Piyush Rawat
Full-Stack Software Engineer with 3+ years of production experience
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About
Full-Stack Software Engineer with 3+ years of production experience building scalable web and mobile applications using React, Java, and Firebase. Currently developing GoldLens, a React Native fintech app in beta testing on Google Play Console. Proven expertise in serverless architecture, API integration, and subscription monetization.
Experience
Independent Developer & Founder - GoldLens - Gurgaon, India
(2025-05)
Gold Market Analytics App | React Native, Firebase, Google Cloud
- Built a production-grade React Native app (in beta testing on Google Play Console) designed to serve gold traders with real-time market intelligence and algorithmic trading signals
- Architected serverless backend using Firebase Cloud Functions, Firestore, and integrated 4 external financial APIs (Finnhub, Yahoo Finance, GNews, RevenueCat) with 99.9% uptime
- Engineered automated push notification system delivering 15-minute pre-event alerts for high-impact economic events to 500+ premium subscribers
- Implemented two-tier subscription monetization using RevenueCat, enabling recurring revenue from Pro ($4.99/month) and Premium ($19.99/month) tiers
- Designed and delivered complex features: Economic Calendar, Central Bank Tracker, Geopolitical News Feed, Weekly Gold Report, AI Trading Briefing, and Gold Trading Academy
Software Developer - Indian Institute of Technology, Roorkee - Roorkee, India
(2021-10 - 2025-04)
- Deployed scalable web application serving 50,000+ students using React.js and Java RESTful APIs; optimized MySQL authentication schema reducing error rates by 20%
- Developed responsive UI components using React Hooks (useState, useEffect, useContext), improving page load times by 30% and user engagement
- Created comprehensive Selenium WebDriver automation framework reducing regression testing time from 48 hours to 4 hours, accelerating release cycles
- Mentored 5 junior developers through technical workshops and code reviews, improving team velocity by 15% and reducing junior-level bug escape rate by 25%
Associate Operations - Startek Pvt. Ltd - Bangalore, India
(2019-10 - 2021-03)
- Automated routine operational tasks using PowerShell and Bash scripting, eliminating 40% of manual effort and improving team efficiency
Education
Master of Computer Applications - Computer Applications - Graphic Era University (2015 - 2017)
Bachelor of Computer Applications - Computer Applications - Graphic Era University (2012 - 2015)
