Eduardo Fidalgo Lorente
I build high-performance web applications and AI-powered tools that scale to millions of users.
About
I build high-performance web applications and AI-powered tools that scale to millions of users.
What I Deliver
- Proven Scale: Built products in fintech, mobility, and SaaS used by millions
- AI Expertise: Production-grade work with OpenAI, Claude, LangChain, RAG, LLM fine-tuning
- Data Engineering: Robust pipelines with BigQuery, Snowflake, dbt, ETL
Core Tech Stack
- Frontend/Backend: React, Node.js, Python, TypeScript, PostgreSQL
- Cloud/DevOps: AWS, GCP
Background
- Computer Science, King’s College London
- Fluent in English & Spanish
Available for fixed-price projects and hourly work. Message me with your project details! I reply within a few hours.
- 7 years' experience
- Joined April 2026
Skills· 13
Languages
- Spanish; CastilianFluent
- EnglishFluent
- PortugueseAdvanced
- FrenchIntermediate
Industry experience
- Financial Services
- Healthcare
- Professional Services
- Software & Internet
- Life Sciences
Work experience
Led the design and deployment of a multi-modal GenAI platform (WhatsApp-first) serving 1M+ monthly users, integrating RAG and fine-tuned LLMs for personalised finance Q&A, legal summarisation, and healthcare symptom triage — reducing response latency to under 1.8 seconds and cutting costs by 42%.
Developed and deployed end-to-end AI features and data pipelines across healthcare-focused products, enabling real-time model inference, A/B testing, and scalable deployment in a production environment.
Led data engineering across healthcare, finance, and legal domains; built GDPR-compliant data lakes and pipelines processing 10M+ records daily with 99.7% uptime; drove data quality and model lifecycle improvements.
Education
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