Copy

CASE STUDY

Stock Report

Portfolio insights and market tracking

FintechAPIsFullstack

ROLE

Full-Stack Developer

PLATFORM

Web

FOCUS

Fintech · APIs

Stock Report screenshot

The Real Problem

Retail investors often struggle to track key stock metrics across multiple platforms. Stock Report consolidates critical market data into a single dashboard.

Stock Report screenshot

The Approach

Provide investors with clear, actionable insights into stock performance and upcoming market events.

The app integrates multiple financial APIs to fetch real-time and historical data, presenting it in an easy-to-understand format.

What I Built

  1. Architected multi-source data aggregation layer for Alpha Vantage and Yahoo Finance
  2. Designed normalized data schemas for consistent cross-platform metrics
  3. Built interactive React dashboards with real-time updates and charting
  4. Implemented intelligent caching and rate limit management for API efficiency
  5. Optimized frontend performance achieving <2s initial load times

What Changed

  • Launched production platform serving 5000+ portfolio tracking sessions monthly
  • Reduced API costs by 65% through strategic caching and batching
  • Improved investment decision accuracy with consolidated earnings insights
  • Delivered sub-second dashboard updates during market hours

LET'S  TALK

Open to new work. I'm most energized by systems where reliability actually matters: payments, healthcare, infrastructure. Email is the fastest way to reach me.