# Doinel Atanasiu - Portfolio

> Freelance senior software engineer based in Umbria, Italy.
> Specializing in web development, mobile apps, and AI integration.

Content is published in English at the root and in Italian under /it/. Both versions of
every page are listed below, and each one is canonical for its own locale.

## Info
- Name: Doinel Atanasiu
- Role: Freelance senior software engineer
- Location: Umbria, Italy
- Email: doinel@atanasiu.me
- Website: [https://atanasiu.me](https://atanasiu.me)
- LinkedIn: [https://www.linkedin.com/in/doinel-atanasiu](https://www.linkedin.com/in/doinel-atanasiu)
- GitHub: [https://github.com/doinel1a](https://github.com/doinel1a)

## Core skills
- Frontend: Next.js, React.js, TypeScript
- Backend: Express.js, Hono, PostgreSQL, MySQL
- AI/ML: LangChain, Transformers, Anthropic, OpenAI, Google AI, AI SDK
- Infra: AWS, Docker, PostHog

## Experience
- Freelance senior software engineer @ D1A (January 2024 - present)
- Freelance lead engineer @ ReNow Energy (May 2024 - April 2026)
- Co-founder & Full-stack software engineer @ Animo Devs (April 2019 - June 2025)
- Co-founder & Full-stack software engineer @ Overse Tech (September 2021 - January 2025)

## Education
- Bachelor's degree in Computer Science, University of Perugia (102/110)

## Hackathons (selection)
- LHedger AI - ETHBucharest 2025 (side-track prize)
- Conecto - ETHBangkok by ETHGlobal 2024
- Modular Builder - ETHBucharest 2024 (side-track prize)
- SolanAI - Encode x Solana 2024 (side-track prize)

## Projects
- [All projects](https://atanasiu.me/projects) (English)
- [All projects](https://atanasiu.me/it/progetti) (Italiano)
- [A WhatsApp AI agent for maintenance quotes](https://atanasiu.me/projects/whatsapp-ai-agent-maintenance-quotes) (English): How a WhatsApp AI agent drafts maintenance quotes: the debounce, the privacy gate, the model-as-parameter design, and two months of real cost data.
- [Agente AI su WhatsApp per i preventivi di manutenzione](https://atanasiu.me/it/progetti/agente-ai-whatsapp-preventivi-manutenzione) (Italiano): Come un agente AI su WhatsApp prepara i preventivi: il debounce, il controllo privacy, il modello come parametro, e due mesi di costi reali di produzione.

## Articles
- [All articles](https://atanasiu.me/articles) (English)
- [All articles](https://atanasiu.me/it/articoli) (Italiano)
- [Automating Quotes on WhatsApp: What It Really Costs](https://atanasiu.me/articles/automate-maintenance-quotes-whatsapp) (English): Automating quotes on WhatsApp with a supervised AI: how it works, what it costs, how long it takes, and a checklist to tell if it fits your business.
- [Automatizzare i preventivi su WhatsApp: quanto costa davvero](https://atanasiu.me/it/articoli/automatizzare-preventivi-whatsapp-manutenzione) (Italiano): Automatizzare i preventivi su WhatsApp con un'AI supervisionata: come funziona, quanto costa, quanto ci vuole e una checklist per capire se ha senso per te.