a
aliharoon0111

Ali Haroon

@aliharoon0111

Full Stack Engineer Custom Web Application Specialist

Pakistan
Englisch, Urdu
Einige Informationen werden in englischer Sprache angezeigt.
Über mich
I build functional, custom web applications designed to streamline business operations and automate daily workflows. Specializing in the JavaScript ecosystem (Node.js, Express, MongoDB, and frontend components), I develop custom Point of Sale (POS) systems, inventory trackers, medical booking portals, and custom management dashboards. My focus is on turning real-world business challenges into clean,easy-to-use digital tools. Whether you run a retail shop, a local bakery, or a healthcare clinic, I build tailored software systems that help manage your sales, records, and operations efficiently... Mehr lesen

Kompetenzen

a
aliharoon0111
Ali Haroon
offline • 
Durchschnittliche Antwortzeit: 1 Stunde

Meine Dienstleistungen

Benutzerdefinierte Websites
I will build custom web applications, multi portal pos and business web app
Ab80 $ / ProjektWeitere Details

Portfolio

Arbeitserfahrung

Flyrank_AI

Backend AI Engineering Intern

Flyrank AI • Teilzeit

Jun 2026 - Sep 2026 • 3 mos

Completed a project-based Backend AI Engineering internship at FlyRank, building production-style server-side systems end to end. - Designed and documented REST APIs (Node.js, Express, Swagger/OpenAPI) with correct HTTP status codes, input validation and structured error handling - Migrated data storage from in-memory to SQLite to PostgreSQL and containerized the full stack with Docker & Docker Compose - Built secure authentication using Supabase and JWT, with reusable middleware for protected routes and safe secrets management - Developed a resilient web-scraping pipeline (Cheerio, Zod) with caching, retries, schema validation and run reports - Capstone: LLM Usage Metering & Billing Engine with idempotent metering, quota enforcement (429/402), integer-based money math and Stripe checkout with signature-verified, deduplicated webhooks - Wrote automated tests, clear READMEs and clean Git history; used AI tools for scaffolding and review Delivered 5 projects (62 documented hours). Supervisor evaluation: 36/40.