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LECHU @ AWS

Matias "Lechu" Siri — Sr. Solutions Architect & Cloud Specialist

[ 2018 — 2024 · 7 YEARS · BUENOS AIRES & MADRID ]

> AWS JOURNEY

2018–2019

Sr. Technical Account Manager

📍 Buenos Aires, Argentina

Guided strategic customers through cloud adoption, operational excellence, and incident response. Built deep relationships across enterprise accounts in LATAM.

2019–2021

Sr. Solutions Architect — Partner Organization

📍 Buenos Aires, Argentina

Enabled AWS partners across LATAM to design and deliver cloud solutions. Focused on Well-Architected best practices, security, and cloud transformation for partner ecosystems.

2021–2022

Sr. Well-Architected Specialist Solutions Architect

📍 Buenos Aires, Argentina

Specialized in the AWS Well-Architected Framework. Conducted workload reviews across the six pillars — Operational Excellence, Security, Reliability, Performance Efficiency, Cost Optimization, and Sustainability.

2021–2024

Sr. Area of Depth Expert — Cybersecurity (TDIR)

📍 Madrid, Spain & Buenos Aires, Argentina

Subject matter expert in Threat Detection & Incident Response. Advised customers and partners on AWS security services, threat modeling, and incident response architectures using GuardDuty, Security Hub, Detective, and more.

2022–2024

Sr. Cloud Optimization Specialist Solutions Architect

📍 Madrid, Spain

Led cloud optimization engagements across EMEA, helping customers reduce costs, improve efficiency, and align workloads with the AWS Well-Architected Framework at scale.

> AWS BLOG POSTS & ARTICLES

OCT 2023 · AWS Cloud Operations Blog

Scale your workload reviews with the new Review Templates feature in the AWS Well-Architected Tool

Co-authored with Sean MacDonald. How the Review Templates feature enables teams to standardize and scale Well-Architected reviews across multiple workloads.

READ POST →

APR 2023 · AWS Cloud Operations Blog

Scale AWS Well-Architected Framework Reviews with the new Consolidated Report

Co-authored with Matthew Bunce. How the Consolidated Report helps organizations prioritize risks and build improvement strategies across multiple workload reviews.

READ POST →

AWS Builder · ES