypress calendar test reliability, longer batch window for explorer follower notifications, Training Plan daily infinite loading, and 404 fetch directories; backend and dependency hygiene through Go mod updates and vulnerable dependency fixes. Impact: smoother user engagement, faster study planning, and fewer flaky tests. Technologies: React frontend UX, backend reliability, Cypress tests, dependency updates, security patches.
31 Commits • 10 Features
Mar 1, 2025March 2025 - Summary: Delivered core features enabling better collaboration, improved UX, and strengthened stability. Key features: Notification service with round-robin delivery; PDF Diagrams: mark specific positions; Training Plan tab redesign with loading stability and save/display on requirements loaded; Round Robins: completed status; Calendar Invitations for event invites. Major bugs fixed: digest volume 18 send, cohort prompt closure after display, Cypress calendar test reliability, longer batch window for explorer follower notifications, Training Plan daily infinite loading, and 404 fetch directories; backend and dependency hygiene through Go mod updates and vulnerable dependency fixes. Impact: smoother user engagement, faster study planning, and fewer flaky tests. Technologies: React frontend UX, backend reliability, Cypress tests, dependency updates, security patches.
March 2025
February 2025
45 Commits • 18 Features
Feb 1, 2025February 2025 saw a strong blend of user-focused features, reliability improvements, and data-driven enhancements across the Chess Dojo Scheduler. The team shipped engagement, analytics, and workflow improvements while stabilizing core functionality and refining the UI/UX for better everyday use. Overall, the work delivered clearer visibility, faster workflows, and more reliable coaching tools that drive retention and informed decision-making.
February 2025
45 Commits • 18 Features
Feb 1, 2025February 2025 saw a strong blend of user-focused features, reliability improvements, and data-driven enhancements across the Chess Dojo Scheduler. The team shipped engagement, analytics, and workflow improvements while stabilizing core functionality and refining the UI/UX for better everyday use. Overall, the work delivered clearer visibility, faster workflows, and more reliable coaching tools that drive retention and informed decision-making.
January 2025
41 Commits • 15 Features
Jan 1, 2025January 2025 highlights for jackstenglein/chess-dojo-scheduler: Focused on stabilizing the platform while expanding core capabilities around Round Robin, data visualization, pricing monetization, and content/task management. Delivered multiple user-visible features, improved UX, and tightened quality gates to support growth and monetization.
41 Commits • 15 Features
Jan 1, 2025January 2025 highlights for jackstenglein/chess-dojo-scheduler: Focused on stabilizing the platform while expanding core capabilities around Round Robin, data visualization, pricing monetization, and content/task management. Delivered multiple user-visible features, improved UX, and tightened quality gates to support growth and monetization.
January 2025
December 2024
25 Commits • 9 Features
Dec 1, 2024December 2024: Delivered a focused set of user-facing features, reliability fixes, and architectural improvements for jackstenglein/chess-dojo-scheduler, driving engagement, stability, and maintainability. Key business outcomes include more reliable digests and game data handling, improved onboarding/communication flows, and groundwork for scalable UI routing. Key features and deliverables: - Digest finalization and PGN merge options: finalized digest 15 and added options to merge PGN into games, enabling richer game sharing and record integrity. - WC 2024 promo in email flows: introduced promotional content in email campaigns to boost engagement. - Year review enhancements: added Year Review 2024 and improved game stats presentation for better user insights. - Open Classical threshold change: updated thresholds to reflect intended competitive dynamics. - Move pages to app router: refactor migrating pages to the app router to improve scalability and maintainability. - Backend improvements: require payment information even for zero total; update backend dependencies for stability. - Additional features: landing page promo/refactors and related improvements. Stability and reliability improvements: - Fixed crash in analysis page and crash when opening sharing tab. - Resolved heatmap blanks for some users and infinite newsfeed loading when no clubs. - Fixed unsubscribe range in dojo digest and applied digest volume 16 updates. - Calendar timezone override fix and prettier breaking changes fix. - Material difference visibility fix in Chrome and removal of light mode toggle in profile editor to align UI with design. Overall impact and accomplishments: - Delivered tangible product capabilities (digest enhancements, promo content, year-in-review features) that increase user engagement and data integrity. - Reduced risk and improved reliability across UI and backend, enabling smoother beta deployment and future feature work. - Established a more scalable frontend architecture (app router) and reinforced backend stability through dependency updates and policy changes. Technologies and skills demonstrated: - Frontend: Next.js app router migration, UI/UX polish, feature toggles and banner work. - Backend: zero-total payment requirement, dependency version updates, timezone handling, and data consistency fixes. - Data/QA: cleanup and validation of digest-related data, PGN handling, and digest orchestration.
