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Hola! I'm Matías, a Full Stack Developer and Solutions Engineer based in A Coruña, Spain. With extensive experience in SaaS and ERP platforms, I thrive on turning complex technical challenges into practical software solutions. My journey in tech is supported by a strong background in quality assurance and leadership. Having worked across engineering, operations, and customer-oriented environments, I love collaborating with diverse teams to deliver impactful results. Let's connect and explore innovative tech solutions together!…Hola! I'm Matías, a Full Stack Developer and Solutions Engineer based in A Coruña, Spain. With extensive experience in SaaS and ERP platforms, I thrive on turning complex technical challenges into practical software solutions. My journey in tech is supported by a strong background in quality assurance and leadership. Having worked across engineering, operations, and customer-oriented environments, I love collaborating with diverse teams to deliver impactful results. Let's connect and explore innovative tech solutions together!

Matías Farías

Full Stack Developer, AI Trainer, AI Evaluator

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Hola! I'm Matías, a Full Stack Developer and Solutions Engineer based in A Coruña, Spain. With extensive experience in SaaS and ERP platforms, I thrive on turning complex technical challenges into practical software solutions. My journey in tech is supported by a strong background in quality assurance and leadership. Having worked across engineering, operations, and customer-oriented environments, I love collaborating with diverse teams to deliver impactful results. Let's connect and explore innovative tech solutions together!…Hola! I'm Matías, a Full Stack Developer and Solutions Engineer based in A Coruña, Spain. With extensive experience in SaaS and ERP platforms, I thrive on turning complex technical challenges into practical software solutions. My journey in tech is supported by a strong background in quality assurance and leadership. Having worked across engineering, operations, and customer-oriented environments, I love collaborating with diverse teams to deliver impactful results. Let's connect and explore innovative tech solutions together!

Available to hire

Hola! I’m Matías, a Full Stack Developer and Solutions Engineer based in A Coruña, Spain. With extensive experience in SaaS and ERP platforms, I thrive on turning complex technical challenges into practical software solutions. My journey in tech is supported by a strong background in quality assurance and leadership.
Having worked across engineering, operations, and customer-oriented environments, I love collaborating with diverse teams to deliver impactful results. Let’s connect and explore innovative tech solutions together!

Skills

Experience Level

Expert

Expert

Expert

Expert

Language

Spanish; Castilian

Fluent

English

Advanced

Work Experience

Technical Support Engineer at Concentrix | Microsoft

October 1, 2025 - Present

Diagnose and resolve operating system, network, and software issues for Microsoft Windows users. I communicate technical problems clearly across various support channels to help users resolve issues efficiently.

AI Trainer / Evaluador de LLMs at Scale AI

June 1, 2024 - June 1, 2025

Evaluated LLM responses against detailed rubrics, using prompt engineering and analysis to identify reasoning and quality failures in AI-generated content. Explored factual, reasoning, and security inconsistencies in AI responses.

Full Stack Developer at Nimble Gravity

April 1, 2024 - October 1, 2025

Developed and maintained ERP functionalities with Laravel, React, and MySQL for a vending management platform in production, participated in migration to AWS RDS, and managed Linux/Docker environments.

Full Stack Developer at ALC Media

September 1, 2023 - April 1, 2024

Developed and maintained web applications in Next.js, PHP, React, and Drupal for international clients. Extended CMS solutions with new functionalities and third-party integrations.

SAP Support Analyst at Indra

June 1, 2019 - September 1, 2021

Provided first and second level SAP support, diagnosing incidents and restoring service for business users while documenting resolutions for better knowledge transfer.

Quality Assurance Specialist at Industria Química

January 1, 2011 - January 1, 2019

Led quality assurance activities in manufacturing processes ensuring compliance with internal standards and production specifications while directly collaborating with production teams.