Looks like you have JavaScript disabled. For the full Twine experience, you will need to re-enable it.

Hands-on engineer (80%+ coding) helping teams build, scale, and fix complex production systems — especially where AI, performance, reliability, and cost control matter. More than 15 years of experience: AI in production: LLM/RAG integrations, model deployment, observability Distributed backend at scale: latency, throughput, resilience AWS & cloud optimization: pragmatic architecture, measurable cost control…Hands-on engineer (80%+ coding) helping teams build, scale, and fix complex production systems — especially where AI, performance, reliability, and cost control matter. More than 15 years of experience: AI in production: LLM/RAG integrations, model deployment, observability Distributed backend at scale: latency, throughput, resilience AWS & cloud optimization: pragmatic architecture, measurable cost control

Israel López Maíz

Full Stack Developer, Back-End Developer, AI Engineer, +3





Hands-on engineer (80%+ coding) helping teams build, scale, and fix complex production systems — especially where AI, performance, reliability, and cost control matter. More than 15 years of experience: AI in production: LLM/RAG integrations, model deployment, observability Distributed backend at scale: latency, throughput, resilience AWS & cloud optimization: pragmatic architecture, measurable cost control…Hands-on engineer (80%+ coding) helping teams build, scale, and fix complex production systems — especially where AI, performance, reliability, and cost control matter. More than 15 years of experience: AI in production: LLM/RAG integrations, model deployment, observability Distributed backend at scale: latency, throughput, resilience AWS & cloud optimization: pragmatic architecture, measurable cost control

Available to hire

Hands-on engineer (80%+ coding) helping teams build, scale, and fix complex production systems — especially where AI, performance, reliability, and cost control matter. More than 15 years of experience:

AI in production: LLM/RAG integrations, model deployment, observability
Distributed backend at scale: latency, throughput, resilience
AWS & cloud optimization: pragmatic architecture, measurable cost control

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Language

Chinese

Advanced

Spanish; Castilian

Fluent

English

Fluent

Work Experience

Senior Software Engineer at Devo

March 1, 2020 - March 31, 2024

Implemented and optimized distributed data ingestion and model deployment workflows for AI-enabled capabilities. Designed and iterated on the reward algorithm to improve system efficiency, reliability and fairness. Established CI/CD pipelines, introduced monitoring, fault recovery, and anti‑manipulation controls to ensure robust performance across cloud, on‑premises and edge environments.

Software Architect at European Commission

June 1, 2017 - January 31, 2020

Led backend design and implementation in Java and Node.js using Clean Architecture across multiple projects. Managed non‑functional requirements, coordinated with Jira, and developed RESTful APIs and semantic search capabilities for operational data. Built a security‑focused microservices toolkit and helped advance a zero‑trust style deployment across cloud and on‑prem environments, including integration with NATO systems.

Senior Programmer at PRISA Group

March 1, 2012 - May 31, 2015

Led three projects for Android and iOS educational apps, migrated content packaging to SCORM standards, and standardised educational content workflows. Built a translation and packaging tooling to support SCORM compliance, coordinated with Jira/Confluence, and contributed to multi‑platform delivery and content management.

Researcher at University of Alcala de Henares

September 1, 2007 - June 30, 2009

Conducted research in Artificial Intelligence and Computer Vision as part of the university’s research group. Collaborated with other universities, prepared research reports, and contributed to AI/Vision coursework and teaching assistant duties.