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Built production algorithmic trading platform serving 1,000+ users with 99.9% uptime. Serverless AWS architecture (Lambda, DynamoDB, EventBridge) processes $2.4M monthly volume at 90% lower cost than traditional servers ($350/month vs $8,000+). React dashboard with real-time WebSocket updates. Implemented 4 trading strategies with backtesting engine. Automated CI/CD pipeline deploys in 8 minutes. Achieved <100ms API latency globally and <50ms WebSocket delivery. Complete with 400+ pages documentation, comprehensive test suite, and multi-environment deployment (dev/staging/production).
The network for creativity
Join 1.25M professional creatives like you
Connect with clients, get discovered, and run your business 100% commission-free
Creatives on Contra have earned over $150M and we are just getting started
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Hello everyone! I designed and implemented optimized luxury looking site. I hope you like it: https://aura-space-omega.vercel.app/ 😊
Looks good!
Full-featured eCommerce app with smooth UI, fast performance, and secure checkout.
Built to deliver a seamless shopping experience and support real business growth.
#StartupTech #SaaS #DigitalProduct #TechPortfolio #FreelanceDeveloper
Full-stack SaaS architecture handling real money, real users, and real-time data in production.
What's under the hood:
• JWT authentication with email verification and password reset
• Tiered subscription system (Free/Starter/Pro/Elite)
• Stripe and PayPal payment processing with webhook handlers
• Real-time WebSocket streaming for live data
• ML model inference serving 25 markets simultaneously
• Admin dashboard with user management, signal quality metrics, and system health
• 3Commas webhook integration for automated trading
The API serves a React SPA with Babel CDN transpilation — zero build step, instant deploys.
Behind Nginx with SSL on Oracle Cloud, running as a systemd service within a 2GB memory budget.
Stack: FastAPI, React 17, SQLite, Stripe, PayPal, JWT, WebSockets, Nginx, systemd, Oracle Cloud
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