I specialize in designing and developing production-grade web applications, automated data pipelines, and API integrations. I build resilient systems that bridge the gap between complex backend data flows and intuitive front-end interfaces, turning raw data into actionable business intelligence.
- Full-Stack Development: Building end-to-end web applications and Micro-SaaS products focusing on clean UI/UX and scalable serverless architectures.
- Data Engineering & Cloud Extraction: Designing robust, scalable data gathering systems (ETL). Experienced in developing and publishing containerized automation APIs (Actors) on the global Apify platform.
- API Integrations & Middleware: Creating seamless, automated communication between decoupled platforms (e-commerce, CRMs, internal tools) leveraging modern REST/GraphQL APIs.
- Open-Source Contributions: Contributed to high-scale commercial software. Active contributor to Expensify App, working on large-scale React Native and TypeScript codebases.
Python |
TypeScript |
JavaScript |
React / Native |
Node.js |
SQLite / PG |
- Frameworks & Automation: React, React Native, Apify SDK, Playwright, Node.js automation.
- Architecture & Reliability: Serverless Functions (Vercel/Netlify), Exponential Backoff strategies, Distributed Task Queues.
- DevOps & Workflow: GitHub Actions, Docker, Cloud Containerization.
🔄 StockSync Lite (B2B Micro-SaaS)
A lightweight, local-first web application that synchronizes product stock levels in real-time between Shopify and eBay.
- Unique Feature: Integrates a dynamic Buffer Stock (Safety Stock) system to prevent double selling and protect seller account ratings.
- Tech Stack: HTML5, CSS3 Glassmorphism, Vanilla ES6 JavaScript, Vercel Serverless Functions.
Developed and published production-grade extraction APIs (Actors) for business intelligence:
- 📈 Flashscore Elite Stats: Premium football data factory extracting Expected Goals (xG) and deep match metrics for predictive analytics.
- 🏢 BuiltIn Tech-Stack Enricher: B2B Lead Generation tool extracting company technology stacks and hiring intent.
- 🛒 Subito.it Universal Scraper: Real-time classified listings extraction for real estate, motors, and e-commerce.
If you need resilient data pipelines, custom API integrations, or full-stack web applications, feel free to reach out:
- 🌐 GitHub: github.com/harryautomazione
- 💼 Available for: Technical consulting, product development, and automation workflows.