rybbit-io/rybbit
Aug 2025 – Jan 2026
4 Months active
Languages Used
JavaScriptSQLTypeScriptMarkdown
Technical Skills
API DevelopmentBackend DevelopmentClickHouseData AnalyticsFrontend DevelopmentFull Stack Development
Stijn
PROFILE
Stijn
Sander Mommersteeg contributed to the rybbit-io/rybbit repository over four months, delivering six features focused on analytics, privacy, and data governance. He built outbound link click tracking and granular pageview filtering for analytics goals, using TypeScript, Node.js, and React to enable precise measurement and reporting. Sander enhanced privacy controls by implementing session replay text masking and country-based opt-out, coordinating backend and frontend changes for compliance. He improved schema management by filtering PostgreSQL system tables and views, reducing noise and aiding maintainability. His work demonstrated depth in API design, backend development, and database management, addressing both technical and compliance challenges.
Overall Statistics
Feature vs Bugs
100%Features
Repository Contributions
7Total
Bugs
0
Commits
7
Features
6
Lines of code
2,312
Activity Months4
Your Network
24 peopleShared Repositories
24
Work History
January 2026
1 Commits • 1 Features
Jan 1, 2026January 2026: Delivered granular pageview filtering for analytics goals and funnels in rybbit, enabling URL parameter-based tracking for more precise analytics. Implemented robust fixes across goals, funnels, and pageview parameter handling, including resolving ClickHouse syntax issues to ensure reliable reporting. The work enhances data accuracy for analytics, enabling better funnel optimization and data-driven decision making. Strengthened code quality with targeted fixes and comments cleanup to reduce future debugging time.
1 Commits • 1 Features
Jan 1, 2026January 2026: Delivered granular pageview filtering for analytics goals and funnels in rybbit, enabling URL parameter-based tracking for more precise analytics. Implemented robust fixes across goals, funnels, and pageview parameter handling, including resolving ClickHouse syntax issues to ensure reliable reporting. The work enhances data accuracy for analytics, enabling better funnel optimization and data-driven decision making. Strengthened code quality with targeted fixes and comments cleanup to reduce future debugging time.
January 2026
November 2025
2 Commits • 2 Features
Nov 1, 2025Month: 2025-11. Focused on delivering user-centric data governance features and improving schema management to reduce noise and boost compliance. Implemented two key features with clear commit references, enhancing user data control and configuration clarity.
November 2025
2 Commits • 2 Features
Nov 1, 2025Month: 2025-11. Focused on delivering user-centric data governance features and improving schema management to reduce noise and boost compliance. Implemented two key features with clear commit references, enhancing user data control and configuration clarity.
October 2025
3 Commits • 2 Features
Oct 1, 2025Summary for 2025-10: Delivered privacy-focused enhancements and schema-cleanup improvements in rybbit. Implemented Drizzle System Tables Exclusion to improve clarity and efficiency of database schema handling, and added Session Replay Privacy Enhancements with text masking and country-based opt-out across backend, admin API, and frontend UI. While no major bugs were publicly tracked this month, these changes reduce risk, improve data quality, and position the product for broader adoption. Technologies demonstrated include PostgreSQL schema reasoning, Drizzle integration, CSS-driven masking, backend filtering, API design, and frontend UI integration.
3 Commits • 2 Features
Oct 1, 2025Summary for 2025-10: Delivered privacy-focused enhancements and schema-cleanup improvements in rybbit. Implemented Drizzle System Tables Exclusion to improve clarity and efficiency of database schema handling, and added Session Replay Privacy Enhancements with text masking and country-based opt-out across backend, admin API, and frontend UI. While no major bugs were publicly tracked this month, these changes reduce risk, improve data quality, and position the product for broader adoption. Technologies demonstrated include PostgreSQL schema reasoning, Drizzle integration, CSS-driven masking, backend filtering, API design, and frontend UI integration.
October 2025
August 2025
1 Commits • 1 Features
Aug 1, 2025August 2025: Delivered outbound link click tracking analytics for rybbit. Implemented backend API endpoints for data retrieval and frontend UI updates to display outbound engagement across analytics views, enabling insights into external resource engagement and user journeys. The feature was implemented with commit bfd160dd7f6ec41e1f0afa175b5330fc3bc42bfb (Track outbound events).
August 2025
1 Commits • 1 Features
Aug 1, 2025August 2025: Delivered outbound link click tracking analytics for rybbit. Implemented backend API endpoints for data retrieval and frontend UI updates to display outbound engagement across analytics views, enabling insights into external resource engagement and user journeys. The feature was implemented with commit bfd160dd7f6ec41e1f0afa175b5330fc3bc42bfb (Track outbound events).
Activity
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Quality Metrics
Correctness97.2%
Maintainability94.2%
Architecture94.2%
Performance88.6%
AI Usage22.8%
Skills & Technologies
Programming Languages
JavaScriptMarkdownSQLTypeScript
Technical Skills
API DesignAPI DevelopmentBackend DevelopmentClickHouseConfiguration ManagementData AnalyticsDatabase ConfigurationDatabase ManagementDrizzle ORMFastifyFrontend DevelopmentFull Stack DevelopmentJavaScriptNodeNode.js
Repositories Contributed To
Overview of all repositories you've contributed to across your timeline