Backend & Full-Stack Engineer | Python · Django · DRF · FastAPI · Next.js · React · TypeScript | AI/LLM Integration | Pavia, Italy
Backend and Full-Stack Engineer with 4+ years of production experience across fintech, healthcare, and SaaS. I architect REST APIs, design normalized PostgreSQL schemas, and integrate LLM APIs (OpenAI, Gemini, Anthropic) directly into production workflows. Currently pursuing an MSc in Electronic Engineering at Università di Pavia, Italy.
🇪🇺 EU work authorization — no visa required. Available immediately. 📍 Open to: Remote (Europe-wide) · Hybrid/On-site (Milan, Italy) · Relocation to Netherlands or Germany
Target roles: Backend Engineer · Full-Stack Engineer · AI/LLM Engineer · Software Engineer
Backend
Python Django Django REST Framework FastAPI Node.js NestJS WebSockets JWT OAuth2 REST API
Frontend
Next.js React TypeScript JavaScript Tailwind CSS Vue.js
Data & Infrastructure
PostgreSQL Redis Docker GitHub Actions CI/CD Vercel Railway
AI & LLM
OpenAI API LangChain Anthropic Claude Google Gemini LLM Integration Prompt Engineering
| Project | Stack | Description | Demo |
|---|---|---|---|
| Learnitali | Next.js · NestJS · PostgreSQL · Redis | Full-stack language learning platform with JWT auth, Prisma ORM, Docker | Live |
| Multimedia Scheduler | FastAPI · Next.js · TypeScript · Docker | Real-time queue scheduling simulator: FIFO, Priority, Round Robin | Live |
| MedTech Image Simulator | Vue · FastAPI · Docker | Arterial/venous medical image phase simulation with GitHub Actions CI/CD | Live |
| GPT-Trader | Django · Next.js · PostgreSQL · OpenAI | Fintech platform with backtesting, live market data, and LLM strategy analysis | — |
| Showrunner | Django · Next.js · Socket.io · Docker | Real-time collaborative SaaS with Google OAuth and WebSocket multi-user sessions | — |
- 🚀 ~30% reduction in PostgreSQL query latency on a fintech platform by redesigning schema indexing and query structures for financial market data pipelines
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📦 Delivered production SaaS (Showrunner) from system design to live deployment in under 6 months with real-time WebSocket collaboration
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- ⚕️ 20% operational efficiency gain at Lenard Healthcare by engineering the Elzhen platform (Django + Angular), replacing manual medical equipment workflows
💼 LinkedIn linkedin.com/in/sinasoleymanpour 📧 Email Sina.Soleymanpour@yahoo.com 📍 Location Milan / Pavia, Italy — EU work authorization, available immediately 💻 GitHub github.com/sinaslmp
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