Backend & AI · Santa Catarina, Brazil

YAGOCOSTAAYALA

I build systems that don't fall over. Not even when you hit the button twice.

Yago Costa Ayala

Writing production code for

Receipts

R$4M

every month

cut from the exchange module after I rebuilt it
Live Roupas Esportivas2024
600K

integrations

had failed silently. I brought them back in days
Live Roupas Esportivas2024
1000+

clients

migrated to a new system. Nobody noticed
Clinicorp2023

about.

AI Software Engineer with 4+ years of hands-on experience building high-performance applications using Go/Golang, Node.js, React.js, and cloud platforms (AWS/GCP). Currently focused on developing AI solutions with OpenAI, Hugging Face, and custom machine learning models.

Proven track record of delivering impactful solutions: building AI-driven user engagement systems with Thompson Sampling algorithms, achieving R$4M+ monthly savings through system redesign, and resolving 600K+ failed integrations. I thrive in fast-paced environments, creating intelligent systems that process large-scale data. Actively seeking opportunities to contribute to innovative US tech companies.

Stack.

AI / ML
OpenAIHugging FaceMachine LearningPython
Languages
GoNode.jsTypeScriptJavaScriptPHPC#
Interface
ReactNext.jsVue.jsLaravel
Data
PostgreSQLMySQLRedis
Platform
AWSGCPDockerCI/CDRabbitMQ
Integration
RESTWebSocketMicroservicesGit