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Hello, World! 👋 I'm Guillermo, a Senior Full Stack Developer and AI Solutions Architect with 5+ years of experience building scalable SaaS platforms, AI/LLM applications, and data-driven web solutions. I specialize in product execution, API design, and cloud-native architectures—shipping impactful features with measurable results.

• 🧠 Architected AI meeting transcription/summarization tools, boosting team productivity by 30%.
• 🤖 Built conversational CMS assistants (LLM + WordPress REST) for natural language content ops.
• 📊 Delivered real-time BI dashboards with OpenAI integration (React/Next.js/Chart.js).
• 🚀 Led agile teams, mentored devs, and optimized CI/CD pipelines (GitHub Actions, Docker).
• 🛒 Founded PrecioPana: grocery price-comparison SaaS (10k+ MAU, AI shopping copilot, WhatsApp RAG bot).
• 🏆 Selected for Google Gemini API Competition (top 1% globally) with LMS-AI adaptive learning platform.

• Repo Assistant AI: Enterprise GitHub app for automated repo management, ML-powered issue classification. Part of github developer program
• Villa De Marcos: Hospitality booking platform (Next/React/Node/Stripe), WhatsApp LLM concierge, 95% CSAT.
• PrecioPana: Grocery price-comparison SaaS, AI shopping copilot, WhatsApp RAG bot, 10k+ MAU.
• LMS-AI: Adaptive learning platform with Google Gemini/OpenAI APIs, real-time feedback, top 1% in competition.
• DataMission: BI dashboards, secure APIs, GPT-powered insights, RFP automation.

• Español: Native Speaker 🇪🇸
• English: Fluent (C1 Advanced) 🇬🇧

• Santa Maria University — B.Sc. in Systems Engineering & Computer Science (2015–2023)

If you need a developer who blends product vision, AI innovation, and robust engineering, let's connect and build something extraordinary!

🔗LinkedIn | 🔗Upwork

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