Freelancer profile translated to English.
Back to original languageAbout Álvaro
Hello! I'm Álvaro, a Data Engineer and Full Stack Developer.
My goal is simple: to help companies and entrepreneurs build their ideas from scratch or improve their daily processes so they can scale without limits.
Working with me means you don't have to hire multiple people; I handle the complete (end-to-end) cycle, from the database to what your customers see on their screens.
What truly differentiates me and adds value to my clients is my way of working: I am a "native AI" developer. By integrating artificial intelligence into my daily programming, I manage to drastically shorten delivery times and build much more robust systems.
My specialties include:
- Building SaaS platforms from architecture to launch (FastAPI + React/TypeScript).
- Implementing AI to automate workflows in SMEs, eliminating manual labor.
- Developing corporate web portals and custom management systems.
If you're looking for someone involved, resourceful, and who speaks both business and code, I'd love to hear about your project.
Spanish
Native or bilingual
English
Fluent
Remote only
Primarily works remotely
Experience
- Nueva Investigacion & FreelanceSoftware Engineer · Data & AI ConsultantSOFTWARE PUBLISHINGJanuary 2025 - Today (1 year and 5 months)Madrid, SpainDeveloped end-to-end SaaS platforms (FastAPI + React/TypeScript), covering everything from architecture to deployment for final clients. Automated business workflows using AI agents (LangChain, Claude API), eliminating repetitive manual processes in SMEs. Additionally, delivered custom management systems for schools, event companies, and artists, all currently in production and with active users.
- Publicis GroupeData Engineer InternSOFTWARE PUBLISHINGFebruary 2024 - July 2024 (5 months)Madrid, SpainDeveloped ETL pipelines in Python for mass data processing, NLP solutions, graph databases, and cloud migration to Azure. Agile methodologies.
- Tarareo Eventos | Kitai | INUIWeb Developer / Full Stack Web DeveloperSOFTWARE PUBLISHINGMarch 2025 - February 2026 (11 months)Madrid, SpainDesigned and developed custom end-to-end corporate websites for event companies, artists, and SMEs. I handled the entire project lifecycle, from design and architecture to final deployment. Additionally, I implemented custom CMS systems to facilitate self-management, applied SEO strategies to improve organic visibility, and integrated advanced lead capture forms focused on maximizing each client's conversion.
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Education
- Master in Development with AIBIG schoolLLMs, Cursor IDE, GitHub Copilot, Claude y +50 herramientas de desarrollo. Arquitectura limpia, sistemas distribuidos y apps production-ready con lA nativa.
- Data Engineering and SystemsUniversidad Politecnica de Madrid (UPM)2025Formación técnica avanzada en arquitectura de datos, ingeniería de software y programación. Adquisición de bases sólidas en el diseño de bases de datos (SQL/NoSQL), desarrollo de pipelines de procesamiento masivo (ETL) y estructuras de datos orientadas a la creación de aplicaciones escalables.