Fernando Daza AI/ML Engineer

AI/ML Engineer

Fractalia

Sep 2025 - Current (1 year 2 months)

• Developed machine-learning classification models for customer retention prediction, integrated into production decision pipelines
• Architected and built production AI Voice Agents using real-time speech-to-speech (S2S) models and STT-LLM-TTS pipelines, with emphasis on scalability, maintainability, and observability
• Led end-to-end architecture and delivery of AI solutions, from prototype to production deployment
• Designed extensible multi-agent systems with clear separation of concerns and reusable agent primitives
• Engineered system-level prompts and built harness-based evaluation pipelines to measure model quality and regression
• Designed a multi-agent system to enrich and qualify inbound leads
• Leve

Backend Engineer

Agile Dream Team

Jan 2023 - May 2025 (2 years 5 months)

Reino Setas Project Remote - Colombia
• Led 2-person development team designing intelligent container management system for edible mushroom cultivation
• Developed conversational AI chatbot using LangChain for farmer interactions and system queries
• Implemented AI agents with RAG capabilities providing real-time insights using ChromaDB knowledge base
• Built automated decision-making system for environmental controls reducing manual intervention by 85%
• Architected scalable microservices using Python, FastAPI, PostgreSQL, and MongoDB
• Integrated event-driven communication with Kafka for distributed container monitoring
• Technologies: Python (Advanced), FastAPI (Advanced), LangChain, AI Agents, RAG, Chr

Developer Engineer

Xmarts Group

Dec 2019 - Apr 2023 (3 years 5 months)

• Developed microservices architecture for multi-country electronic invoicing platform
• Implemented conversational chatbot using LangChain for invoice status queries and customer support
• Built MQTT-based communication system for real-time invoice processing across regions
• Managed cloud infrastructure and automated Odoo instance deployments
• Leveraged 8 years of professional experience in backend frameworks to build scalable systems
• Technologies: Python (Advanced), FastAPI (Advanced), LangChain, MQTT, PostgreSQL, Cloud Infrastructure, Backend frameworks

Developer Engineer

Silocom CA

Nov 2017 - Nov 2019 (2 years 1 month)

• Built IoT ecosystem solutions using LPWAN networks including LoRa, ZigBee, and SigFox
• Developed backend services with Java and MySQL for IoT data management
• Utilized backend frameworks to support IoT data management services
• Technologies: Java, MySQL, IoT Protocols, LPWAN Networks, Backend frameworks

Fernando Daza

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Fernando Daza

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