December 2024
25 Commits • 9 Features
Dec 1, 2024December 2024: Delivered a focused set of user-facing features, reliability fixes, and architectural improvements for jackstenglein/chess-dojo-scheduler, driving engagement, stability, and maintainability. Key business outcomes include more reliable digests and game data handling, improved onboarding/communication flows, and groundwork for scalable UI routing. Key features and deliverables: - Digest finalization and PGN merge options: finalized digest 15 and added options to merge PGN into games, enabling richer game sharing and record integrity. - WC 2024 promo in email flows: introduced promotional content in email campaigns to boost engagement. - Year review enhancements: added Year Review 2024 and improved game stats presentation for better user insights. - Open Classical threshold change: updated thresholds to reflect intended competitive dynamics. - Move pages to app router: refactor migrating pages to the app router to improve scalability and maintainability. - Backend improvements: require payment information even for zero total; update backend dependencies for stability. - Additional features: landing page promo/refactors and related improvements. Stability and reliability improvements: - Fixed crash in analysis page and crash when opening sharing tab. - Resolved heatmap blanks for some users and infinite newsfeed loading when no clubs. - Fixed unsubscribe range in dojo digest and applied digest volume 16 updates. - Calendar timezone override fix and prettier breaking changes fix. - Material difference visibility fix in Chrome and removal of light mode toggle in profile editor to align UI with design. Overall impact and accomplishments: - Delivered tangible product capabilities (digest enhancements, promo content, year-in-review features) that increase user engagement and data integrity. - Reduced risk and improved reliability across UI and backend, enabling smoother beta deployment and future feature work. - Established a more scalable frontend architecture (app router) and reinforced backend stability through dependency updates and policy changes. Technologies and skills demonstrated: - Frontend: Next.js app router migration, UI/UX polish, feature toggles and banner work. - Backend: zero-total payment requirement, dependency version updates, timezone handling, and data consistency fixes. - Data/QA: cleanup and validation of digest-related data, PGN handling, and digest orchestration.
November 2024
30 Commits • 16 Features
Nov 1, 2024November 2024 (2024-11) summary for jackstenglein/chess-dojo-scheduler: Delivered a major architectural refactor moving the signup flow to the app router; added core editing capabilities (position editor and promotion dialog using selected pieces) and game-page enhancements (sharing tab, undo log, delete-before-move, and deletion prompts); enriched UX with heatmap iconography and improved color/tooltip details; expanded analytics and reliability (Meta Pixel events, Cypress run retries) and tightened integrations (Discord-related fixes and license key updates). These changes drive business value by enabling faster feature delivery, improving user engagement and data visibility, and increasing platform reliability and maintainability.
30 Commits • 16 Features
Nov 1, 2024November 2024 (2024-11) summary for jackstenglein/chess-dojo-scheduler: Delivered a major architectural refactor moving the signup flow to the app router; added core editing capabilities (position editor and promotion dialog using selected pieces) and game-page enhancements (sharing tab, undo log, delete-before-move, and deletion prompts); enriched UX with heatmap iconography and improved color/tooltip details; expanded analytics and reliability (Meta Pixel events, Cypress run retries) and tightened integrations (Discord-related fixes and license key updates). These changes drive business value by enabling faster feature delivery, improving user engagement and data visibility, and increasing platform reliability and maintainability.
November 2024
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Quality Metrics
Correctness90.6%
Maintainability89.6%
Architecture86.8%
Performance86.2%
AI Usage21.2%
Skills & Technologies
Programming Languages
BashCSSCSVGoHTMLJSONJavaScriptMarkdownPythonReact
Technical Skills
API DevelopmentAPI GatewayAPI IntegrationAWSAWS CognitoAWS DynamoDBAWS LambdaAWS SDKAnalyticsAnalytics IntegrationApp RouterAuthenticationAutomated SchedulingBackend DevelopmentBlog Development
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