• Re-engineered infrastructure from unsecured shared hosting to secure AWS environment with VPC design, autoscaling EC2, role-based IAM, and Secrets Manager—establishing enterprise-grade security foundation • Built global engineering team from scratch and implemented CI/CD workflows, development standards, and operational processes • Designed and delivered AubiCoach (AI coaching product): fine-tuned Mistral 13B using AWS SageMaker, deployed inference with vLLM on EC2, integrated OpenAI and Gemini APIs • Architected modernization roadmap transitioning Laravel monolith to distributed system with micro-frontends, microservices, and managed AWS components (Cognito, ECS Fargate, DynamoDB) • Partner with executive leadership to align technical decisions with business objectives and position platform for enterprise scalability

• Designed, built, and launched complete MVP using Flutter with serverless AWS backend, achieving deployment on Apple App Store and Google Play • Integrated real-time geolocation with Google Maps API and dynamic audio triggers for seamless self-guided tour experience • Led all business functions including product design, technical implementation, marketing, partnerships, and investor outreach

• Managed 9-person backend engineering team maintaining 99.99% uptime for globally distributed IoT services serving millions of Ring devices • Designed and led core backend systems processing 1M+ requests per minute and 1B+ daily requests, ensuring reliability and scalability • Reduced horizontal scaling requirements by 50% through optimized load balancing and infrastructure redesign • Delivered $2M+ annual cost savings through strategic optimization of DynamoDB, Kafka, and cloud architecture • Mentored engineers and future managers, establishing culture of ownership, quality, and operational excellence

• Led QA operations for Disney projects coordinating 24 engineers across 3 Argentina locations with Florida HQ, ensuring quality standards for high-visibility product launches • Built automated testing framework at Avantrip using Cucumber and custom Gherkin- like DSL, establishing foundation for CI/CD adoption • Progressed from QA Engineer to Senior QA to QA Lead to Software Engineer, pioneering early DevOps practices and automated testing pipelines