2023•Full-Stack Engineer•3 months
Analytics Dashboard
Data visualization for business insights
Role
Full-Stack Engineer
Timeline
3 months
Year
2023
Stack
Next.js
React
D3.js
Overview
Created a comprehensive analytics dashboard processing millions of events daily with real-time charts and custom reporting.
The Challenge
Business teams needed insights from massive event streams but existing tools were slow and inflexible.
The Solution
Built a custom analytics pipeline with ClickHouse for OLAP queries and React with D3.js for interactive visualizations.
Results & Impact
Query response times under 500ms for datasets with 100M+ events. Enabled self-service analytics for the entire team.
Key Learnings
Learned columnar databases, time-series optimization, and performance-first data visualization.
Technology Stack
Next.js
React
D3.js
PostgreSQL
ClickHouse
AWS