mermaid-js/mermaid
May 2025 – Sep 2025
5 Months active
Languages Used
CSSHTMLJavaScriptMarkdownSVGTypeScriptVue
Technical Skills
Component DevelopmentComponent RefactoringDocumentationFront End DevelopmentFront-end DevelopmentFrontend Development
rajat-ht
PROFILE
Rajat-ht
Rajat contributed to the mermaid-js/mermaid repository by building and refining user-facing UI features, with a focus on the Editor Selection Modal and TopBar components. Over five months, Rajat implemented A/B testing frameworks, unified modal configurations, and enhanced onboarding flows to improve user experience and analytics reliability. The work involved extensive use of Vue.js, TypeScript, and CSS, emphasizing maintainable component development and UI/UX consistency. Rajat’s technical approach included refactoring data models, standardizing typography, and integrating analytics tracking, resulting in a more predictable and scalable codebase that supports faster iteration and clearer onboarding for both Mermaid Pro and Open Source users.
Overall Statistics
Feature vs Bugs
100%Features
Repository Contributions
30Total
Bugs
0
Commits
30
Features
10
Lines of code
1,578
Activity Months5
Your Network
68 peopleSame Organization
@mermaidchart.com7
Work History
September 2025
2 Commits • 1 Features
Sep 1, 2025September 2025 performance summary for mermaid-js/mermaid: focused on UX consistency and code maintainability. Delivered a unified Editor Selection Modal configuration, replacing randomized column layouts to ensure predictable user experience for Mermaid Pro and Open Source. Performed a minor internal refactor renaming editorColumn to editorColumns for readability. No major bug fixes documented for this repository in September; all changes centered on feature stability and code quality. The work reduces UI variability, streamlines future enhancements, and supports faster onboarding and customer satisfaction.
2 Commits • 1 Features
Sep 1, 2025September 2025 performance summary for mermaid-js/mermaid: focused on UX consistency and code maintainability. Delivered a unified Editor Selection Modal configuration, replacing randomized column layouts to ensure predictable user experience for Mermaid Pro and Open Source. Performed a minor internal refactor renaming editorColumn to editorColumns for readability. No major bug fixes documented for this repository in September; all changes centered on feature stability and code quality. The work reduces UI variability, streamlines future enhancements, and supports faster onboarding and customer satisfaction.
September 2025
August 2025
4 Commits • 2 Features
Aug 1, 2025August 2025 - Mermaid work focused on enabling data-driven UX decisions for the Editor experience in mermaid-js/mermaid. Delivered an Editor Selection Modal A/B Testing Framework capable of supporting multiple configurations with randomized variant selection, and completed UI text consistency and polish across variants to improve usability and maintainability. These changes provide a scalable foundation for experimentation, reduce UI inconsistencies, and accelerate future iteration cycles, aligning with business goals of improved user engagement and faster feedback loops.
August 2025
4 Commits • 2 Features
Aug 1, 2025August 2025 - Mermaid work focused on enabling data-driven UX decisions for the Editor experience in mermaid-js/mermaid. Delivered an Editor Selection Modal A/B Testing Framework capable of supporting multiple configurations with randomized variant selection, and completed UI text consistency and polish across variants to improve usability and maintainability. These changes provide a scalable foundation for experimentation, reduce UI inconsistencies, and accelerate future iteration cycles, aligning with business goals of improved user engagement and faster feedback loops.
July 2025
3 Commits • 2 Features
Jul 1, 2025July 2025 monthly summary for mermaid-js/mermaid focused on user experience improvements and onboarding analytics. Delivered key UI enhancements to the Editor Selection Modal, added trial-sign-up tracking, and improved navigation by linking the editor header to Mermaid Live Editor for seamless online editing and live preview. Emphasis on business value: smoother onboarding, better trial conversion visibility, and faster access to online editing. No major bug fixes reported this month; effort concentrated on UX refinements and analytics readiness.
3 Commits • 2 Features
Jul 1, 2025July 2025 monthly summary for mermaid-js/mermaid focused on user experience improvements and onboarding analytics. Delivered key UI enhancements to the Editor Selection Modal, added trial-sign-up tracking, and improved navigation by linking the editor header to Mermaid Live Editor for seamless online editing and live preview. Emphasis on business value: smoother onboarding, better trial conversion visibility, and faster access to online editing. No major bug fixes reported this month; effort concentrated on UX refinements and analytics readiness.
July 2025
June 2025
2 Commits • 2 Features
Jun 1, 2025June 2025 monthly summary for mermaid-js/mermaid repository focusing on UI polish and onboarding enhancements. Delivered two features with a focus on cross-page typography consistency and an upgraded Pro onboarding flow. No major bugs fixed this month. Overall, improved UX consistency, streamlined upgrade path, and set the foundation for scalable UI typography governance. Technologies demonstrated include React/JS/TypeScript, UI/UX polish, and collaborative contribution practices.
June 2025
2 Commits • 2 Features
Jun 1, 2025June 2025 monthly summary for mermaid-js/mermaid repository focusing on UI polish and onboarding enhancements. Delivered two features with a focus on cross-page typography consistency and an upgraded Pro onboarding flow. No major bugs fixed this month. Overall, improved UX consistency, streamlined upgrade path, and set the foundation for scalable UI typography governance. Technologies demonstrated include React/JS/TypeScript, UI/UX polish, and collaborative contribution practices.
May 2025
19 Commits • 3 Features
May 1, 2025May 2025: Delivered user-facing UI improvements across the mermaid repo, focusing on TopBar banners, Editor Selection modal, and Tooltip UX. Implemented branding rename from Mermaid Pro to Mermaid Chart, enhanced analytics tracking with updated UTM parameters, simplified banner logic, pause-on-hover, and adaptive typography. Overhauled Editor Selection Modal with a new UI, tiered options (Playground, Free, Open Source), new icons, updated navigation, and a refactored data structure for editor options. Improved Tooltip UX with a delay to prevent accidental triggers and refined positioning. These changes improve onboarding clarity, analytics reliability, and overall user experience, while enhancing code maintainability through refactors.
19 Commits • 3 Features
May 1, 2025May 2025: Delivered user-facing UI improvements across the mermaid repo, focusing on TopBar banners, Editor Selection modal, and Tooltip UX. Implemented branding rename from Mermaid Pro to Mermaid Chart, enhanced analytics tracking with updated UTM parameters, simplified banner logic, pause-on-hover, and adaptive typography. Overhauled Editor Selection Modal with a new UI, tiered options (Playground, Free, Open Source), new icons, updated navigation, and a refactored data structure for editor options. Improved Tooltip UX with a delay to prevent accidental triggers and refined positioning. These changes improve onboarding clarity, analytics reliability, and overall user experience, while enhancing code maintainability through refactors.
May 2025
Activity
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Quality Metrics
Correctness93.0%
Maintainability93.0%
Architecture87.0%
Performance94.0%
AI Usage20.0%
Skills & Technologies
Programming Languages
CSSHTMLJavaScriptMarkdownSVGTypeScriptVue
Technical Skills
A/B TestingComponent DevelopmentComponent RefactoringDocumentationFront End DevelopmentFront-end DevelopmentFrontend DevelopmentUI DevelopmentUI RefactoringUI/UX DesignUI/UX DevelopmentVitePressVue.js
Repositories Contributed To
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