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Investment Tracker Platform

Marimeter

Developed an investment tracking platform with authentication, holdings management, and scheduled market data synchronization.

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Challenge

Users needed up-to-date holdings visibility while handling mixed data sources and maintaining a responsive dashboard experience.

Approach

  • Standardized portfolio and data sync flows around Supabase and typed API routes.
  • Added scheduled sync jobs and admin-triggered update endpoints for market freshness.
  • Aligned auth and onboarding paths to reduce abandonment for first-time users.

Implementation

  • Secure auth + callback flows for production domain.
  • Portfolio dashboard views and settings with export paths.
  • Cron-driven holdings and exchange-rate updates.

Outcomes

  • More consistent data freshness across user portfolios.
  • Cleaner operations through controlled admin sync endpoints.
  • Better user trust through predictable dashboard updates.

Technology Stack

Next.js 16SupabaseReact 19Tailwind CSS 4

Next Steps

  • Introduce historical performance benchmarks per asset class.
  • Add alerting for stale data pipelines.
  • Expand integrations for additional market feeds.